FROST Station : ALCOVA 17 NW, WY0091 Start yr. - 1964 End yr. - 1986 Requested years of data: 23 Available years of data: 23 Spring: Years of missing data 24 deg = 11, 28 deg = 11, 32 deg = 11 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 12, 28 deg = 12, 32 deg = 12 Fall: Years of missing data 24 deg = 17, 28 deg = 15, 32 deg = 14 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 6, 28 deg = 8, 32 deg = 9 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 28 | June 9 | June 29 | | | 2 year in 10 later than-- | May 21 | June 2 | June 24 | | | 5 year in 10 later than-- | May 9 | May 20 | June 13 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 21 |September 20 | August 30 | | | 2 yr in 10 earlier than-- |September 25 |September 23 |September 6 | | | 5 yr in 10 earlier than-- | October 2 |September 28 |September 20 | | | ------------------------------------------------------------------------ FROST Station : BATES CREEK 2, WY0552 Start yr. - 1969 End yr. - 1990 Requested years of data: 22 Available years of data: 22 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 = 22, 28 deg = 22, 32 deg = 22 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 = 22, 28 deg = 22, 32 deg = 22 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 12 | May 23 | June 19 | | | 2 year in 10 later than-- | May 6 | May 17 | June 14 | | | 5 year in 10 later than-- | April 24 | May 7 | June 2 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 22 |September 13 |September 11 | | | 2 yr in 10 earlier than-- |September 28 |September 18 |September 14 | | | 5 yr in 10 earlier than-- | October 9 |September 26 |September 21 | | | ------------------------------------------------------------------------ FROST Station : CASPER WSO AP, WY1570 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 8 | May 23 | June 9 | | | 2 year in 10 later than-- | May 3 | May 17 | June 3 | | | 5 year in 10 later than-- | April 23 | May 6 | May 24 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 23 |September 14 |September 5 | | | 2 yr in 10 earlier than-- |September 29 |September 19 |September 10 | | | 5 yr in 10 earlier than-- | October 10 |September 29 |September 19 | | | ------------------------------------------------------------------------ FROST Station : GAS HILLS 4 E, WY3801 Start yr. - 1962 End yr. - 1990 Requested years of data: 29 Available years of data: 29 Spring: Years of missing data 24 deg = 12, 28 deg = 11, 32 deg = 10 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 17, 28 deg = 18, 32 deg = 19 Fall: Years of missing data 24 deg = 7, 28 deg = 5, 32 deg = 5 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 22, 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 26 | June 7 | June 27 | | | 2 year in 10 later than-- | May 19 | June 1 | June 21 | | | 5 year in 10 later than-- | May 7 | May 21 | June 8 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 15 |September 5 | August 23 | | | 2 yr in 10 earlier than-- |September 22 |September 12 | August 30 | | | 5 yr in 10 earlier than-- | October 4 |September 25 |September 13 | | | ------------------------------------------------------------------------ FROST Station : MIDWEST, WY6195 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 = 3, 32 deg = 3 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 27, 32 deg = 27 Fall: Years of missing data 24 deg = 5, 28 deg = 5, 32 deg = 5 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 25, 28 deg = 25, 32 deg = 25 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 5 | May 20 | June 1 | | | 2 year in 10 later than-- | April 30 | May 15 | May 27 | | | 5 year in 10 later than-- | April 19 | May 6 | May 17 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 19 |September 11 |September 4 | | | 2 yr in 10 earlier than-- |September 25 |September 17 |September 9 | | | 5 yr in 10 earlier than-- | October 6 |September 28 |September 19 | | | ------------------------------------------------------------------------ FROST Station : PATHFINDER DAM, WY7105 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 = 4, 32 deg = 3 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 26, 32 deg = 27 Fall: Years of missing data 24 deg = 5, 28 deg = 5, 32 deg = 4 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 25, 28 deg = 25, 32 deg = 26 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 16 | May 25 | June 9 | | | 2 year in 10 later than-- | May 11 | May 18 | June 2 | | | 5 year in 10 later than-- | April 30 | May 7 | May 21 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 23 |September 12 |September 6 | | | 2 yr in 10 earlier than-- |September 30 |September 18 |September 11 | | | 5 yr in 10 earlier than-- | October 12 |September 30 |September 21 | | | ------------------------------------------------------------------------ FROST Station : POWDER RIVER 2, WY7376 Start yr. - 1964 End yr. - 1990 Requested years of data: 27 Available years of data: 27 Spring: Years of missing data 24 deg = 8, 28 deg = 8, 32 deg = 8 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 19, 28 deg = 19, 32 deg = 19 Fall: Years of missing data 24 deg = 6, 28 deg = 5, 32 deg = 4 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 21, 28 deg = 22, 32 deg = 23 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 19 | May 31 | June 22 | | | 2 year in 10 later than-- | May 13 | May 26 | June 16 | | | 5 year in 10 later than-- | April 30 | May 17 | June 4 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 12 |September 2 | August 26 | | | 2 yr in 10 earlier than-- |September 18 |September 7 |September 1 | | | 5 yr in 10 earlier than-- |September 30 |September 19 |September 12 | | | ------------------------------------------------------------------------