FROST Station : BELGRADE AIRPORT, MT0622 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 17 | May 25 | June 28 | | | 2 year in 10 later than-- | May 11 | May 20 | June 19 | | | 5 year in 10 later than-- | April 29 | May 9 | June 3 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 16 |September 7 | August 29 | | | 2 yr in 10 earlier than-- |September 22 |September 12 |September 3 | | | 5 yr in 10 earlier than-- | October 4 |September 23 |September 13 | | | ------------------------------------------------------------------------ FROST Station : BOZEMAN MONTANA ST UNIV, MT1044 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 10 | May 18 | June 13 | | | 2 year in 10 later than-- | May 5 | May 13 | June 7 | | | 5 year in 10 later than-- | April 24 | May 4 | May 27 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 24 |September 14 |September 2 | | | 2 yr in 10 earlier than-- |September 30 |September 20 |September 7 | | | 5 yr in 10 earlier than-- | October 11 | October 2 |September 18 | | | ------------------------------------------------------------------------ FROST Station : BOZEMAN 6 W EXP FARM, MT1047 Start yr. - 1967 End yr. - 1990 Requested years of data: 24 Available years of data: 24 Spring: Years of missing data 24 deg = 1, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 23, 28 deg = 24, 32 deg = 24 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 24, 28 deg = 24, 32 deg = 24 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 10 | May 25 | June 25 | | | 2 year in 10 later than-- | May 6 | May 19 | June 18 | | | 5 year in 10 later than-- | April 27 | May 8 | June 5 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 17 |September 8 |September 2 | | | 2 yr in 10 earlier than-- |September 23 |September 13 |September 6 | | | 5 yr in 10 earlier than-- | October 5 |September 23 |September 13 | | | ------------------------------------------------------------------------ FROST Station : BOZEMAN 12 NE, MT1050 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | June 4 | July 11 | July 30 | | | 2 year in 10 later than-- | May 30 | July 3 | July 25 | | | 5 year in 10 later than-- | May 19 | June 18 | July 14 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 4 | August 15 | August 1 | | | 2 yr in 10 earlier than-- |September 9 | August 22 | August 6 | | | 5 yr in 10 earlier than-- |September 18 |September 3 | August 15 | | | ------------------------------------------------------------------------ FROST Station : HEBGEN DAM, MT4038 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 4, 28 deg = 2, 32 deg = 1 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 28, 32 deg = 29 Fall: Years of missing data 24 deg = 2, 28 deg = 1, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 28, 28 deg = 29, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 25 | June 16 | July 6 | | | 2 year in 10 later than-- | May 20 | June 10 | July 1 | | | 5 year in 10 later than-- | May 11 | May 30 | June 21 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 12 |September 4 | August 11 | | | 2 yr in 10 earlier than-- |September 18 |September 8 | August 18 | | | 5 yr in 10 earlier than-- |September 29 |September 15 | August 31 | | | ------------------------------------------------------------------------ FROST Station : WEST YELLOWSTONE, MT8857 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 1, 28 deg = 1, 32 deg = 1 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 29, 28 deg = 29, 32 deg = 29 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | June 11 | July 7 | July 19 | | | 2 year in 10 later than-- | June 5 | June 30 | July 14 | | | 5 year in 10 later than-- | May 25 | June 18 | July 5 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | August 31 | August 14 | August 3 | | | 2 yr in 10 earlier than-- |September 4 | August 19 | August 8 | | | 5 yr in 10 earlier than-- |September 13 | August 29 | August 18 | | | ------------------------------------------------------------------------ FROST Station : BELGRADE AIRPORT, MT0622 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 17 | May 25 | June 28 | | | 2 year in 10 later than-- | May 11 | May 20 | June 19 | | | 5 year in 10 later than-- | April 29 | May 9 | June 3 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 16 |September 7 | August 29 | | | 2 yr in 10 earlier than-- |September 22 |September 12 |September 3 | | | 5 yr in 10 earlier than-- | October 4 |September 23 |September 13 | | | ------------------------------------------------------------------------ FROST Station : BOZEMAN MONTANA ST UNIV, MT1044 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 10 | May 18 | June 13 | | | 2 year in 10 later than-- | May 5 | May 13 | June 7 | | | 5 year in 10 later than-- | April 24 | May 4 | May 27 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 24 |September 14 |September 2 | | | 2 yr in 10 earlier than-- |September 30 |September 20 |September 7 | | | 5 yr in 10 earlier than-- | October 11 | October 2 |September 18 | | | ------------------------------------------------------------------------ FROST Station : BOZEMAN 6 W EXP FARM, MT1047 Start yr. - 1967 End yr. - 1990 Requested years of data: 24 Available years of data: 24 Spring: Years of missing data 24 deg = 1, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 23, 28 deg = 24, 32 deg = 24 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 24, 28 deg = 24, 32 deg = 24 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 10 | May 25 | June 25 | | | 2 year in 10 later than-- | May 6 | May 19 | June 18 | | | 5 year in 10 later than-- | April 27 | May 8 | June 5 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 17 |September 8 |September 2 | | | 2 yr in 10 earlier than-- |September 23 |September 13 |September 6 | | | 5 yr in 10 earlier than-- | October 5 |September 23 |September 13 | | | ------------------------------------------------------------------------ FROST Station : BOZEMAN 12 NE, MT1050 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | June 4 | July 11 | July 30 | | | 2 year in 10 later than-- | May 30 | July 3 | July 25 | | | 5 year in 10 later than-- | May 19 | June 18 | July 14 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 4 | August 15 | August 1 | | | 2 yr in 10 earlier than-- |September 9 | August 22 | August 6 | | | 5 yr in 10 earlier than-- |September 18 |September 3 | August 15 | | | ------------------------------------------------------------------------ FROST Station : HEBGEN DAM, MT4038 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 4, 28 deg = 2, 32 deg = 1 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 28, 32 deg = 29 Fall: Years of missing data 24 deg = 2, 28 deg = 1, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 28, 28 deg = 29, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 25 | June 16 | July 6 | | | 2 year in 10 later than-- | May 20 | June 10 | July 1 | | | 5 year in 10 later than-- | May 11 | May 30 | June 21 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 12 |September 4 | August 11 | | | 2 yr in 10 earlier than-- |September 18 |September 8 | August 18 | | | 5 yr in 10 earlier than-- |September 29 |September 15 | August 31 | | | ------------------------------------------------------------------------ FROST Station : WEST YELLOWSTONE, MT8857 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 1, 28 deg = 1, 32 deg = 1 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 29, 28 deg = 29, 32 deg = 29 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | June 11 | July 7 | July 19 | | | 2 year in 10 later than-- | June 5 | June 30 | July 14 | | | 5 year in 10 later than-- | May 25 | June 18 | July 5 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | August 31 | August 14 | August 3 | | | 2 yr in 10 earlier than-- |September 4 | August 19 | August 8 | | | 5 yr in 10 earlier than-- |September 13 | August 29 | August 18 | | | ------------------------------------------------------------------------