ACCUM PRECIP STATION YEAR JULY 15-AUG 25 Station : ALBION 1 N, MT0088 1961 2.00 1962 0.83 1963 2.07 1964 1.85 1965 1.99 1966 1.89 1967 1.28 1968 3.38 1969 2.03 1970 1.34 1971 0.31 1972 2.35 1973 1.60 1974 2.62 1975 1.16 1976 1.77 1977 1.40 1978 2.84 1979 3.41 1980 1.30 1981 4.69 1982 3.69 1983 4.34 1984 3.19 1985 1.80 1991 0.21 1992 1.89 1993 1.71 1994 0.22 1995 2.12 1996 0.60 61-90 AVERAGE: 2.21 Station : AUGUSTA, MT0364 1961 0.37 1962 0.76 1963 1.05 1964 0.67 1965 1.79 1966 0.67 1967 0.30 1968 1.70 1969 0.18 1970 0.69 1971 0.74 1972 5.91 1973 0.69 1974 2.51 1975 2.83 1976 2.14 1977 1.63 1978 1.58 1979 0.95 1980 0.59 1981 2.21 1982 0.38 1983 1.80 1984 1.32 1985 4.11 1986 0.93 1987 5.09 1988 0.18 1989 3.56 1990 2.55 1991 0.95 1992 1.01 1993 2.71 1994 1.00 1995 1.49 1996 0.34 61-90 AVERAGE: 1.66 Station : AUSTIN 1 W, MT0375 1961 1.25 1962 2.35 1963 0.64 1964 1.38 1965 1.19 1966 0.41 1967 0.55 1968 1.26 1969 0.24 1970 2.06 1971 0.27 1972 1.75 1973 1.65 1974 3.20 1975 5.28 1976 1.70 1977 1.08 1978 1.67 1979 1.21 1980 0.21 1981 1.51 1982 0.56 1983 2.98 1984 1.09 1985 3.10 1986 1.77 1987 0.02 1988 0.04 1989 6.58 1990 3.48 1991 0.40 1992 1.89 1993 5.49 1994 1.34 1995 0.67 1996 0.89 61-90 AVERAGE: 1.68 Station : BABB 6 NE, MT0392 1961 2.04 1962 2.10 1963 1.02 1964 0.63 1965 1.11 1966 2.87 1967 0.66 1968 3.95 1969 0.04 1970 1.27 1971 0.85 1972 4.83 1973 1.04 1974 1.80 1975 3.13 1976 5.07 1977 5.31 1978 6.36 1979 1.19 1980 3.04 1981 1.73 1982 0.49 1983 1.72 1984 1.81 1985 3.92 1986 1.10 1987 7.89 1988 1.45 1989 3.90 1990 3.47 1991 2.09 1992 3.81 1993 4.87 1994 0.55 1995 4.06 1996 1.02 61-90 AVERAGE: 2.53 Station : BALLANTINE, MT0432 1961 0.39 1962 1.77 1963 1.02 1964 1.23 1965 0.83 1966 0.98 1967 0.18 1968 4.21 1969 1.43 1970 0.88 1971 0.21 1972 4.33 1973 2.36 1974 3.15 1975 1.54 1976 0.66 1977 1.65 1978 1.14 1979 0.62 1980 1.09 1981 1.67 1982 0.92 1983 1.18 1984 0.69 1985 3.21 1986 0.87 1987 3.18 1988 0.34 1989 1.84 1990 1.28 1991 0.01 61-90 AVERAGE: 1.50 Station : BARBER, MT0466 1961 1.35 1962 1.60 1963 0.43 1964 2.14 1965 2.51 1966 0.35 1967 0.73 1968 2.74 1969 2.10 1970 0.42 1971 0.36 1972 3.79 1973 1.62 1974 2.83 1975 2.16 1976 1.87 1977 1.48 1978 0.94 1979 3.61 1980 0.76 1981 2.55 1982 0.76 1983 1.82 1984 0.72 1985 3.90 1986 0.97 1987 3.93 1988 0.33 1989 1.73 1990 1.88 1991 0.84 1992 1.66 1993 4.33 1994 0.26 1995 1.49 1996 0.39 61-90 AVERAGE: 1.75 Station : BELGRADE AIRPORT, MT0622 1961 0.57 1962 1.88 1963 1.34 1964 1.52 1965 3.21 1966 0.99 1967 0.91 1968 1.97 1969 1.71 1970 1.51 1971 0.27 1972 2.61 1973 1.07 1974 1.93 1975 3.86 1976 1.86 1977 0.37 1978 1.21 1979 1.10 1980 1.09 1981 0.41 1982 1.06 1983 1.12 1984 0.77 1985 1.81 1986 1.76 1987 3.49 1988 0.76 1989 1.26 1990 1.84 1991 0.83 1992 0.89 1993 3.83 1994 0.33 1995 0.00 1996 0.00 61-90 AVERAGE: 1.51 Station : BIDDLE 8 SW, MT0743 1964 0.84 1965 2.18 1966 0.40 1967 0.28 1968 3.54 1969 1.64 1970 1.71 1971 0.65 1972 2.39 1973 1.56 1974 0.98 1975 1.19 1976 0.43 1977 1.65 1978 1.29 1979 1.96 1980 2.45 1981 2.34 1982 5.27 1983 2.13 1984 1.67 1985 2.00 1986 0.85 1987 3.64 1988 0.53 1989 0.28 1990 0.37 1991 0.41 1992 2.34 1993 2.45 1994 0.25 1995 1.42 1996 1.20 61-90 AVERAGE: 1.64 Station : BIG SANDY, MT0770 1961 1.58 1962 1.55 1963 0.90 1964 2.20 1965 1.57 1966 0.78 1967 0.01 1968 4.60 1969 0.15 1970 0.81 1971 0.25 1972 2.50 1973 0.54 1974 4.06 1975 5.15 1976 1.00 1977 2.40 1978 2.69 1979 1.38 1980 1.40 1981 1.95 1982 1.46 1983 0.90 1984 0.37 1985 3.00 1986 2.18 1987 2.71 1988 0.12 1989 2.80 1990 0.03 1992 2.17 1993 3.61 1994 0.81 1995 1.37 1996 1.17 61-90 AVERAGE: 1.70 Station : BIGFORK 13 S, MT0755 1961 0.12 1962 0.33 1963 0.72 1964 3.33 1965 4.52 1966 0.21 1967 0.02 1968 5.71 1969 0.06 1970 2.85 1971 0.55 1972 1.42 1973 0.55 1974 1.14 1975 6.91 1976 2.05 1977 0.68 1978 4.53 1979 0.65 1980 1.93 1981 0.23 1982 2.26 1983 1.78 1984 1.38 1985 2.44 1986 0.19 1987 7.53 1988 0.48 1989 4.44 1990 3.04 1991 1.57 1992 1.76 1993 3.59 1994 0.17 1995 2.32 1996 1.33 61-90 AVERAGE: 2.07 Station : BILLINGS WATER PLANT, MT0802 1961 0.40 1962 2.17 1963 0.77 1964 1.08 1965 3.46 1966 1.99 1967 0.27 1968 2.68 1969 1.47 1970 0.54 1971 0.23 1972 3.09 1973 1.60 1974 2.47 1975 1.47 1976 0.67 1977 0.31 1978 0.79 1979 1.05 1980 2.17 1981 0.57 1982 1.26 1983 1.08 1984 0.71 1985 3.35 1986 0.60 1987 2.81 1988 0.07 1989 1.93 1990 1.29 1991 0.69 1992 0.57 1993 2.52 1994 0.19 1995 1.65 1996 0.14 61-90 AVERAGE: 1.41 Station : BILLINGS WSO, MT0807 1961 0.65 1962 1.48 1963 0.88 1964 0.94 1965 3.79 1966 2.05 1967 0.23 1968 2.57 1969 1.85 1970 0.51 1971 0.32 1972 3.14 1973 1.40 1974 2.28 1975 1.39 1976 0.64 1977 1.06 1978 1.03 1979 0.93 1980 1.25 1981 1.05 1982 1.04 1983 2.31 1984 0.76 1985 2.97 1986 0.82 1987 2.90 1988 0.17 1989 1.01 1990 0.98 1991 0.47 1992 0.55 1993 2.90 1994 0.14 1995 1.93 1996 0.07 61-90 AVERAGE: 1.41 Station : BIRNEY, MT0819 1961 0.11 1962 1.04 1963 1.26 1964 0.68 1965 2.33 1966 1.10 1967 0.18 1968 2.47 1969 1.57 1970 0.02 1971 0.08 1972 0.82 1973 1.78 1974 0.41 1975 1.45 1976 0.56 1977 0.83 1978 1.38 1979 1.53 1980 1.27 1981 3.00 1982 2.26 1983 1.32 1984 1.45 1985 2.57 1986 0.37 1987 3.01 1988 1.21 1989 1.05 1990 1.00 1991 1.94 1992 1.72 1993 2.34 1994 0.58 1995 0.99 1996 0.21 61-90 AVERAGE: 1.27 Station : BLACKLEAF, MT0877 1961 0.56 1962 1.13 1963 1.34 1964 0.29 1965 1.90 1966 0.90 1967 0.45 1968 1.79 1969 0.07 1970 1.77 1971 1.53 1972 4.43 1973 0.48 1974 2.50 1975 1.88 1976 5.43 1977 2.52 1978 1.95 1979 0.50 1980 1.27 1981 2.08 1982 0.95 1983 0.96 1984 1.14 1985 4.24 1986 0.91 1987 5.69 1988 0.36 1989 7.14 1990 2.90 1991 1.27 1992 1.28 1993 3.81 1994 0.19 1995 2.80 1996 0.07 61-90 AVERAGE: 1.97 Station : BLOOMFIELD, MT0923 1969 0.47 1970 0.47 1971 0.05 1972 2.44 1973 0.02 1974 3.72 1975 2.86 1976 0.89 1977 0.51 1978 1.32 1979 1.37 1980 3.96 1981 2.21 1982 0.95 1983 1.65 1984 0.02 1985 4.15 1986 1.15 1987 1.35 1988 0.60 1989 0.94 1990 1.60 1991 0.02 61-90 AVERAGE: 1.49 Station : BOULDER, MT1008 1961 1.15 1962 1.83 1963 1.31 1964 0.78 1965 1.69 1966 0.37 1967 2.14 1968 0.35 1969 0.63 1970 1.18 1971 0.48 1972 3.22 1973 0.75 1974 2.95 1975 3.45 1976 4.63 1977 1.37 1978 1.58 1979 1.35 1980 0.48 1981 1.71 1982 1.13 1983 2.19 1984 1.03 1985 2.25 1986 1.78 1987 2.54 1988 0.34 1989 2.88 1990 5.29 1991 1.27 1992 0.98 1993 5.08 1994 1.11 1995 1.07 1996 1.04 61-90 AVERAGE: 1.76 Station : BOZEMAN 12 NE, MT1050 1961 1.55 1962 3.87 1963 1.35 1964 3.56 1965 2.85 1966 1.31 1967 2.39 1968 8.43 1969 1.60 1970 3.13 1971 0.69 1972 3.28 1973 2.25 1974 4.45 1975 7.42 1976 1.97 1977 1.57 1978 2.72 1979 2.43 1980 2.31 1981 0.83 1982 2.08 1983 3.14 1984 3.88 1985 3.61 1986 2.34 1987 5.54 1988 1.14 1989 2.19 1990 2.92 1991 0.81 1992 2.11 1993 7.43 1994 2.53 1995 4.37 1996 0.04 61-90 AVERAGE: 2.89 Station : BOZEMAN 6 W EXP FARM, MT1047 1967 0.67 1968 2.57 1969 2.18 1970 2.26 1971 0.30 1972 2.72 1973 1.21 1974 2.77 1975 4.05 1976 1.27 1977 0.83 1978 1.93 1979 1.50 1980 0.89 1981 1.12 1982 0.82 1983 2.88 1984 1.52 1985 1.70 1986 1.72 1987 4.20 1988 0.84 1989 2.58 1990 2.77 1991 0.46 1992 1.48 1993 4.36 1994 0.72 1995 3.91 1996 0.19 61-90 AVERAGE: 1.89 61-90 AVERAGE: ?.00 Station : BRANDENBERG, MT1084 1961 0.58 1962 1.19 1963 1.16 1964 2.64 1965 1.66 1966 1.46 1967 0.20 1968 4.53 1969 0.60 1970 0.22 1971 0.11 1972 3.47 1973 1.95 1974 1.87 1975 1.12 1976 0.92 1977 1.26 1978 0.68 1979 0.92 1980 1.12 1981 2.17 1982 3.27 1983 1.41 1984 0.96 1985 2.12 1986 0.31 1987 3.62 1988 0.60 1989 0.93 1990 0.72 1991 0.55 1992 2.58 1993 1.77 1994 0.08 1995 0.43 1996 0.18 61-90 AVERAGE: 1.46 Station : BREDETTE, MT1088 1961 1.30 1962 1.92 1963 1.42 1964 0.51 1965 1.59 1966 4.01 1967 0.55 1968 8.02 1969 1.73 1970 2.10 1971 0.12 1972 3.80 1973 1.73 1974 3.28 1975 3.30 1976 3.48 1977 1.46 1978 0.54 1979 2.75 1980 3.23 1981 0.81 1982 1.36 1983 1.39 1984 0.33 1985 2.11 1986 2.13 1987 7.20 1988 1.41 1989 0.94 1990 3.23 1991 2.17 1992 2.23 1993 6.87 1994 0.59 1995 3.00 1996 2.85 61-90 AVERAGE: 2.26 Station : BRIDGER, MT1102 1961 1.26 1962 1.43 1963 0.89 1964 0.47 1965 2.45 1966 1.12 1967 0.12 1968 2.29 1969 0.53 1970 0.21 1971 0.22 1972 2.99 1973 0.41 1974 1.50 1975 0.12 1976 1.13 1977 0.80 1978 0.54 1979 0.93 1980 1.57 1981 0.51 1982 0.88 1983 0.81 1984 1.25 1985 2.53 1986 0.29 1987 2.19 1988 0.22 1989 0.97 1990 0.46 1991 0.09 1992 0.49 1993 2.39 1994 0.02 1995 0.00 61-90 AVERAGE: 1.04 Station : BROADUS, MT1127 1961 1.55 1962 0.95 1963 2.05 1964 1.75 1965 1.54 1966 2.24 1967 0.42 1968 3.55 1969 1.05 1970 1.01 1971 0.37 1972 3.06 1973 1.12 1974 0.64 1975 1.43 1976 2.70 1977 0.66 1978 1.49 1979 2.68 1980 1.15 1981 2.89 1982 2.68 1983 0.68 1984 1.08 1985 1.46 1986 0.28 1987 3.57 1988 1.07 1989 0.47 1990 0.46 1991 0.29 1992 1.31 1993 3.68 1994 0.04 1995 0.75 1996 0.41 61-90 AVERAGE: 1.53 Station : BROADVIEW, MT1149 1961 2.46 1962 2.35 1963 0.66 1964 1.64 1965 1.94 1966 1.28 1967 0.87 1968 2.39 1969 0.51 1970 0.94 1971 0.47 1972 3.99 1973 1.34 1974 2.97 1975 2.54 1976 1.22 1977 1.89 1978 0.93 1979 0.52 1980 2.11 1981 1.27 1982 0.62 1983 0.93 1984 0.74 1985 3.37 1986 1.74 1987 3.77 1988 0.28 1989 2.58 1990 3.25 1991 0.03 61-90 AVERAGE: 1.72 Station : BROCKWAY 3 WSW, MT1169 1961 2.38 1962 1.70 1963 1.98 1964 0.50 1965 2.24 1966 2.88 1967 0.67 1968 3.47 1969 1.97 1970 1.52 1971 0.26 1972 3.54 1973 0.64 1974 2.46 1975 3.16 1976 4.42 1977 2.25 1978 1.87 1979 0.89 1980 2.71 1981 0.93 1982 0.70 1983 0.87 1984 0.94 1985 3.47 1986 1.86 1987 2.44 1988 0.67 1989 1.61 1990 0.87 1991 1.48 1992 1.33 1993 5.15 1994 0.40 1995 2.48 1996 1.42 61-90 AVERAGE: 1.86 Station : BUSBY, MT1297 1961 0.61 1962 1.56 1963 0.02 1964 2.50 1965 0.17 1966 1.42 1967 0.31 1968 5.35 1969 1.47 1970 1.40 1971 0.42 1972 0.00 1974 0.83 1975 1.29 1976 1.06 1977 1.15 1978 0.48 1979 1.67 1980 0.72 1981 1.78 1982 2.52 1983 1.85 1984 0.40 1985 1.78 1986 0.38 1987 3.14 1988 0.72 1989 0.90 1990 0.79 1991 1.36 1992 1.57 1993 2.57 1994 0.35 1995 1.56 1996 0.41 61-90 AVERAGE: 1.27 Station : BUTTE FAA ARPT, MT1318 1961 0.70 1962 1.95 1963 0.61 1964 0.71 1965 2.68 1966 0.19 1967 0.67 1968 2.40 1969 1.27 1970 1.90 1971 0.51 1972 1.78 1973 0.79 1974 1.96 1975 4.86 1976 2.96 1977 1.42 1978 1.71 1979 2.10 1980 1.30 1981 0.69 1982 0.46 1983 2.47 1984 1.42 1985 1.65 1986 2.06 1987 3.63 1988 0.19 1989 3.27 1990 2.98 1991 0.07 1992 0.96 1993 4.60 1994 0.83 1995 1.74 1996 2.26 61-90 AVERAGE: 1.71 Station : CANYON FERRY DAM, MT1470 1961 0.49 1962 2.96 1963 0.56 1964 2.03 1965 3.07 1966 0.26 1967 0.67 1968 1.97 1969 0.74 1970 1.23 1971 0.29 1972 1.72 1973 0.63 1974 3.32 1975 4.62 1976 2.62 1977 0.37 1978 1.79 1979 1.42 1980 0.77 1981 1.11 1982 0.72 1983 2.05 1984 0.95 1985 2.59 1986 1.82 1987 2.60 1988 0.03 1989 2.91 1990 2.38 1991 0.49 1992 1.09 1993 4.35 1994 0.93 1995 1.04 1996 0.65 61-90 AVERAGE: 1.62 Station : CARLYLE 12 NW, MT1518 1962 2.66 1963 2.72 1964 1.61 1965 0.98 1966 1.99 1967 0.34 1968 3.95 1969 2.45 1970 4.98 1971 0.15 1972 3.35 1973 1.31 1974 1.38 1975 1.90 1976 0.78 1977 1.07 1978 1.90 1979 1.20 1980 3.37 1981 4.28 1982 2.19 1983 3.64 1984 3.80 1985 4.44 1986 1.80 1987 3.51 1988 1.54 1989 0.92 1990 1.72 1991 1.69 1992 2.22 1993 3.37 1994 0.15 1995 1.92 1996 2.94 61-90 AVERAGE: 2.27 Station : CASCADE 20 SSE, MT1557 1961 1.26 1962 1.63 1963 1.02 1964 1.93 1965 2.34 1966 1.64 1967 0.26 1968 2.50 1969 0.21 1970 0.97 1971 0.18 1972 3.88 1973 0.78 1974 3.56 1975 4.05 1976 2.07 1977 1.19 1978 1.34 1979 1.36 1980 0.93 1981 2.00 1982 1.08 1983 0.69 1984 0.60 1985 4.45 1986 1.83 1987 2.61 1988 0.07 1989 3.52 1990 2.98 1991 0.21 1992 1.92 1993 4.08 1994 0.41 1995 1.33 1996 0.85 61-90 AVERAGE: 1.76 Station : CASCADE 5 S, MT1552 1961 0.20 1962 1.99 1963 1.48 1964 1.10 1965 2.40 1966 0.97 1967 0.73 1968 2.63 1969 0.05 1970 0.87 1971 0.37 1972 3.38 1973 0.46 1974 2.97 1975 2.85 1976 2.44 1977 1.91 1978 2.68 1979 0.62 1980 0.98 1981 0.64 1982 0.38 1983 1.55 1984 0.78 1985 5.89 1986 1.25 1987 6.18 1988 0.17 1989 5.27 1990 1.98 1991 0.41 1992 1.69 1993 2.94 1994 0.82 1995 1.66 1996 0.78 61-90 AVERAGE: 1.84 Station : CHESTER, MT1692 1961 0.49 1962 1.55 1963 0.98 1964 0.59 1965 1.46 1966 1.05 1967 0.01 1968 3.35 1969 0.03 1970 2.77 1971 0.24 1972 2.29 1973 0.75 1974 2.43 1975 3.57 1976 1.19 1977 1.91 1978 2.57 1979 1.65 1980 1.24 1981 1.13 1982 1.35 1983 0.99 1984 0.11 1985 2.61 1986 0.70 1987 4.67 1988 0.08 1989 4.77 1990 3.41 1991 1.39 1992 2.13 1993 3.90 1994 0.39 1995 2.24 1996 0.35 61-90 AVERAGE: 1.66 Station : CHINOOK, MT1722 1961 1.13 1962 1.40 1963 0.81 1964 1.59 1965 1.74 1966 1.63 1967 0.24 1968 3.52 1969 0.41 1970 1.11 1971 0.41 1972 1.77 1973 1.40 1974 5.54 1975 5.09 1976 0.99 1977 1.13 1978 1.57 1979 0.16 1980 1.76 1981 1.88 1982 2.64 1983 0.72 1984 1.54 1985 3.48 1986 1.20 1987 3.19 1988 0.07 1989 3.38 1990 1.73 1991 1.86 1992 3.04 1993 2.67 1994 0.47 1995 2.98 1996 0.49 61-90 AVERAGE: 1.77 Station : CHOTEAU AIRPORT, MT1737 1961 0.44 1962 1.06 1963 0.30 1964 0.98 1965 1.86 1966 0.74 1967 0.99 1968 2.18 1969 0.02 1970 1.24 1971 0.62 1972 3.69 1973 0.84 1974 3.04 1975 2.46 1976 2.79 1977 2.20 1978 2.07 1979 0.62 1980 1.20 1981 1.32 1982 0.54 1983 0.76 1984 0.64 1985 4.02 1986 0.72 1987 4.64 1988 0.10 1989 4.19 1990 2.05 1991 0.87 1992 0.98 1993 2.37 1994 0.37 1995 1.50 1996 0.02 61-90 AVERAGE: 1.61 Station : CIRCLE, MT1758 1963 0.00 1964 0.88 1965 2.34 1966 2.23 1967 1.10 1968 5.94 1969 1.78 1970 1.67 1971 0.46 1972 2.72 1973 1.81 1974 3.97 1975 2.62 1976 1.59 1977 1.30 1978 1.34 1979 0.89 1980 3.52 1981 1.22 1982 0.76 1983 1.51 1984 0.35 1985 3.24 1986 2.58 1987 2.00 1988 0.54 1989 2.54 1990 0.69 1991 1.77 1992 1.19 1993 5.70 1994 2.84 1995 2.40 1996 1.67 61-90 AVERAGE: 1.84 Station : COHAGEN, MT1875 1967 0.66 1968 2.08 1969 2.61 1970 1.68 1971 0.12 1972 5.66 1973 1.12 1974 2.94 1975 2.62 1976 0.68 1977 1.73 1978 1.18 1979 0.37 1980 1.36 1981 1.02 1982 0.41 1983 0.85 1984 0.33 1985 3.21 1986 1.91 1987 3.92 1988 0.91 1989 1.01 1990 0.66 1991 2.58 1992 2.67 1993 4.88 1994 0.30 1995 2.66 1996 0.96 61-90 AVERAGE: 1.63 Station : COLUMBUS, MT1938 1961 0.74 1962 2.19 1963 0.46 1964 0.72 1965 2.37 1966 1.45 1967 0.74 1968 2.18 1969 0.78 1970 0.89 1971 0.04 1972 3.88 1973 0.61 1974 2.94 1975 1.81 1976 2.13 1977 1.03 1978 1.60 1979 1.75 1980 1.28 1981 0.54 1982 1.58 1983 1.61 1984 0.51 1985 2.75 1986 2.15 1987 2.85 1988 0.05 1989 0.55 1990 2.69 1991 0.43 1992 0.78 1993 2.85 1994 0.85 1995 1.47 1996 0.15 61-90 AVERAGE: 1.49 Station : CONRAD, MT1974 1961 0.45 1962 0.64 1963 0.54 1964 0.75 1965 1.37 1966 1.48 1967 0.26 1968 2.86 1969 0.11 1970 1.76 1971 0.91 1972 4.75 1973 0.32 1974 1.96 1975 2.72 1976 2.22 1977 2.93 1978 2.97 1979 0.24 1980 1.49 1981 0.80 1982 0.95 1983 0.79 1984 0.87 1985 3.48 1986 0.80 1987 6.14 1988 0.42 1989 4.14 1990 1.73 1991 0.89 1992 1.04 1993 2.89 1994 0.03 1995 1.73 1996 0.04 61-90 AVERAGE: 1.70 Station : CONTENT 3 SSE, MT1984 1966 1.18 1967 0.14 1968 4.22 1969 1.09 1970 0.92 1971 0.17 1972 5.71 1973 1.70 1974 2.83 1975 5.72 1976 1.06 1977 0.86 1978 0.36 1979 0.81 1980 1.73 1981 1.38 1982 2.46 1983 1.35 1984 0.41 1985 3.40 1986 0.72 1987 2.21 1988 0.52 1989 1.61 1990 1.42 1991 1.41 1992 1.51 1993 5.42 1994 0.25 1995 1.20 1996 0.91 61-90 AVERAGE: 1.76 Station : COOKE CITY 2 W, MT1995 1968 6.10 1969 1.82 1970 2.42 1971 1.63 1972 3.33 1973 2.77 1974 2.99 1975 3.47 1976 2.95 1977 3.23 1978 2.71 1979 3.42 1980 1.78 1981 2.12 1982 0.02 1983 3.35 1984 4.64 1985 3.44 1986 3.27 1987 3.63 1988 0.68 1989 2.52 1990 3.98 1991 0.04 1992 1.96 1993 4.17 1994 2.58 1995 3.42 1996 2.30 61-90 AVERAGE: 2.88 Station : CRESTON, MT2104 1961 0.35 1962 0.24 1963 2.31 1964 1.88 1965 4.23 1966 1.11 1967 0.04 1968 3.86 1969 0.13 1970 2.41 1971 0.66 1972 1.51 1973 0.32 1974 0.70 1975 4.12 1976 3.88 1977 3.46 1978 3.77 1979 1.18 1980 2.69 1981 0.71 1982 1.51 1983 2.57 1984 0.79 1985 1.85 1986 0.79 1987 5.18 1988 0.23 1989 4.76 1990 3.23 1991 1.75 1992 1.86 1993 3.08 1994 0.18 1995 1.93 1996 1.62 61-90 AVERAGE: 2.02 Station : CROW AGENCY, MT2112 1961 0.32 1962 0.50 1963 0.68 1964 1.22 1965 1.96 1966 0.99 1967 0.16 1968 2.77 1969 0.03 1970 0.23 1971 0.00 1972 4.02 1973 2.52 1974 1.18 1975 1.24 1976 0.23 1977 1.35 1978 0.61 1979 1.40 1980 1.06 1981 1.58 1982 1.25 1983 0.72 1984 0.55 1985 3.94 1986 0.90 1987 3.68 1988 0.27 1989 0.17 1990 1.14 1991 0.06 61-90 AVERAGE: 1.22 Station : CULBERTSON, MT2122 1961 1.36 1962 2.75 1963 6.03 1964 1.27 1965 1.67 1966 2.43 1967 1.00 1968 6.58 1969 1.28 1970 1.88 1971 0.36 1972 4.51 1973 0.91 1974 3.59 1975 1.99 1976 1.61 1977 1.22 1978 0.44 1979 0.87 1980 3.18 1981 2.12 1982 1.20 1983 0.95 1984 0.11 1985 2.94 1986 3.12 1987 3.69 1988 0.56 1989 2.39 1990 1.60 1991 1.58 1992 3.08 1993 4.74 1994 0.42 1995 2.35 1996 3.37 61-90 AVERAGE: 2.12 Station : CUT BANK FAA AIRPORT, MT2173 1961 0.53 1962 2.57 1963 0.90 1964 0.77 1965 2.25 1966 0.86 1967 0.37 1968 3.38 1969 0.06 1970 1.65 1971 1.05 1972 4.40 1973 0.47 1974 2.30 1975 3.62 1976 2.35 1977 4.46 1978 5.11 1979 1.54 1980 1.70 1981 1.05 1982 0.20 1983 1.13 1984 0.05 1985 2.69 1986 0.88 1987 5.65 1988 0.56 1989 3.14 1990 2.30 1991 1.31 1992 2.58 1993 5.00 1994 1.28 1995 2.91 1996 0.25 61-90 AVERAGE: 1.93 Station : DARBY, MT2221 1961 0.19 1962 0.93 1963 0.74 1964 1.38 1965 2.27 1966 0.18 1967 0.61 1968 1.79 1969 0.06 1970 2.27 1971 0.13 1972 0.55 1973 0.70 1974 2.00 1975 3.47 1976 2.99 1977 1.49 1978 1.17 1979 0.09 1980 0.59 1981 1.30 1982 0.96 1983 2.51 1984 2.02 1985 3.12 1986 0.94 1987 1.83 1988 0.05 1989 1.74 1990 3.17 1991 1.01 1992 2.48 1993 2.73 1994 0.59 1995 1.16 1996 1.30 61-90 AVERAGE: 1.37 Station : DEER LODGE 3 W, MT2275 1961 0.26 1962 1.25 1963 1.66 1964 0.75 1965 1.84 1966 0.33 1967 0.95 1968 2.15 1969 0.12 1970 2.16 1971 0.30 1972 1.65 1973 0.61 1974 2.07 1975 3.35 1976 3.00 1977 0.95 1978 1.06 1979 1.41 1980 0.98 1981 1.09 1982 0.53 1983 1.41 1984 1.36 1985 2.17 1986 1.87 1987 2.73 1988 0.03 1989 3.60 1990 3.56 1991 1.50 1992 2.00 1993 3.88 1994 0.70 1995 1.22 1996 2.27 61-90 AVERAGE: 1.51 Station : DEL BONITA, MT2301 1961 1.82 1962 1.60 1963 1.34 1964 0.67 1965 1.65 1966 1.95 1967 0.62 1968 2.26 1969 0.08 1970 1.03 1971 1.64 1972 4.01 1973 0.74 1974 2.26 1975 3.69 1976 4.20 1977 3.41 1978 6.94 1979 2.59 1980 3.40 1981 1.90 1982 0.76 1983 2.71 1984 1.35 1985 2.51 1986 0.91 1987 5.82 1988 0.44 1989 3.22 1990 2.13 1991 2.40 1992 2.90 1993 3.17 1994 1.68 1995 3.75 1996 0.62 61-90 AVERAGE: 2.25 Station : DENTON 1 NNE, MT2347 1961 1.56 1962 1.99 1963 1.73 1964 2.31 1965 0.86 1966 0.01 1967 0.98 1968 2.84 1969 1.90 1970 1.55 1971 0.15 1972 5.83 1973 1.80 1974 4.77 1975 3.16 1976 2.07 1977 1.36 1978 2.42 1979 0.62 1980 1.99 1981 1.89 1982 1.30 1983 0.71 1984 0.93 1985 5.48 1986 1.09 1987 3.19 1988 0.58 1989 2.80 1990 3.60 1991 1.20 1992 2.13 1993 4.86 1994 0.44 1995 2.56 1996 0.16 61-90 AVERAGE: 2.05 Station : DILLON ARPT, MT2404 1961 0.39 1962 2.15 1963 0.55 1964 0.88 1965 3.11 1966 0.43 1967 0.88 1968 1.24 1969 1.38 1970 1.73 1971 0.53 1972 2.41 1973 0.02 1974 0.65 1975 2.05 1976 2.40 1977 0.93 1978 1.30 1979 0.98 1980 0.80 1981 0.24 1982 1.09 1983 2.66 1984 2.68 1985 1.68 1986 2.01 1987 4.43 1988 0.05 1989 1.96 1990 2.84 1991 0.85 1992 0.29 1993 0.00 61-90 AVERAGE: 1.48 Station : DILLON WMCE, MT2409 1961 0.87 1962 2.45 1963 0.77 1964 1.30 1965 4.18 1966 0.45 1967 1.15 1968 1.62 1969 0.97 1970 1.40 1971 0.76 1972 2.08 1973 0.69 1974 0.73 1975 3.45 1976 3.48 1977 1.03 1978 1.42 1979 1.56 1980 0.95 1981 0.63 1982 1.34 1983 3.20 1984 2.68 1985 2.24 1986 1.12 1987 4.20 1988 0.04 1989 2.59 1990 3.01 1991 0.43 1992 0.31 1993 4.35 1994 1.68 1995 1.56 1996 0.19 61-90 AVERAGE: 1.75 Station : DIVIDE 2 NW, MT2421 1961 0.39 1962 2.30 1963 0.65 1964 1.11 1965 1.83 1966 0.24 1967 0.83 1968 2.39 1969 1.39 1970 1.07 1971 0.70 1972 2.04 1973 1.83 1974 1.32 1975 4.65 1976 2.51 1977 1.90 1978 1.49 1979 2.48 1980 0.81 1981 1.35 1982 0.58 1983 3.82 1984 2.05 1985 2.41 1986 2.84 1987 3.15 1988 0.43 1989 3.22 1990 3.01 1991 0.72 1992 1.61 1993 5.00 1994 1.10 1995 0.79 1996 1.17 61-90 AVERAGE: 1.83 Station : DRUMMOND AVIATION, MT2500 1963 1.25 1964 1.29 1965 1.91 1966 0.44 1967 1.28 1968 1.60 1969 0.05 1970 1.41 1971 0.21 1972 1.99 1973 0.27 1974 0.95 1975 3.93 1976 1.65 1977 0.93 1978 1.47 1979 0.26 1980 1.26 1981 1.72 1982 0.65 1983 2.29 1984 1.28 1985 3.81 1986 1.24 1987 3.49 1988 0.21 1989 3.86 1990 1.39 1991 0.01 61-90 AVERAGE: 1.50 Station : EKALAKA, MT2689 1961 1.59 1962 2.35 1963 2.50 1964 2.57 1965 1.75 1966 2.13 1967 0.08 1968 6.42 1969 1.60 1970 1.24 1971 0.22 1972 3.49 1973 1.35 1974 0.78 1975 2.34 1976 0.59 1977 0.78 1978 1.78 1979 2.44 1980 2.03 1981 3.74 1982 2.15 1983 2.41 1984 3.66 1985 2.06 1986 0.52 1987 3.99 1988 0.87 1989 0.49 1990 1.11 1991 0.99 1992 1.71 1993 6.00 1994 1.39 1995 0.99 1996 1.28 61-90 AVERAGE: 1.97 Station : ENNIS, MT2793 1961 0.59 1962 2.77 1963 0.68 1964 1.68 1965 1.12 1966 0.62 1967 1.11 1968 2.18 1969 3.87 1970 1.70 1971 1.19 1972 3.27 1973 1.71 1974 1.25 1975 2.44 1976 4.10 1977 0.56 1978 1.46 1979 1.12 1980 0.57 1981 0.69 1982 1.25 1983 1.90 1984 4.23 1985 1.88 1986 1.98 1987 4.61 1988 1.07 1989 2.71 1990 2.15 1991 0.23 1992 0.52 1993 4.11 1994 0.52 1995 1.13 1996 0.35 61-90 AVERAGE: 1.88 Station : EUREKA RANGER STN, MT2827 1961 0.82 1962 0.38 1963 0.83 1964 1.33 1965 1.44 1966 0.46 1967 0.21 1968 2.96 1969 0.03 1970 1.31 1971 0.22 1972 0.85 1973 0.22 1974 1.19 1975 3.01 1976 3.27 1977 1.58 1978 2.36 1979 0.75 1980 0.89 1981 1.94 1982 0.99 1983 1.77 1984 2.49 1985 1.32 1986 1.28 1987 3.74 1988 0.46 1989 4.25 1990 3.22 1991 0.94 1992 2.21 1993 2.09 1994 0.15 1995 1.45 1996 1.20 61-90 AVERAGE: 1.52 Station : FAIRFIELD, MT2857 1961 0.56 1962 1.07 1963 0.98 1964 1.54 1965 1.83 1966 0.51 1967 0.26 1968 2.11 1969 0.12 1970 0.67 1971 1.15 1972 3.93 1973 0.57 1974 3.65 1975 4.73 1976 2.57 1977 3.07 1978 2.55 1979 0.55 1980 0.90 1981 1.37 1982 1.20 1983 1.24 1984 0.83 1985 4.88 1986 0.60 1987 5.01 1988 0.13 1989 5.63 1990 2.45 1991 1.53 1992 1.15 1993 2.21 1994 0.44 1995 1.31 1996 0.43 61-90 AVERAGE: 1.89 Station : FLATWILLOW 4 ENE, MT3013 1961 0.63 1962 2.21 1963 0.57 1964 3.37 1965 1.30 1966 0.70 1967 0.60 1968 3.18 1969 1.47 1970 1.66 1971 0.45 1972 3.67 1973 2.32 1974 3.14 1975 2.06 1976 0.96 1977 1.66 1978 1.25 1979 2.33 1980 2.21 1981 0.89 1982 2.80 1983 1.50 1984 0.37 1985 4.27 1986 0.73 1987 3.48 1988 0.58 1989 1.28 1990 3.88 1991 1.40 1992 1.78 1993 4.29 1994 0.43 1995 1.75 1996 0.20 61-90 AVERAGE: 1.85 Station : FORKS 4 NNE, MT3089 1961 1.53 1962 3.93 1963 1.72 1964 1.38 1965 2.33 1966 2.11 1967 0.39 1968 3.00 1969 1.66 1970 0.75 1971 0.36 1972 1.91 1973 1.62 1974 3.22 1975 6.21 1976 1.36 1977 0.71 1978 1.73 1979 1.46 1980 0.61 1981 1.32 1982 1.63 1983 0.41 1984 0.56 1985 3.40 1986 0.40 1987 4.49 1988 0.19 1989 1.21 1990 3.54 1991 1.92 1992 2.23 1993 3.90 1994 0.22 1995 1.75 1996 0.02 61-90 AVERAGE: 1.84 Station : FORT ASSINNIBOINE, MT3110 1961 0.42 1962 1.34 1963 0.78 1964 1.98 1965 2.29 1966 0.66 1967 0.04 1968 4.08 1969 0.08 1970 1.58 1971 0.04 1972 3.27 1973 0.67 1974 4.19 1975 6.76 1976 1.31 1977 0.98 1978 1.28 1979 1.75 1980 0.55 1981 1.62 1982 2.03 1983 0.79 1984 0.21 1985 3.37 1986 3.15 1987 2.95 1988 0.06 1989 4.39 1990 1.64 1991 1.50 1992 3.93 1993 3.54 1994 0.60 1995 2.70 1996 0.49 61-90 AVERAGE: 1.81 Station : FORT BENTON, MT3113 1961 1.42 1962 3.34 1963 1.02 1964 1.42 1965 0.70 1966 0.63 1967 0.31 1968 3.30 1969 0.22 1970 1.43 1971 0.11 1972 4.81 1973 0.71 1974 4.02 1975 3.70 1976 1.68 1977 1.96 1978 1.19 1979 0.87 1980 1.02 1981 1.14 1982 0.80 1983 1.39 1984 0.10 1985 4.62 1986 1.02 1987 3.50 1988 0.04 1989 4.46 1990 1.42 1991 0.84 1992 2.64 1993 3.63 1994 0.64 1995 1.45 1996 0.45 61-90 AVERAGE: 1.75 Station : FORT PECK POWER PLANT, MT3176 1961 1.14 1962 1.12 1963 0.85 1964 2.03 1965 3.51 1966 5.10 1967 0.40 1968 5.27 1969 1.16 1970 0.64 1971 0.32 1972 4.75 1973 0.71 1974 3.81 1975 2.12 1976 3.64 1977 0.42 1978 1.84 1979 0.15 1980 1.31 1981 0.65 1982 1.66 1983 2.57 1984 0.12 1985 3.33 1986 1.98 1987 5.45 1988 0.80 1989 1.32 1990 0.70 1991 1.16 1992 1.20 1993 8.52 1994 0.50 1995 1.78 1996 0.51 61-90 AVERAGE: 1.96 Station : FORTINE 1 N, MT3139 1961 0.98 1962 1.19 1963 0.72 1964 1.87 1965 2.20 1966 0.93 1967 0.12 1968 3.49 1969 0.03 1970 1.87 1971 0.95 1972 0.99 1973 0.35 1974 1.33 1975 3.75 1976 3.89 1977 2.35 1978 2.64 1979 1.57 1980 2.70 1981 1.45 1982 1.54 1983 1.69 1984 0.68 1985 1.22 1986 1.01 1987 3.56 1988 0.04 1989 3.14 1990 2.74 1991 0.13 1992 1.74 1993 2.28 1994 0.22 1995 1.74 1996 0.29 61-90 AVERAGE: 1.70 Station : GARDINER, MT3378 1961 2.38 1962 1.86 1963 0.40 1964 1.01 1965 1.11 1966 1.07 1967 1.00 1968 3.37 1969 1.47 1970 1.87 1971 0.87 1972 2.52 1973 0.63 1974 1.49 1975 2.44 1976 3.15 1977 2.00 1978 1.35 1979 1.92 1980 0.54 1981 1.03 1982 0.84 1983 1.32 1984 3.21 1987 0.69 1988 0.01 1989 0.66 1990 0.97 1991 0.64 1992 0.73 1993 1.78 1994 1.07 1995 0.81 1996 0.40 61-90 AVERAGE: 1.47 Station : GERALDINE, MT3445 1961 0.81 1962 2.16 1963 1.27 1964 1.59 1965 1.65 1966 1.01 1967 0.65 1968 2.63 1969 0.08 1970 1.53 1971 0.73 1972 5.09 1973 1.41 1974 3.91 1975 3.10 1976 0.62 1977 2.05 1978 1.75 1979 1.39 1980 1.00 1981 1.62 1982 1.01 1983 2.11 1984 0.27 1985 5.38 1986 2.19 1987 4.32 1988 0.15 1989 4.31 1990 2.47 1991 0.79 1992 2.39 1993 4.01 1994 0.32 1995 1.99 1996 0.78 61-90 AVERAGE: 1.94 Station : GIBSON DAM, MT3489 1961 0.67 1962 1.31 1963 1.57 1964 0.89 1965 2.33 1966 0.38 1967 0.70 1968 1.56 1969 0.02 1970 1.00 1971 1.12 1972 4.50 1973 0.62 1974 2.02 1975 2.89 1976 1.86 1977 1.95 1978 1.81 1979 1.53 1980 1.04 1981 1.93 1982 1.15 1983 1.95 1984 1.41 1985 5.23 1986 0.89 1987 6.84 1988 0.27 1989 3.99 1990 3.49 1991 0.82 1992 1.45 1993 3.09 1994 0.79 1995 1.05 1996 0.18 61-90 AVERAGE: 1.90 Station : GLASGOW WSO AIRPORT, MT3558 1961 1.91 1962 1.92 1963 3.07 1964 1.24 1965 2.81 1966 4.74 1967 0.35 1968 2.67 1969 0.82 1970 0.80 1971 0.21 1972 4.23 1973 1.66 1974 2.96 1975 2.09 1976 2.01 1977 0.29 1978 1.81 1979 1.33 1980 1.56 1981 0.43 1982 1.38 1983 1.03 1984 0.25 1985 6.36 1986 1.45 1987 3.29 1988 0.58 1989 1.64 1990 1.68 1991 1.16 1992 1.17 1993 7.52 1994 1.02 1995 0.95 1996 0.71 61-90 AVERAGE: 1.89 Station : GLEN 4 N, MT3570 1961 0.54 1962 1.95 1963 0.72 1964 0.60 1965 3.14 1966 0.10 1967 1.20 1968 1.17 1969 0.95 1970 1.24 1971 0.96 1972 2.37 1973 0.96 1974 0.56 1975 3.79 1976 1.79 1977 2.00 1978 1.07 1979 2.02 1980 0.92 1981 0.77 1982 0.65 1983 3.04 1984 2.00 1985 1.73 1986 1.53 1987 3.07 1988 0.03 1989 2.19 1990 2.68 1991 0.50 1992 0.47 1993 5.61 1994 0.31 1995 0.19 1996 0.20 61-90 AVERAGE: 1.52 Station : GLENDIVE, MT3581 1961 1.12 1962 3.22 1963 1.98 1964 2.00 1965 2.03 1966 1.57 1967 1.05 1968 3.63 1969 1.25 1970 1.48 1971 0.17 1972 1.63 1973 0.34 1974 2.53 1975 1.75 1976 1.52 1977 1.10 1978 1.81 1979 1.26 1980 5.54 1981 2.76 1982 1.26 1983 2.17 1984 1.23 1985 3.69 1986 2.15 1987 1.76 1988 0.98 1989 1.14 1990 1.46 1991 1.81 1992 2.25 1993 5.02 1994 0.69 1995 1.66 1996 2.20 61-90 AVERAGE: 1.85 Station : GOLDBUTTE 7 N, MT3617 1961 0.92 1962 1.58 1963 0.86 1964 0.46 1965 1.04 1966 2.72 1967 0.74 1968 2.69 1969 0.10 1970 1.34 1971 0.60 1972 2.62 1973 1.01 1974 3.70 1975 3.99 1976 1.61 1977 2.46 1978 6.48 1979 0.46 1980 2.23 1981 0.94 1982 2.32 1983 1.94 1984 0.70 1985 2.39 1986 1.25 1987 7.02 1988 1.01 1989 4.41 1990 1.72 1991 3.07 1992 2.86 1993 4.49 1994 0.90 1995 3.36 1996 1.01 61-90 AVERAGE: 2.04 Station : GRASS RANGE, MT3727 1961 0.81 1962 3.44 1963 2.10 1964 2.64 1965 1.88 1966 1.35 1967 1.86 1968 3.12 1969 1.35 1970 2.45 1971 0.17 1972 5.05 1973 1.08 1974 3.34 1975 3.54 1976 1.06 1977 1.93 1978 2.31 1979 3.51 1980 1.52 1981 1.20 1982 4.25 1983 0.84 1984 1.40 1985 5.28 1986 0.93 1987 3.65 1988 0.35 1989 2.97 1990 3.46 1991 0.03 1992 2.36 1993 4.35 1994 0.76 1995 2.06 1996 0.92 61-90 AVERAGE: 2.30 61-90 AVERAGE: ?.00 Station : GUILFORD, MT3530 1961 0.26 1962 1.44 1963 0.24 1964 1.15 1965 1.00 1966 1.31 1967 0.05 1968 3.48 1969 0.03 1970 1.43 1971 0.14 1972 1.95 1973 0.44 1974 3.97 1975 3.80 1976 0.99 1977 1.13 1978 1.62 1979 2.08 1980 1.57 1981 1.13 1982 1.20 1983 1.19 1984 0.23 1985 3.34 1986 0.96 1987 3.03 1988 0.10 1989 2.74 1990 1.63 1991 1.83 1992 2.53 1993 4.36 1994 0.36 1995 2.37 1996 0.61 61-90 AVERAGE: 1.46 Station : HAMILTON, MT3885 1961 0.15 1962 1.79 1963 0.71 1964 1.19 1965 3.12 1966 0.11 1967 0.80 1968 1.33 1969 0.04 1970 1.01 1971 0.27 1972 0.86 1973 0.59 1974 2.51 1975 3.33 1976 2.51 1977 1.06 1978 0.79 1979 0.55 1980 0.44 1981 0.93 1982 1.18 1983 1.98 1984 1.51 1985 2.85 1986 1.09 1987 2.28 1988 0.03 1989 2.43 1990 2.15 1991 0.26 1992 1.37 1993 2.51 1994 0.49 1995 1.24 1996 0.52 61-90 AVERAGE: 1.32 Station : HARDIN, MT3915 1961 0.88 1962 2.11 1963 1.11 1964 1.45 1965 2.01 1966 0.87 1967 0.08 1968 2.12 1969 2.21 1970 1.00 1971 0.07 1972 2.31 1973 3.15 1974 1.20 1975 1.63 1976 0.97 1977 1.06 1978 0.35 1979 0.00 1980 0.72 1981 0.01 1982 0.23 1983 0.00 1984 0.63 1985 1.87 1986 0.27 1987 2.83 1988 0.11 1989 1.14 1990 0.67 1991 0.65 1992 1.12 1993 5.71 1994 0.25 1995 1.58 1996 0.02 61-90 AVERAGE: 1.10 Station : HARLEM 4 W, MT3929 1961 1.38 1962 2.51 1963 0.69 1964 1.71 1965 1.23 1966 3.11 1967 0.13 1968 3.68 1969 0.95 1970 1.25 1971 0.14 1972 1.55 1973 0.02 1974 3.64 1975 4.28 1976 1.06 1977 0.70 1978 2.11 1979 1.07 1980 0.58 1981 1.15 1982 2.59 1983 0.69 1984 0.17 1985 3.01 1986 0.56 1987 2.02 1988 0.07 1989 4.78 1990 3.78 1991 0.47 1992 2.62 1993 3.08 1994 0.12 1995 1.06 1996 0.53 61-90 AVERAGE: 1.69 Station : HAUGAN 3 E (DEBORGIA), MT3984 1961 0.34 1962 0.79 1963 0.13 1964 1.22 1965 2.85 1966 0.31 1967 0.14 1968 1.81 1969 0.02 1970 1.15 1971 0.43 1972 1.20 1973 0.24 1974 0.52 1975 2.34 1976 3.60 1977 1.65 1978 2.17 1979 1.56 1980 1.29 1981 0.22 1982 0.99 1983 1.83 1984 1.53 1985 2.79 1986 0.10 1987 3.98 1988 0.09 1989 0.00 1990 0.00 61-90 AVERAGE: 1.18 Station : HAVRE WSO AP, MT3996 1961 0.78 1962 1.47 1963 1.38 1964 1.92 1965 2.74 1966 0.53 1967 0.01 1968 3.30 1969 0.21 1970 1.34 1971 0.11 1972 2.33 1973 0.47 1974 3.61 1975 5.16 1976 1.47 1977 0.87 1978 1.01 1979 0.91 1980 0.43 1981 2.02 1982 2.58 1983 0.76 1984 0.16 1985 2.73 1986 2.92 1987 2.35 1988 0.02 1989 4.41 1990 1.72 1991 1.35 1992 3.01 1993 2.80 1994 0.69 1995 2.20 1996 0.28 61-90 AVERAGE: 1.66 Station : HAXBY 18 SW, MT4007 1961 0.97 1962 2.37 1963 0.88 1964 1.92 1965 3.24 1966 2.16 1967 0.68 1968 2.72 1969 2.51 1970 0.57 1971 0.45 1972 3.47 1973 1.44 1974 5.41 1975 3.79 1976 2.33 1977 1.08 1978 1.41 1979 1.24 1980 2.00 1981 1.66 1982 2.08 1983 0.80 1984 0.94 1985 2.86 1986 2.16 1987 2.61 1988 0.95 1989 1.31 1990 0.27 1991 0.95 61-90 AVERAGE: 1.88 Station : HEBGEN DAM, MT4038 1961 3.55 1962 2.08 1963 0.83 1964 0.71 1965 2.46 1966 1.32 1967 1.41 1968 6.46 1969 2.28 1970 1.85 1971 2.11 1972 2.84 1973 3.89 1974 1.61 1975 4.59 1976 3.79 1977 2.55 1978 2.24 1979 3.78 1980 3.30 1981 1.37 1982 2.97 1983 3.29 1984 5.04 1985 2.91 1986 1.12 1987 5.41 1988 0.75 1989 2.87 1990 1.56 1991 1.50 1992 1.27 1993 3.87 1994 0.82 1995 2.24 1996 1.55 61-90 AVERAGE: 2.70 Station : HELENA WSO, MT4055 1961 1.04 1962 1.81 1963 0.93 1964 1.62 1965 2.15 1966 0.26 1967 0.64 1968 2.09 1969 0.46 1970 1.13 1971 0.28 1972 2.18 1973 0.42 1974 4.00 1975 4.73 1976 1.74 1977 0.51 1978 0.79 1979 1.11 1980 0.33 1981 1.06 1982 0.68 1983 3.31 1984 0.35 1985 2.72 1986 1.33 1987 2.21 1988 0.04 1989 2.17 1990 2.93 1991 0.61 1992 1.21 1993 4.54 1994 0.56 1995 0.65 1996 1.38 61-90 AVERAGE: 1.50 Station : HERON 2 NW, MT4084 1961 0.39 1962 1.09 1963 0.97 1964 4.33 1965 4.10 1966 0.57 1967 0.15 1968 3.18 1969 0.03 1970 3.48 1971 0.72 1972 1.09 1973 0.15 1974 0.75 1975 2.07 1976 7.52 1977 1.63 1978 4.36 1979 1.01 1980 1.66 1981 0.37 1982 0.84 1983 3.10 1984 0.66 1985 1.14 1986 0.33 1987 2.29 1988 0.29 1989 3.54 1990 3.34 1991 1.19 1992 1.89 1993 2.87 1994 0.24 1995 1.63 1996 1.34 61-90 AVERAGE: 1.84 Station : HOLTER DAM, MT4241 1961 0.14 1962 1.40 1963 0.48 1964 1.48 1965 2.91 1966 0.90 1967 0.14 1968 1.63 1969 0.05 1970 1.08 1971 0.60 1972 2.93 1973 0.45 1974 3.76 1975 3.42 1976 1.83 1977 1.38 1978 1.66 1979 0.44 1980 0.77 1981 1.25 1982 0.47 1983 1.80 1984 0.72 1985 3.60 1986 1.67 1987 3.71 1988 0.53 1989 4.21 1990 2.02 1991 0.43 1992 1.51 1993 3.91 1994 0.77 1995 0.48 1996 0.90 61-90 AVERAGE: 1.58 Station : HUNGRY HORSE DAM, MT4328 1961 0.95 1962 1.69 1963 1.05 1964 2.86 1965 3.61 1966 1.19 1967 0.28 1968 4.23 1969 0.22 1970 2.84 1971 0.94 1972 3.07 1973 0.52 1974 1.13 1975 4.02 1976 4.86 1977 4.70 1978 4.62 1979 0.78 1980 3.56 1981 1.29 1982 2.23 1983 3.20 1984 1.54 1985 2.78 1986 1.19 1987 6.19 1988 1.53 1989 4.73 1990 2.46 1991 0.74 1992 2.01 1993 3.95 1994 0.68 1995 4.75 1996 3.12 61-90 AVERAGE: 2.47 Station : HUNTLEY EXPERIMENT STN, MT4345 1961 0.38 1962 1.46 1963 0.75 1964 1.11 1965 1.69 1966 1.24 1967 0.66 1968 3.08 1969 1.45 1970 0.45 1971 0.19 1972 5.11 1973 2.15 1974 2.50 1975 1.64 1976 0.82 1977 0.87 1978 1.06 1979 0.96 1980 1.95 1981 2.20 1982 0.52 1983 1.69 1984 1.07 1985 3.30 1986 1.12 1987 3.73 1988 0.16 1989 2.69 1990 1.56 1991 0.59 1992 0.41 1993 3.84 1994 0.13 1995 1.83 1996 0.02 61-90 AVERAGE: 1.59 Station : HYSHAM 25 SSE, MT4364 1961 0.73 1962 1.35 1963 1.87 1964 3.36 1965 0.03 1966 0.97 1967 0.01 1968 0.11 1969 0.76 1970 0.01 1971 0.00 1972 0.00 1973 1.09 1974 1.01 1975 0.74 1976 1.02 1977 1.05 1978 1.42 1979 0.77 1980 0.62 1981 1.34 1982 1.80 1983 2.24 1984 1.37 1985 2.63 1986 0.52 1987 3.08 1988 0.51 1989 2.31 1990 1.15 1991 0.95 1992 1.32 1993 4.05 1994 0.27 1995 2.10 1996 0.20 61-90 AVERAGE: 1.13 Station : HYSHAM, MT4358 1961 0.68 1962 3.14 1963 1.35 1964 2.43 1965 1.07 1966 0.76 1967 0.01 1968 1.35 1969 0.95 1970 0.50 1971 0.00 1972 3.14 1973 0.83 1974 1.51 1975 3.49 1976 0.55 1977 1.28 1978 1.31 1979 2.13 1980 0.53 1981 1.39 1982 1.88 1983 2.10 1984 1.11 1985 3.05 1986 0.88 1987 3.27 1988 0.31 1989 1.85 1990 0.40 1991 0.92 1992 1.55 1993 5.66 1994 0.21 1995 1.60 1996 0.11 61-90 AVERAGE: 1.44 Station : ILIAD, MT4368 1961 0.91 1962 2.67 1963 1.48 1964 2.90 1965 1.54 1966 0.42 1967 0.32 1968 5.61 1969 0.26 1970 0.97 1971 0.25 1972 3.76 1973 0.50 1974 3.29 1975 3.28 1976 1.37 1977 2.22 1978 3.12 1979 0.57 1980 0.40 1981 2.11 1982 1.24 1983 0.56 1984 0.88 1985 4.94 1986 1.63 1987 1.54 1988 0.02 1989 2.54 1990 2.00 1991 0.39 1992 1.88 1993 2.55 1994 0.24 1995 2.26 1996 0.60 61-90 AVERAGE: 1.78 Station : INGOMAR 11 NE, MT4386 1961 1.42 1962 2.00 1963 1.57 1964 2.16 1965 0.88 1966 1.68 1967 0.46 1968 2.00 1969 1.57 1970 1.14 1971 0.11 1972 3.59 1973 0.79 1974 2.46 1975 2.44 1976 0.82 1977 1.20 1978 2.41 1979 0.66 1980 2.13 1981 1.87 1982 0.59 1983 2.38 1984 1.13 1985 3.30 1986 0.84 1987 3.34 1988 0.42 1989 3.09 1990 0.49 1991 0.71 1992 2.42 1993 4.10 1994 0.16 1995 1.42 1996 0.80 61-90 AVERAGE: 1.63 Station : JACKSON 1 SE, MT4447 1961 1.24 1962 1.53 1963 0.68 1964 1.05 1965 1.43 1966 0.13 1967 0.46 1968 2.29 1969 0.71 1970 0.87 1971 1.16 1972 2.09 1973 0.02 1974 0.00 1975 0.00 1977 2.02 1978 0.02 1979 2.01 1980 0.37 1981 0.94 1982 0.93 1983 2.55 1984 1.90 1985 2.09 1986 0.62 1987 0.01 1988 0.92 1989 2.06 1990 2.81 1991 0.47 1992 2.98 1993 4.52 1994 1.05 1995 1.74 1996 0.28 61-90 AVERAGE: 1.13 Station : JOLIET, MT4506 1961 0.92 1962 2.20 1963 0.90 1964 1.21 1965 2.92 1966 1.57 1967 0.46 1968 3.07 1969 1.24 1970 0.41 1971 0.45 1972 4.24 1973 1.59 1974 2.04 1975 1.44 1976 2.66 1977 1.03 1978 1.32 1979 2.33 1980 1.25 1981 1.36 1982 1.01 1983 1.17 1984 0.73 1985 2.27 1986 0.94 1987 4.89 1988 0.46 1989 0.62 1990 1.68 1991 0.47 1992 1.26 1993 2.16 1994 0.82 1995 1.65 1996 0.58 61-90 AVERAGE: 1.61 Station : JOPLIN, MT4512 1961 0.66 1962 1.29 1963 0.75 1964 0.54 1965 0.85 1966 1.19 1967 0.01 1968 3.42 1969 0.03 1970 2.39 1971 0.30 1972 1.55 1973 0.51 1974 2.87 1975 4.06 1976 1.16 1977 1.59 1978 1.59 1979 1.33 1980 1.52 1981 1.14 1982 2.38 1983 1.18 1984 0.28 1985 2.43 1986 1.35 1987 3.62 1988 0.56 1989 2.14 1990 1.98 1991 1.26 1992 2.14 1993 3.91 1994 0.46 1995 1.59 1996 0.92 61-90 AVERAGE: 1.49 Station : JORDAN, MT4522 1961 1.37 1962 1.59 1963 1.36 1964 2.24 1965 2.15 1966 1.92 1967 0.66 1968 2.39 1969 1.43 1970 0.94 1971 0.64 1972 3.22 1973 2.71 1974 3.02 1975 4.44 1976 0.48 1977 1.79 1978 1.21 1979 0.43 1980 0.77 1981 4.13 1982 0.93 1983 0.60 1984 0.51 1985 3.14 1986 2.01 1987 2.75 1988 0.77 1989 1.26 1990 0.84 1991 1.44 1992 1.58 1993 4.76 1994 0.32 1995 1.23 1996 1.01 61-90 AVERAGE: 1.72 Station : JUDITH GAP 13 E, MT4545 1965 1.81 1966 1.26 1967 0.97 1968 3.53 1969 1.73 1970 1.45 1971 0.07 1972 4.27 1973 3.44 1974 5.18 1975 2.39 1976 0.49 1977 2.29 1978 2.15 1979 2.33 1980 0.84 1981 1.96 1982 2.36 1983 1.27 1984 1.25 1985 5.52 1986 2.44 1987 4.55 1988 0.28 1989 3.51 1990 5.63 1991 1.19 1992 3.24 1993 5.86 1994 0.66 1995 2.09 1996 0.52 61-90 AVERAGE: 2.42 Station : KALISPELL WSO AIRPORT, MT4558 1961 0.72 1962 0.47 1963 0.92 1964 1.87 1965 3.20 1966 0.46 1967 0.08 1968 3.05 1969 0.12 1970 1.25 1971 0.66 1972 1.43 1973 0.32 1974 0.68 1975 2.93 1976 4.33 1977 2.86 1978 2.82 1979 0.67 1980 1.65 1981 1.12 1982 1.23 1983 1.54 1984 0.97 1985 1.27 1986 0.45 1987 5.03 1988 0.34 1989 3.63 1990 3.08 1991 0.85 1992 1.19 1993 3.03 1994 0.04 1995 1.64 1996 1.26 61-90 AVERAGE: 1.64 Station : LAKEVIEW, MT4820 1961 1.97 1962 2.47 1963 0.74 1964 1.47 1965 2.25 1966 0.90 1967 2.17 1968 3.78 1969 0.93 1970 2.44 1971 0.60 1972 1.98 1973 2.07 1974 2.16 1975 3.86 1976 3.17 1977 3.65 1978 2.42 1979 3.22 1980 2.72 1981 0.95 1982 1.05 1983 4.04 1984 5.81 1985 1.87 1986 3.11 1987 4.66 1988 0.46 1989 3.02 1990 1.69 1991 1.02 1992 1.99 1993 3.50 1994 0.52 1995 2.48 1996 1.03 61-90 AVERAGE: 2.39 Station : LAME DEER 3 W, MT4839 1961 0.56 1962 1.99 1963 0.70 1964 2.00 1965 2.04 1966 1.39 1967 0.03 1968 4.36 1969 0.76 1970 0.99 1971 0.01 1972 2.29 1973 2.15 1974 1.41 1975 1.73 1976 0.34 1977 0.93 1978 1.04 1979 0.01 1980 0.50 1981 2.36 1982 4.04 1983 1.19 1984 0.59 1985 1.91 1986 0.61 1987 0.12 1988 0.00 1989 2.35 1990 0.79 1991 0.58 1992 2.20 1993 4.38 1994 0.32 1995 0.00 61-90 AVERAGE: 1.31 Station : LENNEP 6 WSW, MT4954 1961 1.48 1962 2.06 1963 0.38 1964 1.69 1965 3.43 1966 0.61 1967 0.59 1968 2.90 1969 1.89 1970 2.63 1971 0.39 1972 3.35 1973 2.25 1974 3.87 1975 2.85 1976 2.94 1977 0.90 1978 1.37 1979 2.19 1980 1.79 1981 1.97 1982 1.91 1983 1.99 1984 1.63 1985 2.57 1986 2.73 1987 3.08 1988 0.85 1989 2.25 1990 2.32 1991 0.26 1992 2.28 1993 5.57 1994 0.92 1995 3.03 1996 0.58 61-90 AVERAGE: 2.03 Station : LEWISTOWN FAA AP, MT4985 1961 2.07 1962 2.97 1963 1.88 1964 4.93 1965 1.91 1966 1.21 1967 0.98 1968 3.60 1969 1.69 1970 1.67 1971 0.64 1972 7.16 1973 1.78 1974 4.92 1975 4.80 1976 1.24 1977 2.12 1978 2.04 1979 1.84 1980 1.97 1981 0.91 1982 2.29 1983 1.44 1984 0.17 1985 5.75 1986 1.69 1987 3.32 1988 0.54 1989 3.80 1990 3.81 1991 1.64 1992 4.36 1993 3.80 1994 0.25 1995 2.91 1996 1.26 61-90 AVERAGE: 2.50 Station : LIBBY 1 NE RANGER STN, MT5015 1961 0.53 1962 0.74 1963 0.70 1964 2.51 1965 1.60 1966 0.48 1967 0.06 1968 1.54 1969 0.02 1970 0.58 1971 0.29 1972 1.46 1973 0.01 1974 0.71 1975 1.58 1976 2.20 1977 1.96 1978 1.87 1979 0.02 1980 1.09 1981 1.73 1982 0.98 1983 1.20 1984 0.81 1985 0.85 1986 0.35 1987 5.22 1988 0.79 1989 2.73 1990 5.40 1991 1.02 1992 2.67 1993 1.84 1994 0.28 1995 1.09 1996 1.00 61-90 AVERAGE: 1.33 Station : LIBBY 32 SSE, MT5020 1961 0.60 1962 0.99 1963 0.29 1964 1.72 1965 1.69 1966 0.49 1967 0.18 1968 1.86 1969 0.02 1970 1.52 1971 1.05 1972 1.85 1973 0.44 1974 1.23 1975 1.30 1976 3.75 1977 2.82 1978 2.19 1979 0.87 1980 1.37 1981 0.04 1982 1.09 1983 1.96 1984 0.68 1985 2.72 1986 0.30 1987 4.20 1988 0.25 1989 2.78 1990 2.78 1991 0.69 1992 2.30 1993 1.13 1994 0.78 1995 1.73 1996 0.75 61-90 AVERAGE: 1.43 Station : LIMA, MT5030 1961 1.29 1962 2.53 1963 0.78 1964 1.25 1965 1.22 1966 1.08 1967 1.21 1968 2.88 1969 2.87 1970 2.12 1971 0.87 1972 2.84 1973 1.00 1974 0.96 1975 2.01 1976 2.41 1977 2.87 1978 1.31 1979 2.57 1980 2.85 1981 1.27 1982 0.73 1983 2.58 1984 3.73 1985 2.13 1986 2.04 1987 4.39 1988 1.23 1989 5.09 1990 1.97 1991 0.80 1992 1.33 1993 6.04 1994 0.95 1995 1.70 1996 1.74 61-90 AVERAGE: 2.07 Station : LINCOLN RANGER STN, MT5040 1961 0.21 1962 0.98 1963 0.18 1964 0.90 1965 1.23 1966 0.18 1967 0.40 1968 0.89 1969 0.01 1970 1.13 1971 1.04 1972 2.49 1973 0.48 1974 1.91 1975 4.94 1976 1.42 1977 1.21 1978 1.81 1979 2.19 1980 1.15 1981 2.03 1982 0.72 1983 2.48 1984 2.23 1985 3.91 1986 1.14 1987 3.58 1988 0.53 1989 4.79 1990 2.57 1991 0.40 1992 0.65 1993 3.19 1994 0.71 1995 1.27 1996 0.87 61-90 AVERAGE: 1.63 Station : LINDBERGH LAKE, MT5043 1961 1.03 1962 0.86 1963 1.11 1964 1.39 1965 2.00 1966 0.47 1967 0.17 1968 2.02 1969 0.11 1970 1.16 1971 0.38 1972 2.05 1973 0.68 1974 1.75 1975 4.00 1976 3.02 1977 1.70 1978 1.90 1979 1.57 1980 0.56 1981 1.10 1982 1.03 1983 2.09 1984 1.14 1985 2.41 1986 0.30 1987 4.26 1988 0.50 1989 3.75 1990 3.36 1991 1.08 1992 1.22 1993 2.69 1994 0.43 1995 2.72 1996 1.32 61-90 AVERAGE: 1.60 Station : LIVINGSTON FAA AP, MT5086 1961 0.73 1962 2.13 1963 0.67 1964 0.91 1965 2.86 1966 1.56 1967 1.64 1968 2.37 1969 1.73 1970 2.53 1971 0.30 1972 3.56 1973 1.92 1974 2.79 1975 2.63 1976 1.46 1977 0.99 1978 1.42 1979 3.85 1980 1.93 1981 0.69 1982 1.28 1983 1.17 1984 1.50 1985 2.64 1986 1.28 1987 2.83 1988 0.49 1989 2.06 1990 2.16 1991 0.15 1992 2.81 1993 2.67 1994 1.10 1995 3.45 1996 0.71 61-90 AVERAGE: 1.80 Station : LOMA 1 WNW, MT5153 1961 0.71 1962 2.59 1963 1.38 1964 1.36 1965 0.85 1966 0.52 1967 0.33 1968 3.89 1969 0.17 1970 1.53 1971 0.06 1972 4.72 1973 1.00 1974 4.57 1975 4.21 1976 0.81 1977 2.05 1978 1.01 1979 0.46 1980 1.09 1981 0.82 1982 0.96 1983 1.27 1984 0.12 1985 4.37 1986 0.82 1987 2.98 1988 0.03 1989 3.92 1990 1.86 1991 1.39 1992 3.10 1993 3.30 1994 0.33 1995 3.05 1996 0.38 61-90 AVERAGE: 1.68 Station : LUSTRE 4 NNW, MT5285 1961 1.52 1962 2.14 1963 1.44 1964 1.08 1965 1.98 1966 3.12 1967 0.40 1968 4.41 1969 0.83 1970 0.98 1971 0.16 1972 3.42 1973 1.35 1974 3.54 1975 2.72 1976 1.83 1977 1.15 1978 1.07 1979 1.05 1980 1.24 1981 1.07 1982 2.09 1983 1.66 1984 1.43 1985 3.02 1986 1.91 1987 4.61 1988 1.05 1989 1.19 1990 1.89 1991 2.32 1992 2.38 1993 6.98 1994 0.07 61-90 AVERAGE: 1.85 Station : MALTA 35 S, MT5340 1961 2.02 1962 3.17 1963 0.41 1964 2.96 1965 3.92 1966 1.24 1967 0.61 1968 4.42 1969 1.00 1970 0.54 1971 0.01 1972 4.60 1973 1.88 1974 3.98 1975 3.05 1976 1.27 1977 1.03 1978 0.52 1979 0.91 1980 0.01 1981 1.58 1982 2.01 1983 0.74 1984 0.82 1985 4.45 1986 1.16 1987 1.63 1988 0.46 1989 2.30 1990 3.07 1991 0.75 1992 1.66 1993 2.04 1994 0.32 1995 1.72 1996 0.42 61-90 AVERAGE: 1.86 Station : MARTINSDALE 3 NNW, MT5387 1961 1.19 1962 2.13 1963 1.33 1964 1.39 1965 3.19 1966 0.84 1967 1.20 1968 1.89 1969 1.71 1970 2.33 1971 0.70 1972 4.16 1973 3.02 1974 3.82 1975 2.50 1976 2.83 1977 1.77 1978 0.78 1979 1.77 1980 1.21 1981 2.03 1982 3.07 1983 2.55 1984 0.71 1985 3.30 1986 1.65 1987 1.66 1988 0.56 1989 3.31 1990 3.53 1991 0.81 1992 2.67 1993 4.43 1994 1.43 1995 3.19 1996 0.45 61-90 AVERAGE: 2.07 Station : MEDICINE LAKE 3 SE, MT5572 1961 2.00 1962 1.94 1963 3.83 1964 1.77 1965 0.87 1966 1.93 1967 0.63 1968 5.24 1969 2.36 1970 3.45 1971 0.09 1972 5.61 1973 1.36 1974 3.46 1975 3.19 1976 2.03 1977 1.54 1978 1.06 1979 1.22 1980 3.66 1981 0.93 1982 2.09 1983 2.34 1984 0.41 1985 3.08 1986 2.11 1987 4.42 1988 0.86 1989 1.08 1990 1.60 1991 1.21 1992 2.85 1993 4.78 1994 0.56 1995 3.10 1996 4.12 61-90 AVERAGE: 2.21 Station : MELSTONE, MT5596 1961 0.58 1962 1.60 1963 1.72 1964 3.82 1965 0.47 1966 1.23 1967 0.39 1968 3.96 1969 1.50 1970 1.02 1971 0.14 1972 3.38 1973 1.20 1974 3.27 1975 2.29 1976 2.06 1977 1.25 1978 1.32 1979 1.83 1980 2.60 1981 1.84 1982 1.02 1983 1.15 1984 0.47 1985 4.34 1986 2.10 1987 4.32 1988 0.28 1989 1.21 1990 1.78 1991 2.36 1992 2.63 1993 4.21 1994 0.46 1995 1.47 1996 0.48 61-90 AVERAGE: 1.81 Station : MELVILLE 4 W, MT5603 1961 1.99 1962 2.53 1963 1.13 1964 0.56 1965 4.59 1966 1.08 1967 1.76 1968 2.49 1969 1.99 1970 1.24 1971 0.46 1972 5.04 1973 2.19 1974 3.91 1975 3.36 1976 4.91 1977 1.43 1978 1.10 1979 2.99 1980 1.07 1981 1.33 1982 1.67 1983 1.70 1984 1.65 1985 3.82 1986 1.17 1987 5.14 1988 0.76 1989 4.43 1990 2.96 1991 1.17 1992 4.05 1993 3.81 1994 1.43 1995 3.24 1996 0.90 61-90 AVERAGE: 2.35 Station : MILES CITY FAA AIRPORT, MT5690 1961 0.58 1962 1.57 1963 1.47 1964 1.44 1965 0.37 1966 1.80 1967 0.22 1968 4.81 1969 1.31 1970 0.94 1971 0.05 1972 5.23 1973 1.93 1974 1.53 1975 1.82 1976 1.32 1977 1.84 1978 2.64 1979 2.62 1980 1.62 1981 1.41 1982 0.58 1983 2.03 1984 0.97 1985 4.39 1986 1.99 1987 5.19 1988 0.38 1989 1.14 1990 0.85 1991 0.79 1992 2.29 1993 3.98 1994 0.66 1995 1.62 1996 0.50 61-90 AVERAGE: 1.80 Station : MISSOULA 2 NE, MT5735 1967 0.36 1968 2.70 1969 0.05 1970 1.31 1971 0.23 1972 1.46 1973 0.52 1974 0.78 1975 2.84 1976 1.84 1977 1.12 1978 2.02 1979 1.51 1980 0.56 1981 0.41 1982 0.94 1983 2.63 1984 0.61 1985 3.97 1986 0.78 1987 2.33 1988 0.26 1989 2.35 1990 2.39 1991 0.24 1992 1.23 1993 2.60 1994 0.17 1995 1.97 1996 0.90 61-90 AVERAGE: 1.42 Station : MISSOULA WSO AP, MT5745 1961 0.39 1962 0.45 1963 1.51 1964 0.97 1965 2.41 1966 0.06 1967 0.20 1968 1.76 1969 0.06 1970 0.75 1971 0.37 1972 0.83 1973 0.34 1974 1.27 1975 2.30 1976 1.40 1977 0.75 1978 1.37 1979 1.21 1980 0.42 1981 1.49 1982 0.41 1983 1.94 1984 1.02 1985 3.08 1986 0.54 1987 3.27 1988 0.32 1989 2.52 1990 3.10 1991 0.45 1992 1.05 1993 1.92 1994 0.38 1995 1.21 1996 1.10 61-90 AVERAGE: 1.22 Station : MIZPAH 4 NNW, MT5754 1961 2.04 1962 0.83 1963 1.29 1964 2.01 1965 0.71 1966 2.17 1967 0.42 1968 3.71 1969 2.28 1970 0.62 1971 0.04 1972 3.19 1973 1.72 1974 0.75 1975 1.64 1976 0.99 1977 0.96 1978 3.91 1979 1.67 1980 1.86 1981 1.89 1982 3.40 1983 2.03 1984 1.76 1985 3.12 1986 0.71 1987 3.83 1988 0.77 1989 1.05 1990 0.81 1991 0.62 1992 2.30 1993 3.08 1994 0.75 1995 0.66 1996 0.52 61-90 AVERAGE: 1.74 61-90 AVERAGE: ?.00 Station : MOORHEAD 9 NE, MT5870 1961 0.17 1962 1.21 1963 1.62 1964 0.83 1965 1.06 1966 0.66 1967 0.91 1968 3.63 1969 3.78 1970 1.12 1971 1.02 1972 3.56 1973 1.73 1974 1.27 1975 0.68 1976 0.91 1977 1.29 1978 0.21 1979 2.62 1980 0.03 1981 0.97 1982 4.92 1983 1.24 1984 1.99 1985 2.29 1986 0.41 1987 3.81 1988 1.26 1989 0.28 1990 0.51 1991 1.62 1992 1.54 1993 2.12 1994 0.79 1995 1.20 1996 0.40 61-90 AVERAGE: 1.53 Station : MOSBY 2 ENE, MT5872 1961 1.27 1962 2.68 1963 1.27 1964 4.81 1965 2.56 1966 3.50 1967 1.22 1968 2.47 1969 1.07 1970 0.82 1971 0.55 1972 3.69 1973 0.73 1974 2.70 1975 2.89 1976 0.96 1977 2.22 1978 1.64 1979 1.50 1980 1.52 1981 1.70 1982 2.50 1983 0.33 1984 0.84 1985 3.95 1986 1.66 1987 3.22 1988 0.56 1989 1.20 1990 1.79 1991 3.02 1992 0.96 1993 6.24 1994 0.17 1995 1.04 1996 0.81 61-90 AVERAGE: 1.93 Station : MYSTIC LAKE, MT5961 1961 2.38 1962 4.29 1963 1.60 1964 1.42 1965 2.09 1966 2.69 1967 1.22 1968 3.91 1969 1.83 1970 1.25 1971 1.33 1972 4.27 1973 1.96 1974 4.11 1975 3.09 1976 2.75 1977 2.52 1978 1.89 1979 3.32 1980 3.14 1981 1.79 1982 2.93 1983 2.85 1984 2.55 1985 4.38 1986 4.01 1987 5.14 1988 0.79 1989 4.22 1990 3.81 1991 1.25 1992 2.89 1993 3.51 1994 2.21 1995 3.31 1996 0.94 61-90 AVERAGE: 2.78 Station : NEIHART 8 NNW, MT6008 1967 0.97 1968 3.76 1969 1.06 1970 1.70 1971 0.89 1972 4.83 1973 1.18 1974 5.57 1975 4.03 1976 2.21 1977 2.35 1978 2.70 1979 1.12 1980 1.89 1981 2.19 1982 1.01 1983 1.37 1984 1.64 1985 5.98 1986 2.50 1987 4.00 1988 0.70 1989 4.60 1990 2.88 1991 1.18 1992 1.99 1993 6.52 1994 0.72 1995 2.61 1996 1.78 61-90 AVERAGE: 2.55 Station : NORRIS MADISON PUMP HS, MT6157 1961 1.33 1962 2.70 1963 0.99 1964 1.71 1965 1.61 1966 0.60 1967 1.70 1968 2.71 1969 2.22 1970 2.74 1971 0.97 1972 3.33 1973 2.50 1974 1.70 1975 4.56 1976 3.39 1977 0.42 1978 1.36 1979 1.42 1980 0.72 1981 0.65 1982 1.28 1983 1.95 1984 2.37 1985 2.08 1986 2.79 1987 4.85 1988 0.58 1989 1.77 1990 3.38 1991 0.74 1992 1.14 1993 4.96 1994 0.66 1995 2.99 1996 1.04 61-90 AVERAGE: 2.01 Station : OLNEY, MT6218 1962 0.96 1963 0.73 1964 1.42 1965 1.68 1966 0.98 1967 0.01 1968 3.01 1969 0.03 1970 1.63 1971 0.76 1972 0.78 1973 0.53 1974 0.01 1975 2.86 1976 4.59 1977 3.29 1978 0.65 1979 0.01 1980 2.64 1981 2.13 1982 1.22 1983 3.12 1984 1.25 1985 1.39 1986 0.57 1987 6.26 1988 0.08 1989 5.79 1990 3.37 1991 0.99 1992 1.29 1993 4.10 1994 0.93 1995 1.92 1996 1.09 61-90 AVERAGE: 1.78 Station : OPHEIM 10 N, MT6236 1961 1.07 1962 3.08 1963 2.13 1964 2.61 1965 1.81 1966 3.06 1967 0.23 1968 2.88 1969 1.19 1970 1.01 1971 0.29 1972 2.56 1973 1.84 1974 3.19 1975 4.58 1976 3.78 1977 1.32 1978 1.25 1979 0.67 1980 1.27 1981 1.78 1982 1.48 1983 1.09 1984 0.50 1985 1.55 1986 0.29 1987 4.53 1988 1.16 1989 2.75 1990 2.12 1991 1.42 1992 2.25 1993 4.51 1994 0.10 1995 3.29 1996 2.02 61-90 AVERAGE: 1.90 Station : OPHEIM 16 SE, MT6238 1961 1.20 1962 3.31 1963 2.79 1964 1.67 1965 2.27 1966 2.86 1967 0.59 1968 4.24 1969 1.84 1970 0.50 1971 0.54 1972 5.44 1973 1.72 1974 2.47 1975 3.97 1976 1.95 1977 1.15 1978 1.76 1979 1.95 1980 2.05 1981 0.81 1982 1.80 1983 2.12 1984 0.14 1985 2.04 1986 0.59 1987 3.40 1988 1.16 1989 2.05 1990 2.71 1991 1.21 1992 1.78 1993 5.17 1994 0.21 1995 2.44 1996 1.41 61-90 AVERAGE: 2.04 Station : PHILIPSBURG RANGER STN, MT6472 1961 0.50 1962 2.58 1963 1.04 1964 1.34 1965 2.81 1966 0.28 1967 0.69 1968 3.26 1969 0.11 1970 1.18 1971 1.45 1972 2.54 1973 0.66 1974 1.53 1975 4.28 1976 3.04 1977 1.11 1978 1.50 1979 1.21 1980 0.65 1981 0.47 1982 1.18 1983 2.79 1984 1.98 1985 3.64 1986 1.60 1987 3.53 1988 0.33 1989 3.12 1990 3.75 1991 1.19 1992 1.32 1993 3.74 1994 0.55 1995 1.26 1996 1.16 61-90 AVERAGE: 1.80 Station : PLEVNA, MT6601 1961 1.61 1962 1.18 1963 1.51 1964 1.95 1965 0.82 1966 4.69 1967 0.25 1968 3.92 1969 3.09 1970 1.35 1971 0.33 1972 4.01 1973 1.04 1974 1.20 1975 1.78 1976 2.72 1977 1.40 1978 2.32 1979 1.61 1980 2.04 1981 3.56 1982 2.68 1983 2.74 1984 2.86 1985 3.78 1986 1.83 1987 3.63 1988 1.17 1989 0.35 1990 0.88 1991 0.68 1992 2.16 1993 4.20 1994 0.49 1995 1.34 1996 1.17 61-90 AVERAGE: 2.08 Station : POLEBRIDGE, MT6615 1961 1.50 1962 1.62 1963 1.59 1964 1.59 1965 1.66 1966 0.63 1967 0.01 1968 3.10 1969 0.04 1970 0.95 1971 1.31 1972 1.53 1973 0.60 1974 1.01 1975 2.91 1976 3.63 1977 2.53 1978 4.30 1979 1.19 1980 1.59 1981 1.20 1982 1.07 1983 2.44 1984 1.96 1985 1.85 1986 1.30 1987 4.01 1988 0.24 1989 2.90 1990 1.72 1991 0.02 1992 0.00 1993 2.17 1994 1.19 1995 1.56 1996 1.55 61-90 AVERAGE: 1.73 Station : POLSON KERR DAM, MT6640 1961 0.22 1962 0.23 1963 0.62 1964 0.99 1965 2.17 1966 0.36 1967 0.13 1968 3.20 1969 0.03 1970 3.68 1971 0.41 1972 0.97 1973 0.49 1974 0.75 1975 2.08 1976 1.70 1977 1.52 1978 2.70 1979 0.88 1980 1.47 1981 0.21 1982 1.92 1983 1.81 1984 1.53 1985 2.17 1986 0.49 1987 3.40 1988 0.20 1989 3.40 1990 2.58 1991 0.75 1992 2.30 1993 2.73 1994 0.17 1995 1.13 1996 0.75 61-90 AVERAGE: 1.41 Station : POLSON, MT6635 1961 0.14 1962 0.44 1963 0.84 1964 0.91 1965 2.20 1966 0.02 1972 1.05 1973 0.39 1974 1.24 1975 3.02 1976 3.68 1977 1.74 1978 2.78 1979 0.60 1980 0.91 1981 0.64 1982 1.65 1983 1.97 1984 1.94 1985 2.54 1986 0.58 1987 1.73 1988 0.60 1989 3.75 1990 2.60 1991 0.95 1992 1.80 1993 2.65 1994 0.21 1995 0.88 1996 0.59 61-90 AVERAGE: 1.52 Station : POPLAR 2 E, MT6660 1961 1.82 1962 3.02 1963 3.76 1964 1.49 1965 3.88 1966 2.89 1967 0.03 1968 6.59 1969 1.23 1970 2.49 1971 0.11 1972 4.48 1973 1.13 1974 4.90 1975 3.36 1976 1.29 1977 1.04 1978 0.52 1979 1.54 1980 2.56 1981 0.96 1982 2.03 1983 1.04 1984 0.31 1985 3.36 1986 0.03 1987 4.55 1988 0.83 1989 0.01 1990 0.78 1991 0.01 61-90 AVERAGE: 2.07 Station : POTOMAC, MT6685 1965 1.87 1966 0.20 1967 0.57 1968 1.19 1969 0.10 1970 0.99 1971 0.23 1972 0.47 1973 0.66 1974 0.01 1975 3.19 1976 1.89 1977 0.76 1978 1.67 1979 0.84 1980 0.33 1981 0.09 1982 0.39 1983 1.32 1984 0.48 1985 0.14 1986 0.69 1987 1.79 1988 0.24 1989 4.41 1990 2.22 1991 0.19 1992 1.80 1993 2.77 1994 0.14 1995 1.29 1996 0.63 61-90 AVERAGE: 1.03 Station : POWDERVILLE 8 NNE, MT6691 1964 1.77 1965 0.27 1966 1.74 1967 0.08 1968 3.67 1969 3.37 1970 1.33 1971 0.20 1972 3.60 1973 2.93 1974 0.62 1975 3.16 1976 0.03 1977 0.94 1978 1.98 1979 2.64 1980 1.83 1981 2.56 1982 2.81 1983 2.12 1984 0.62 1985 2.13 1986 0.40 1987 2.99 1988 0.62 1989 0.53 1990 0.28 1991 0.11 1992 1.69 1993 4.57 1994 0.48 1995 0.97 1996 0.29 61-90 AVERAGE: 1.67 Station : RAPELJE 4 S, MT6862 1961 1.45 1962 2.08 1963 0.31 1964 0.97 1965 1.85 1966 1.16 1967 1.06 1968 3.06 1969 1.37 1970 0.96 1971 0.16 1972 4.60 1973 1.79 1974 3.01 1975 4.21 1976 2.55 1977 0.36 1978 1.09 1979 2.65 1980 1.29 1981 2.37 1982 0.59 1983 1.37 1984 0.87 1985 3.62 1986 2.03 1987 3.57 1988 0.04 1989 2.13 1990 7.47 1991 2.74 1992 1.26 1993 4.81 1994 1.07 1995 1.97 1996 0.02 61-90 AVERAGE: 2.00 Station : RAYMOND BORDER STN, MT6893 1961 2.99 1962 2.68 1963 2.90 1964 1.57 1965 4.25 1966 1.02 1967 1.00 1968 7.79 1969 1.76 1970 2.11 1971 0.28 1972 3.85 1973 1.75 1974 3.97 1975 3.74 1976 1.90 1977 1.84 1978 1.47 1979 0.78 1980 4.10 1981 2.35 1982 3.18 1983 1.31 1984 1.06 1985 3.23 1986 1.25 1987 4.19 1988 1.29 1989 0.78 1990 3.70 1991 0.91 1992 2.40 1993 7.39 1994 0.36 1995 3.90 1996 1.91 61-90 AVERAGE: 2.47 Station : RAYNESFORD 2 NNW, MT6902 1970 2.05 1971 0.33 1972 5.57 1973 0.65 1974 4.40 1975 3.30 1976 2.20 1977 2.05 1978 2.82 1979 0.99 1980 1.16 1981 1.62 1982 0.80 1983 0.77 1984 0.59 1985 4.55 1986 2.52 1987 3.00 1988 0.08 1989 4.57 1990 3.35 1991 1.34 1992 3.18 1993 5.88 1994 0.29 1995 1.80 1996 1.43 61-90 AVERAGE: 2.25 Station : RED LODGE 1 NW, MT6918 1961 1.26 1962 1.88 1963 0.69 1964 1.07 1965 2.28 1966 1.85 1967 0.76 1968 3.31 1969 1.31 1970 0.49 1971 0.22 1972 5.52 1973 1.99 1974 3.06 1975 2.51 1976 2.79 1977 4.27 1978 1.65 1979 2.52 1980 2.32 1981 1.42 1982 2.51 1983 1.50 1984 1.86 1985 3.23 1986 1.10 1987 3.55 1988 0.31 1989 1.60 1990 2.21 1991 0.38 1992 1.94 1993 3.78 1994 1.31 1995 2.05 1996 0.68 61-90 AVERAGE: 2.03 Station : REDSTONE, MT6927 1961 0.88 1962 4.47 1963 2.62 1964 1.24 1965 1.00 1966 2.67 1967 0.49 1968 5.22 1969 1.22 1970 2.84 1971 0.05 1972 4.61 1973 1.34 1974 3.15 1975 3.42 1976 2.61 1977 1.26 1978 0.27 1979 0.83 1980 4.74 1981 1.43 1982 1.91 1983 1.09 1984 1.55 1985 4.24 1986 1.87 1987 6.46 1988 0.86 1989 0.80 1990 2.16 1991 1.61 1992 2.60 1993 4.63 1994 0.56 1995 5.57 1996 2.05 61-90 AVERAGE: 2.24 Station : RIDGEWAY 1 S, MT7034 1961 1.31 1962 1.74 1963 1.71 1964 2.04 1965 2.93 1966 2.92 1967 1.24 1968 2.73 1969 2.67 1970 1.76 1971 0.14 1972 4.99 1973 1.38 1974 1.58 1975 1.15 1976 1.21 1977 0.78 1978 3.91 1979 2.13 1980 0.80 1981 1.63 1982 3.32 1983 2.01 1984 1.22 1985 1.25 1986 1.15 1987 2.74 1988 0.55 1989 0.54 1990 1.47 1991 1.03 1992 1.93 1993 3.55 1994 0.14 1995 2.39 1996 1.09 61-90 AVERAGE: 1.83 Station : ROCK SPRINGS, MT7136 1961 1.20 1962 1.48 1963 2.38 1964 0.99 1965 0.50 1966 1.38 1967 0.20 1968 2.84 1969 0.92 1970 0.01 1971 0.00 1972 1.65 1973 1.49 1974 1.75 1975 2.74 1976 1.61 1977 0.88 1978 1.47 1979 1.34 1980 1.93 1981 1.29 1982 0.91 1983 0.86 1984 0.28 1985 4.05 1986 1.24 1987 3.91 1988 0.57 1989 1.04 1990 1.45 1991 0.95 1992 2.30 1993 3.63 1994 0.19 1995 1.30 1996 0.52 61-90 AVERAGE: 1.41 Station : ROGERS PASS 9 NNE, MT7159 1964 0.04 1965 2.55 1966 0.63 1967 0.35 1968 1.58 1969 0.07 1970 0.61 1971 1.13 1972 6.01 1973 1.57 1974 3.64 1975 3.12 1976 1.71 1977 2.65 1978 2.78 1979 0.74 1980 0.93 1981 2.23 1982 1.00 1983 2.15 1984 0.88 1985 6.11 1986 0.77 1987 7.15 1988 0.40 1989 5.02 1990 2.84 1991 0.75 1992 1.26 1993 4.44 1994 0.54 1995 0.01 61-90 AVERAGE: 2.17 Station : ROUNDUP, MT7214 1961 0.71 1962 1.67 1963 0.60 1964 3.57 1965 2.83 1966 0.58 1967 0.98 1968 3.25 1969 1.48 1970 0.80 1971 0.75 1972 4.42 1973 2.39 1974 2.98 1975 2.55 1976 0.69 1977 1.50 1978 1.94 1979 0.27 1980 2.64 1981 2.88 1982 0.85 1983 1.27 1984 0.69 1985 3.44 1986 2.22 1987 5.51 1988 0.37 1989 1.27 1990 3.16 1991 2.84 1992 1.19 1993 4.85 1994 0.37 1995 3.38 1996 0.47 61-90 AVERAGE: 1.94 Station : ROY 24 NE MOBRIDGE, MT7234 1962 2.60 1963 0.50 1964 2.31 1965 2.23 1966 0.79 1967 0.50 1968 3.80 1969 1.24 1970 1.75 1971 0.06 1972 5.75 1973 4.55 1974 4.15 1975 4.74 1976 0.62 1977 2.72 1978 1.99 1979 1.25 1980 1.23 1981 1.69 1982 2.39 1983 1.39 1984 1.20 1985 5.64 1986 0.97 1987 1.68 1988 1.12 1989 1.93 1990 2.79 1991 2.45 1992 1.87 1993 2.84 1994 0.03 61-90 AVERAGE: 2.19 Station : ROY 8 NE, MT7228 1961 2.48 1962 3.34 1963 1.65 1964 2.67 1965 2.60 1966 0.43 1967 0.32 1968 2.60 1969 1.47 1970 1.72 1971 0.09 1972 5.06 1973 2.17 1974 4.11 1975 4.75 1976 1.06 1977 3.04 1978 1.43 1979 0.78 1980 2.21 1981 1.42 1982 1.84 1983 0.62 1984 0.34 1985 5.92 1986 0.92 1987 2.63 1988 0.39 1989 3.66 1990 4.13 1991 1.85 1992 3.36 1993 3.85 1994 0.09 1995 1.74 1996 0.61 61-90 AVERAGE: 2.20 Station : RUDYARD 27 N, MT7250 1961 0.42 1962 0.86 1963 0.52 1964 0.58 1965 1.83 1966 2.17 1967 0.32 1968 2.81 1969 0.58 1970 1.59 1971 0.28 1972 2.65 1973 0.89 1974 2.03 1975 4.18 1976 0.59 1977 0.91 1978 2.47 1979 0.51 1980 0.42 1981 0.56 1982 1.57 1983 1.02 1984 0.91 1985 2.08 1986 2.57 1987 6.98 1988 0.57 1989 3.45 1990 0.33 1991 1.00 1992 2.19 1993 6.87 1994 0.60 1995 1.90 1996 0.22 61-90 AVERAGE: 1.55 Station : RYEGATE 18 NNW, MT7263 1962 1.06 1963 0.64 1964 2.92 1965 2.87 1966 0.69 1967 0.93 1968 3.12 1969 1.27 1970 0.85 1971 0.42 1972 4.89 1973 2.32 1974 3.82 1975 2.77 1976 1.10 1977 1.44 1978 2.24 1979 2.52 1980 1.29 1981 2.85 1982 1.11 1983 0.77 1984 0.76 1985 3.47 1986 0.95 1987 4.82 1988 0.18 1989 2.90 1990 3.39 1991 1.64 1992 1.48 1993 4.53 1994 0.63 1995 2.59 1996 0.16 61-90 AVERAGE: 2.01 Station : SACO 1 NNW, MT7265 1966 1.60 1967 0.06 1968 2.60 1969 0.68 1970 0.75 1971 0.12 1972 2.59 1973 2.20 1974 0.28 1975 4.41 1976 1.70 1977 0.66 1978 1.28 1979 1.33 1980 1.09 1981 0.68 1982 2.05 1983 0.92 1984 0.50 1985 3.52 1986 0.69 1987 4.27 1988 0.18 1989 1.04 1990 1.62 1991 0.78 1992 1.36 1993 3.89 1994 0.17 1995 0.85 1996 0.52 61-90 AVERAGE: 1.47 Station : SANTA RITA 20 N, MT7362 1961 0.57 1962 0.92 1963 0.01 1970 1.32 1971 1.61 1972 2.63 1973 0.03 1974 0.19 1975 3.62 1976 2.27 1977 2.90 1978 8.07 1979 1.70 1980 2.03 1981 2.34 1982 1.45 1983 1.75 1984 0.50 1985 3.76 1986 0.74 1987 4.88 1988 1.53 1989 3.58 1990 0.04 61-90 AVERAGE: 2.02 Station : SAVAGE, MT7382 1961 1.79 1962 3.27 1963 1.87 1964 1.70 1965 1.75 1966 1.27 1967 1.67 1968 5.37 1969 0.76 1970 1.43 1971 0.01 1972 3.01 1973 1.72 1974 1.75 1975 4.40 1976 3.95 1977 0.53 1978 1.77 1979 1.35 1980 4.41 1981 3.83 1982 1.02 1983 1.74 1984 0.23 1985 3.47 1986 3.45 1987 2.64 1988 0.33 1989 0.48 1990 2.60 1991 2.48 1992 2.75 1993 4.47 1994 1.14 1995 2.94 1996 1.80 61-90 AVERAGE: 2.12 Station : SCOBEY, MT7424 1961 1.10 1962 3.61 1963 1.87 1964 1.27 1965 1.74 1966 2.51 1967 0.51 1968 6.01 1969 1.55 1970 2.70 1971 0.03 1972 2.53 1973 1.01 1974 2.35 1975 3.88 1976 2.20 1977 1.38 1978 0.74 1979 2.01 1980 2.29 1981 0.82 1982 2.31 1983 2.26 1984 0.80 1985 3.26 1986 0.85 1987 0.01 61-90 AVERAGE: 1.91 Station : SEELEY LAKE RANGER STN, MT7448 1961 0.51 1962 1.20 1963 0.84 1964 1.04 1965 2.05 1966 0.20 1967 0.23 1968 1.68 1969 0.09 1970 0.88 1971 0.35 1972 1.60 1973 0.78 1974 1.40 1975 4.87 1976 2.82 1977 0.75 1978 1.67 1979 0.94 1980 0.87 1981 0.20 1982 1.08 1983 2.58 1984 1.32 1985 2.96 1986 0.49 1987 2.24 1988 0.53 1989 4.00 1990 2.00 1991 0.43 1992 1.26 1993 2.23 1994 0.23 1995 1.36 1996 1.74 61-90 AVERAGE: 1.41 Station : SHELBY AIRPORT, MT7501 1961 0.78 1962 1.15 1963 0.44 1964 0.63 1965 1.66 1966 1.27 1967 0.09 1968 2.03 1969 0.02 1970 1.70 1971 0.90 1972 2.92 1973 0.22 1974 2.81 1975 2.65 1976 2.72 1977 2.57 1978 3.20 1979 0.36 1980 1.69 1981 0.86 1982 0.75 1983 1.17 1984 0.40 1985 1.81 1986 0.41 1987 5.27 1988 0.17 61-90 AVERAGE: 1.45 Station : SHONKIN 7 S, MT7540 1961 0.97 1962 3.47 1963 2.80 1964 3.81 1965 1.43 1966 3.28 1967 1.07 1968 6.42 1969 0.18 1970 3.01 1971 0.42 1972 5.11 1973 1.46 1974 6.27 1975 5.96 1976 1.85 1977 2.68 1978 3.36 1979 1.42 1980 0.95 1981 0.93 1982 0.89 1983 1.53 1984 0.41 1985 5.53 1986 1.50 1987 4.59 1988 0.16 1989 5.38 1990 2.36 1991 1.50 1992 2.71 1993 4.74 1994 0.05 1995 0.48 1996 0.84 61-90 AVERAGE: 2.64 Station : SIDNEY, MT7560 1961 1.93 1962 5.65 1963 2.72 1964 2.80 1965 1.56 1966 1.90 1967 1.94 1968 4.62 1969 0.79 1970 1.20 1971 0.16 1972 4.35 1973 1.27 1974 2.43 1975 2.08 1976 3.34 1977 0.31 1978 0.82 1979 1.91 1980 2.99 1981 4.83 1982 2.22 1983 0.96 1984 0.76 1985 2.90 1986 1.94 1987 3.35 1988 0.44 1989 0.72 1990 2.15 1991 2.57 1992 1.98 1993 6.15 1994 0.17 1995 1.65 1996 1.83 61-90 AVERAGE: 2.17 Station : SIMPSON 6 NW, MT7620 1961 0.38 1962 0.81 1963 0.86 1964 0.65 1965 1.00 1966 2.96 1967 0.11 1968 2.72 1969 0.53 1970 2.10 1971 0.42 1972 2.35 1973 0.59 1974 1.75 1975 3.75 1976 1.45 1977 1.25 1978 2.10 1979 1.00 1980 0.77 1981 1.14 1982 2.35 1983 2.15 1984 3.13 1985 3.31 1986 1.23 1987 4.59 1988 0.40 1989 5.00 1990 1.51 1991 1.88 1992 1.98 1993 3.72 1994 1.14 1995 2.26 1996 0.43 61-90 AVERAGE: 1.75 Station : SONNETTE 2 WNW, MT7740 1966 2.59 1967 0.42 1968 3.78 1969 2.11 1970 0.81 1971 0.26 1972 2.87 1973 1.39 1974 1.03 1975 0.81 1976 0.92 1977 0.68 1978 0.99 1979 2.59 1980 3.58 1981 2.88 1982 4.15 1983 1.40 1984 2.07 1985 1.30 1986 1.40 1987 3.47 1988 0.73 1989 1.39 1990 0.60 1991 0.84 1992 0.91 1993 3.14 1994 0.03 1995 3.06 1996 1.11 61-90 AVERAGE: 1.77 Station : ST IGNATIUS, MT7286 1961 0.11 1962 0.55 1963 0.29 1964 1.77 1965 2.73 1966 0.54 1967 0.08 1968 3.63 1969 0.06 1970 2.49 1971 0.96 1972 1.09 1973 0.47 1974 2.11 1975 2.52 1976 2.88 1977 0.84 1978 2.81 1979 0.64 1980 0.62 1981 0.46 1982 0.96 1983 2.63 1984 0.66 1985 3.52 1986 0.10 1987 5.33 1988 0.29 1989 3.02 1990 2.89 1991 1.26 1992 1.97 1993 2.68 1994 0.32 1995 2.11 1996 0.67 61-90 AVERAGE: 1.57 Station : ST REGIS RANGER STN, MT7318 1961 0.51 1962 0.74 1963 0.27 1964 1.63 1965 2.42 1966 0.52 1967 0.03 1968 1.38 1969 0.01 1970 1.72 1971 0.24 1972 1.99 1973 0.12 1974 0.70 1975 2.23 1976 2.90 1977 1.26 1978 2.34 1979 2.96 1980 0.03 1981 0.51 1982 1.07 1983 1.19 1984 1.80 1985 3.16 1986 0.37 1987 1.99 1988 0.32 1989 2.56 1990 3.25 1991 0.03 1992 2.79 1993 1.94 1994 0.37 1995 1.48 1996 0.68 61-90 AVERAGE: 1.34 Station : STANFORD, MT7864 1965 2.08 1966 0.77 1967 0.72 1968 2.41 1969 0.99 1970 1.89 1971 0.39 1972 5.38 1973 1.17 1974 3.69 1975 5.22 1976 1.59 1977 1.94 1978 3.98 1979 0.88 1980 2.00 1981 2.31 1982 1.22 1983 0.97 1984 0.43 1985 5.37 1986 1.44 1987 4.14 1988 0.49 1989 3.03 1990 4.24 1991 1.32 1992 2.70 1993 4.28 1994 0.54 1995 2.94 1996 0.93 61-90 AVERAGE: 2.26 Station : STEVENSVILLE, MT7894 1961 0.34 1962 0.81 1963 0.62 1964 0.76 1965 1.88 1966 0.18 1967 0.36 1968 1.13 1969 0.07 1970 1.28 1971 0.29 1972 0.53 1973 0.34 1974 1.72 1975 0.02 1976 1.58 1977 1.19 1978 0.45 1979 0.90 1980 0.45 1981 0.60 1982 0.84 1983 4.12 1984 0.65 1985 2.44 1986 0.49 1987 2.24 1988 0.25 1989 1.52 1990 2.37 1991 0.48 1992 1.42 1993 1.65 1994 0.22 1995 1.45 1996 0.71 61-90 AVERAGE: 1.01 Station : SULA 3 ENE, MT7964 1961 0.60 1962 1.96 1963 0.94 1964 1.27 1965 2.93 1966 1.15 1967 0.78 1968 1.61 1969 0.09 1970 1.50 1971 0.59 1972 0.79 1973 1.05 1974 1.93 1975 5.08 1976 2.99 1977 1.87 1978 2.51 1979 1.41 1980 0.82 1981 1.21 1982 0.89 1983 2.45 1984 3.32 1985 3.35 1986 1.69 1987 2.97 1988 0.34 1989 3.93 1990 2.72 1991 0.37 1992 1.13 1993 3.46 1994 0.56 1995 1.63 1996 0.92 61-90 AVERAGE: 1.82 Station : SUN RIVER 4 S, MT8021 1961 0.30 1962 1.43 1963 0.61 1964 1.41 1965 2.98 1966 0.74 1967 0.91 1968 1.79 1969 0.04 1970 0.84 1971 0.58 1972 4.00 1973 0.38 1974 3.06 1975 4.10 1976 1.55 1977 1.92 1978 1.77 1979 0.45 1980 0.86 1981 0.97 1982 0.73 1983 1.42 1984 0.69 1985 5.61 1986 0.76 1987 5.05 1988 0.16 1989 5.98 1990 2.58 1991 0.62 1992 1.21 1993 3.72 1994 0.73 1995 1.40 1996 0.77 61-90 AVERAGE: 1.79 Station : SUPERIOR, MT8043 1961 0.15 1962 0.64 1963 0.10 1964 1.87 1965 3.07 1966 0.51 1967 0.01 1968 2.17 1969 0.02 1970 1.17 1971 1.53 1972 1.63 1973 0.24 1974 0.32 1975 1.67 1976 3.08 1977 0.93 1978 2.36 1979 2.72 1980 0.42 1981 0.10 1982 0.80 1983 1.65 1984 2.15 1985 2.92 1986 1.25 1987 2.50 1988 0.68 1989 1.73 1990 2.91 1991 1.93 1992 2.13 1993 1.82 1994 0.48 1995 1.14 1996 0.46 61-90 AVERAGE: 1.38 Station : SWAN LAKE, MT8087 1963 0.28 1964 2.76 1965 5.58 1966 0.60 1967 0.28 1968 5.00 1969 0.09 1970 2.79 1971 0.29 1972 1.04 1973 0.01 1974 1.22 1975 4.32 1976 3.01 1977 2.05 1978 4.81 1979 1.65 1980 3.30 1981 0.46 1982 2.46 1983 1.15 1984 0.88 1985 2.95 1986 0.54 1987 6.62 1988 0.23 1989 3.38 1990 1.77 1991 0.77 1992 1.22 1993 1.35 1994 0.01 61-90 AVERAGE: 2.13 Station : SWEETGRASS, MT8093 1961 1.02 1962 1.39 1963 0.73 1964 1.24 1965 1.69 1966 3.52 1967 0.47 1968 2.32 1969 0.02 1970 2.81 1971 0.77 1972 2.71 1973 1.00 1974 3.16 1975 3.09 1976 2.33 1977 2.70 1978 9.46 1979 1.12 1980 2.51 1981 1.79 1982 2.60 1983 2.56 1984 0.21 1985 2.38 1986 0.28 1987 3.26 1988 2.26 1989 4.85 1990 2.99 1991 1.52 1992 2.14 1993 7.51 1994 4.00 1995 7.16 1996 2.60 61-90 AVERAGE: 2.24 Station : TERRY 21 NNW, MT8169 1962 2.57 1963 2.07 1964 1.51 1965 1.21 1966 1.75 1967 0.53 1968 5.30 1969 1.67 1970 0.36 1971 0.16 1972 1.70 1973 0.94 1974 3.37 1975 1.94 1976 2.73 1977 1.33 1978 1.42 1979 0.83 1980 3.79 1981 2.28 1982 0.44 1983 2.20 1984 0.75 1985 4.92 1986 1.88 1987 3.18 1988 0.73 1989 1.35 1990 1.01 1991 1.19 1992 1.63 1993 3.86 1994 0.51 1995 1.00 1996 1.00 61-90 AVERAGE: 1.86 Station : TERRY, MT8165 1961 2.11 1962 3.14 1963 1.07 1964 0.99 1965 1.29 1966 3.51 1967 0.33 1968 4.82 1969 0.93 1970 0.67 1971 0.19 1972 2.38 1973 0.84 1974 1.70 1975 1.98 1976 0.95 1977 1.09 1978 1.01 1979 0.08 1980 2.69 1981 3.42 1982 1.47 1983 1.32 1984 0.80 1985 3.35 1986 1.07 1987 1.83 1988 1.15 1989 2.33 1990 1.86 1991 0.26 1992 1.95 1993 4.70 1994 0.77 1995 2.49 1996 1.33 61-90 AVERAGE: 1.68 61-90 AVERAGE: ?.00 Station : TIBER DAM, MT8233 1961 1.24 1962 0.87 1963 0.42 1964 1.35 1965 1.26 1966 0.66 1967 0.28 1968 3.31 1969 0.03 1970 1.89 1971 0.22 1972 3.72 1973 0.57 1974 2.46 1975 3.70 1976 1.79 1977 2.32 1978 3.13 1979 1.37 1980 1.26 1981 1.24 1982 2.11 1983 1.13 1984 0.09 1985 2.69 1986 0.59 1987 4.62 1988 0.05 1989 3.87 1990 2.37 1991 1.44 1992 2.23 1993 1.91 1994 0.49 1995 1.76 1996 0.10 61-90 AVERAGE: 1.69 Station : TOWNSEND, MT8324 1961 0.81 1962 2.30 1963 1.33 1964 1.50 1965 2.76 1966 0.09 1967 0.69 1968 1.80 1969 1.27 1970 1.64 1971 0.51 1972 2.17 1973 0.59 1974 2.90 1975 2.91 1976 2.43 1977 0.65 1978 1.94 1979 2.93 1980 0.99 1981 1.71 1982 2.07 1983 2.12 1984 2.17 1985 1.96 1986 1.96 1987 2.03 1988 0.80 1989 2.45 1990 2.53 1991 0.10 1992 0.47 1993 3.91 1994 0.20 1995 1.66 1996 1.20 61-90 AVERAGE: 1.73 Station : TRIDENT, MT8363 1961 0.42 1962 2.16 1963 0.44 1964 0.79 1965 1.88 1966 0.70 1967 0.50 1968 1.54 1969 1.44 1970 1.04 1971 0.07 1972 2.46 1973 0.51 1974 1.75 1975 4.01 1976 3.43 1977 0.86 1978 1.30 1979 1.75 1980 0.88 1981 1.85 1982 0.72 1983 2.60 1984 1.02 1985 2.74 1986 1.91 1987 2.08 1988 0.29 1989 1.15 1990 2.80 1991 0.22 1992 0.92 1993 5.28 1994 0.89 1995 2.79 1996 0.43 61-90 AVERAGE: 1.50 Station : TROUT CREEK RANGER STN, MT8380 1961 0.30 1962 0.69 1963 0.39 1964 1.32 1965 3.15 1966 0.36 1967 0.18 1968 2.06 1969 0.02 1970 2.36 1971 1.47 1972 1.47 1973 0.01 1974 1.16 1975 1.64 1976 3.91 1977 2.17 1978 3.19 1979 1.03 1980 1.85 1981 0.32 1982 0.88 1983 2.71 1984 0.97 1985 1.33 1986 0.34 1987 3.38 1988 0.18 1989 2.73 1990 4.23 1991 1.12 1992 0.97 1993 2.01 1994 0.27 1995 1.77 1996 0.83 61-90 AVERAGE: 1.53 Station : TROY 18 N, MT8395 1961 1.05 1962 1.33 1963 1.38 1964 2.16 1965 2.77 1966 0.27 1967 0.18 1968 3.17 1969 0.07 1970 1.25 1971 0.39 1972 1.15 1973 0.24 1974 1.32 1975 2.99 1976 4.81 1977 3.25 1978 2.47 1979 0.97 1980 3.19 1981 1.03 1982 2.13 1983 2.84 1984 0.65 1985 1.15 1986 1.57 1987 4.39 1988 0.50 1989 3.97 1990 2.63 1991 1.66 1992 0.91 1993 1.23 1994 0.01 1995 0.00 61-90 AVERAGE: 1.84 Station : TROY, MT8390 1961 0.36 1962 1.13 1963 1.03 1964 2.16 1965 3.90 1966 0.51 1967 0.08 1968 1.90 1969 0.02 1970 0.91 1971 0.21 1972 0.82 1973 0.27 1974 0.71 1975 2.09 1976 3.96 1977 1.63 1978 2.83 1979 0.03 1980 1.38 1981 1.29 1982 0.58 1983 2.67 1984 0.84 1985 1.27 1986 0.96 1987 2.49 1988 0.70 1989 2.77 1990 3.68 1991 1.73 1992 1.24 1993 0.44 1994 0.40 1995 2.15 1996 0.87 61-90 AVERAGE: 1.44 Station : TWIN BRIDGES, MT8430 1961 0.25 1962 2.36 1963 0.34 1964 1.00 1965 2.26 1966 0.28 1967 0.86 1968 1.74 1969 1.00 1970 1.48 1971 0.50 1972 2.26 1973 0.72 1974 1.18 1975 3.83 1976 2.87 1977 1.05 1978 1.44 1979 1.65 1980 0.29 1981 0.13 1982 0.76 1983 2.82 1984 1.51 1985 1.62 1986 1.66 1987 3.18 1988 0.15 1989 2.52 1990 3.25 1991 0.33 1992 0.56 1993 3.15 1994 0.68 1995 1.38 1996 0.24 61-90 AVERAGE: 1.50 Station : UTICA 11 WSW, MT8495 1962 1.92 1963 2.04 1964 0.97 1965 2.24 1966 1.42 1967 1.09 1968 2.21 1969 1.57 1970 2.34 1971 0.84 1972 5.36 1973 2.04 1974 5.10 1975 3.63 1976 2.72 1977 2.28 1978 2.06 1979 2.27 1980 2.03 1981 4.33 1982 2.51 1983 1.64 1984 1.65 1985 4.07 1986 2.66 1987 0.03 61-90 AVERAGE: 2.35 Station : VALIER, MT8501 1961 1.04 1962 1.47 1963 0.95 1964 1.05 1965 1.89 1966 1.74 1967 0.21 1968 2.78 1969 0.17 1970 1.99 1971 0.78 1972 4.61 1973 0.73 1974 2.34 1975 2.82 1976 3.90 1977 3.70 1978 3.03 1979 0.50 1980 1.60 1981 1.52 1982 1.50 1983 1.31 1984 0.41 1985 2.89 1986 0.40 1987 6.21 1988 0.26 1989 5.12 1990 2.02 1991 1.34 1992 1.00 1993 4.08 1994 0.80 1995 2.40 1996 0.24 61-90 AVERAGE: 1.96 Station : VIDA 6 NE, MT8569 1961 1.01 1962 2.30 1963 2.99 1964 1.71 1965 3.06 1966 3.65 1967 0.37 1968 5.72 1969 1.83 1970 1.61 1971 0.11 1972 2.49 1973 0.80 1974 4.47 1975 4.18 1976 2.46 1977 0.33 1978 1.57 1979 0.06 1980 2.88 1981 1.59 1982 0.59 1983 0.01 1984 0.49 1985 3.44 1986 2.53 1987 4.45 1988 0.76 1989 1.27 1990 1.82 1991 0.57 1992 1.92 1993 5.10 1994 0.56 1995 2.43 1996 1.23 61-90 AVERAGE: 2.02 Station : VIRGINIA CITY, MT8597 1961 1.71 1962 3.64 1963 1.17 1964 2.16 1965 3.76 1966 0.98 1967 1.35 1968 2.65 1969 2.01 1970 3.74 1971 0.67 1972 3.16 1973 2.37 1974 0.84 1975 4.06 1976 2.17 1977 0.68 1978 2.06 1979 2.26 1980 1.02 1981 0.35 1982 2.31 1983 2.35 1984 2.94 1985 1.72 1986 1.82 1987 4.91 1988 1.34 1989 2.58 1990 2.88 1991 0.38 1992 0.58 1993 5.81 1994 0.97 1995 3.14 1996 0.75 61-90 AVERAGE: 2.19 Station : WEST GLACIER, MT8809 1961 0.83 1962 1.02 1963 0.84 1964 2.40 1965 3.27 1966 0.44 1967 0.28 1968 3.56 1969 0.14 1970 1.55 1971 1.20 1972 2.07 1973 0.37 1974 1.10 1975 4.38 1976 4.35 1977 3.88 1978 5.75 1979 0.79 1980 2.69 1981 1.71 1982 1.43 1983 2.56 1984 0.94 1985 2.11 1986 0.49 1987 4.93 1988 0.41 1989 3.33 1990 2.63 1991 0.84 1992 1.58 1993 3.34 1994 0.46 1995 3.21 1996 1.84 61-90 AVERAGE: 2.05 Station : WEST YELLOWSTONE, MT8857 1961 2.53 1962 2.74 1963 0.89 1964 1.41 1965 2.66 1966 1.12 1967 1.52 1968 6.32 1969 1.16 1970 0.81 1971 0.47 1972 2.23 1973 3.18 1974 1.48 1975 2.31 1976 2.82 1977 2.86 1978 2.47 1979 2.38 1980 2.50 1981 1.21 1982 1.45 1983 2.68 1984 4.36 1985 3.47 1986 3.91 1987 3.79 1988 0.78 1989 2.31 1990 1.95 1991 1.01 1992 1.20 1993 2.52 1994 0.54 1995 3.49 1996 0.03 61-90 AVERAGE: 2.33 Station : WESTBY, MT8777 1961 0.50 1962 2.31 1963 5.01 1964 1.37 1965 4.84 1966 4.05 1967 0.67 1968 8.67 1969 1.67 1970 2.27 1971 0.16 1972 5.32 1973 3.12 1974 3.65 1975 3.93 1976 2.56 1977 2.10 1978 1.52 1979 1.92 1980 5.03 1981 2.33 1982 2.43 1983 1.52 1984 0.38 1985 0.00 1987 4.93 1988 1.34 1989 0.65 1990 2.47 1991 1.41 1992 2.15 1993 3.66 1994 0.43 1995 3.11 1996 2.76 61-90 AVERAGE: 2.65 61-90 AVERAGE: ?.00 Station : WIBAUX 2 E, MT8957 1961 1.55 1962 2.79 1963 1.13 1964 1.41 1965 2.24 1966 1.68 1967 0.35 1968 4.49 1969 1.50 1970 4.10 1971 0.44 1972 3.30 1973 0.33 1974 3.41 1975 1.76 1976 3.73 1977 0.95 1978 1.67 1979 2.14 1980 3.43 1981 3.96 1982 2.10 1983 2.77 1984 1.68 1985 3.16 1986 2.27 1987 2.56 1988 0.82 1989 0.41 1990 0.79 1991 2.70 1992 2.68 1993 3.09 1994 0.79 1995 3.46 1996 3.73 61-90 AVERAGE: 2.10 Station : WILSALL 8 ENE, MT9023 1961 0.78 1962 2.39 1963 1.12 1964 2.38 1965 3.56 1966 1.21 1967 1.37 1968 3.64 1969 2.75 1970 2.06 1971 0.02 1972 4.15 1973 3.16 1974 4.14 1975 4.37 1976 3.22 1977 0.71 1978 2.22 1979 2.13 1980 1.09 1981 1.68 1982 1.13 1983 3.81 1984 2.09 1985 4.41 1986 3.30 1987 3.16 1988 0.63 1989 2.57 1990 2.60 1991 1.27 1992 1.99 1993 6.28 1994 1.17 1995 2.81 1996 0.74 61-90 AVERAGE: 2.40 Station : WINIFRED, MT9033 1961 1.69 1962 2.91 1963 1.30 1964 4.54 1965 2.30 1966 1.06 1967 0.31 1968 4.15 1969 0.42 1970 2.35 1971 0.10 1972 4.83 1973 1.27 1974 5.23 1975 4.34 1976 0.66 1977 2.52 1978 2.13 1979 1.05 1980 1.10 1981 1.58 1982 1.80 1983 1.06 1984 0.67 1985 6.28 1986 1.09 1987 2.36 1988 0.31 1989 2.57 1990 3.39 1991 1.41 1992 2.99 1993 3.12 1994 0.70 1995 1.87 1996 0.44 61-90 AVERAGE: 2.18 Station : WISDOM, MT9067 1961 0.43 1962 1.18 1963 0.37 1964 1.16 1965 1.86 1966 0.09 1967 0.93 1968 2.55 1969 0.43 1970 1.06 1971 0.49 1972 1.43 1973 0.81 1974 0.94 1975 3.94 1976 2.51 1977 1.54 1978 1.37 1979 1.84 1980 1.14 1981 0.67 1982 0.63 1983 2.28 1984 1.51 1985 2.60 1986 1.53 1987 1.96 1988 0.42 1989 2.52 1990 2.77 1991 1.53 1992 1.32 1993 2.71 1994 0.89 1995 1.47 1996 2.53 61-90 AVERAGE: 1.43 Station : WYOLA 1 SW, MT9175 1961 0.19 1962 1.25 1963 0.82 1964 1.10 1965 0.95 1966 1.21 1967 0.24 1968 3.00 1969 1.31 1970 0.26 1971 0.18 1972 1.55 1973 0.83 1974 0.75 1975 1.50 1976 1.87 1977 1.83 1978 1.63 1979 1.84 1980 1.54 1981 3.08 1982 1.48 1983 0.39 1984 0.70 1985 2.74 1986 0.32 1987 3.18 1988 0.31 1989 0.88 1990 0.89 1991 0.76 1992 1.87 1993 4.63 1994 0.32 1995 2.34 1996 0.81 61-90 AVERAGE: 1.26 Station : YELLOWTAIL DAM, MT9240 1963 0.79 1964 0.95 1965 4.06 1966 2.47 1967 0.40 1968 3.25 1969 2.66 1970 0.81 1971 0.41 1972 1.98 1973 1.60 1974 1.43 1975 1.69 1976 2.63 1977 0.94 1978 1.51 1979 1.33 1980 1.22 1981 5.58 1982 1.71 1983 1.12 1984 0.84 1985 2.28 1986 0.31 1987 4.34 1988 0.22 1989 1.86 1990 0.88 1991 0.99 1992 2.25 1993 2.87 1994 0.15 1995 0.73 1996 0.34 61-90 AVERAGE: 1.76