FROST Station : FORT ASSINNIBOINE, MT3110 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: 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 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 5 | May 19 | May 30 | | | 2 year in 10 later than-- | April 30 | May 14 | May 25 | | | 5 year in 10 later than-- | April 21 | May 4 | May 15 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 20 |September 12 |September 4 | | | 2 yr in 10 earlier than-- |September 26 |September 17 |September 9 | | | 5 yr in 10 earlier than-- | October 7 |September 28 |September 19 | | | ------------------------------------------------------------------------ FROST Station : GUILFORD, MT3530 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 7 | May 22 | June 9 | | | 2 year in 10 later than-- | May 2 | May 17 | June 3 | | | 5 year in 10 later than-- | April 22 | May 9 | May 23 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 18 |September 10 |September 3 | | | 2 yr in 10 earlier than-- |September 23 |September 15 |September 8 | | | 5 yr in 10 earlier than-- | October 3 |September 24 |September 16 | | | ------------------------------------------------------------------------ FROST Station : HAVRE WSO AP, MT3996 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 1 | May 19 | May 29 | | | 2 year in 10 later than-- | April 26 | May 13 | May 23 | | | 5 year in 10 later than-- | April 17 | May 2 | May 12 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 23 |September 14 |September 6 | | | 2 yr in 10 earlier than-- |September 28 |September 19 |September 11 | | | 5 yr in 10 earlier than-- | October 9 |September 28 |September 20 | | | ------------------------------------------------------------------------ FROST Station : RUDYARD 27 N, MT7250 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 6, 28 deg = 6, 32 deg = 6 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 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 17 | May 30 | | | 2 year in 10 later than-- | April 30 | May 12 | May 25 | | | 5 year in 10 later than-- | April 19 | May 3 | May 15 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 18 |September 7 |September 3 | | | 2 yr in 10 earlier than-- |September 24 |September 12 |September 7 | | | 5 yr in 10 earlier than-- | October 5 |September 22 |September 15 | | | ------------------------------------------------------------------------ FROST Station : SIMPSON 6 NW, MT7620 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 = 3, 28 deg = 2, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 27, 28 deg = 28, 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 14 | May 27 | June 21 | | | 2 year in 10 later than-- | May 9 | May 22 | June 13 | | | 5 year in 10 later than-- | April 28 | May 13 | May 29 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 10 |September 6 | August 23 | | | 2 yr in 10 earlier than-- |September 15 |September 10 | August 28 | | | 5 yr in 10 earlier than-- |September 25 |September 18 |September 5 | | | ------------------------------------------------------------------------ FROST Station : FORT ASSINNIBOINE, MT3110 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: 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 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 5 | May 19 | May 30 | | | 2 year in 10 later than-- | April 30 | May 14 | May 25 | | | 5 year in 10 later than-- | April 21 | May 4 | May 15 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 20 |September 12 |September 4 | | | 2 yr in 10 earlier than-- |September 26 |September 17 |September 9 | | | 5 yr in 10 earlier than-- | October 7 |September 28 |September 19 | | | ------------------------------------------------------------------------ FROST Station : GUILFORD, MT3530 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 7 | May 22 | June 9 | | | 2 year in 10 later than-- | May 2 | May 17 | June 3 | | | 5 year in 10 later than-- | April 22 | May 9 | May 23 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 18 |September 10 |September 3 | | | 2 yr in 10 earlier than-- |September 23 |September 15 |September 8 | | | 5 yr in 10 earlier than-- | October 3 |September 24 |September 16 | | | ------------------------------------------------------------------------ FROST Station : HAVRE WSO AP, MT3996 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 1 | May 19 | May 29 | | | 2 year in 10 later than-- | April 26 | May 13 | May 23 | | | 5 year in 10 later than-- | April 17 | May 2 | May 12 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 23 |September 14 |September 6 | | | 2 yr in 10 earlier than-- |September 28 |September 19 |September 11 | | | 5 yr in 10 earlier than-- | October 9 |September 28 |September 20 | | | ------------------------------------------------------------------------ FROST Station : RUDYARD 27 N, MT7250 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 6, 28 deg = 6, 32 deg = 6 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 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 17 | May 30 | | | 2 year in 10 later than-- | April 30 | May 12 | May 25 | | | 5 year in 10 later than-- | April 19 | May 3 | May 15 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 18 |September 7 |September 3 | | | 2 yr in 10 earlier than-- |September 24 |September 12 |September 7 | | | 5 yr in 10 earlier than-- | October 5 |September 22 |September 15 | | | ------------------------------------------------------------------------ FROST Station : SIMPSON 6 NW, MT7620 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 = 3, 28 deg = 2, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 27, 28 deg = 28, 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 14 | May 27 | June 21 | | | 2 year in 10 later than-- | May 9 | May 22 | June 13 | | | 5 year in 10 later than-- | April 28 | May 13 | May 29 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 10 |September 6 | August 23 | | | 2 yr in 10 earlier than-- |September 15 |September 10 | August 28 | | | 5 yr in 10 earlier than-- |September 25 |September 18 |September 5 | | | ------------------------------------------------------------------------