FROST Station : ALTENBERN, CO0214 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 12 | May 30 | June 18 | | | 2 year in 10 later than-- | May 6 | May 24 | June 11 | | | 5 year in 10 later than-- | April 25 | May 13 | May 29 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 22 |September 12 |September 4 | | | 2 yr in 10 earlier than-- |September 29 |September 18 |September 9 | | | 5 yr in 10 earlier than-- | October 11 |September 30 |September 20 | | | ------------------------------------------------------------------------ FROST Station : GLENWOOD SPRINGS # 2, CO3359 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 8, 28 deg = 7, 32 deg = 7 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 22, 28 deg = 23, 32 deg = 23 Fall: Years of missing data 24 deg = 4, 28 deg = 4, 32 deg = 4 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 26, 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 6 | May 24 | June 9 | | | 2 year in 10 later than-- | April 30 | May 17 | June 3 | | | 5 year in 10 later than-- | April 19 | May 5 | May 22 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 1 |September 13 |September 7 | | | 2 yr in 10 earlier than-- | October 7 |September 20 |September 13 | | | 5 yr in 10 earlier than-- | October 19 | October 3 |September 24 | | | ------------------------------------------------------------------------ FROST Station : RIFLE, CO7031 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 3, 28 deg = 3, 32 deg = 3 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 27, 28 deg = 27, 32 deg = 27 Fall: Years of missing data 24 deg = 4, 28 deg = 4, 32 deg = 2 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 26, 32 deg = 28 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 13 | May 20 | June 13 | | | 2 year in 10 later than-- | May 7 | May 15 | June 7 | | | 5 year in 10 later than-- | April 25 | May 8 | May 27 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 27 |September 17 |September 8 | | | 2 yr in 10 earlier than-- | October 3 |September 22 |September 13 | | | 5 yr in 10 earlier than-- | October 14 | October 1 |September 23 | | | ------------------------------------------------------------------------