FROST Station : HANKINSON, ND3908 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 = 2, 28 deg = 2, 32 deg = 2 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 28, 28 deg = 28, 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 1 | May 18 | May 25 | | | 2 year in 10 later than-- | April 25 | May 12 | May 20 | | | 5 year in 10 later than-- | April 16 | April 30 | May 10 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 30 |September 24 |September 16 | | | 2 yr in 10 earlier than-- | October 7 |September 29 |September 20 | | | 5 yr in 10 earlier than-- | October 18 | October 8 |September 29 | | | ------------------------------------------------------------------------ FROST Station : MC LEOD 3 E, ND5754 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 20 | May 31 | | | 2 year in 10 later than-- | May 6 | May 15 | May 26 | | | 5 year in 10 later than-- | April 24 | May 6 | May 16 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 27 |September 18 |September 9 | | | 2 yr in 10 earlier than-- | October 2 |September 22 |September 14 | | | 5 yr in 10 earlier than-- | October 11 | October 1 |September 22 | | | ------------------------------------------------------------------------ FROST Station : WAHPETON 3 N, ND9100 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-- | April 26 | May 14 | May 21 | | | 2 year in 10 later than-- | April 21 | May 8 | May 16 | | | 5 year in 10 later than-- | April 12 | April 26 | May 8 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 1 |September 25 |September 18 | | | 2 yr in 10 earlier than-- | October 7 |September 30 |September 21 | | | 5 yr in 10 earlier than-- | October 18 | October 10 |September 28 | | | ------------------------------------------------------------------------