FROST Station : DILLINGHAM FAA AIRPORT, AK2457 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 26 Spring: Years of missing data 24 deg = 7, 28 deg = 6, 32 deg = 6 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 = 7, 28 deg = 7, 32 deg = 7 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 23, 28 deg = 23, 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 9 | May 30 | June 17 | | | 2 year in 10 later than-- | May 5 | May 23 | June 11 | | | 5 year in 10 later than-- | April 26 | May 10 | May 30 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 29 |September 19 | August 30 | | | 2 yr in 10 earlier than-- | October 3 |September 23 |September 5 | | | 5 yr in 10 earlier than-- | October 10 |September 30 |September 15 | | | ------------------------------------------------------------------------ FROST Station : ILIAMNA FAA AIRPORT, AK3905 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 = 4, 28 deg = 3, 32 deg = 2 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 27, 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 6 | May 20 | June 1 | | | 2 year in 10 later than-- | May 1 | May 16 | May 28 | | | 5 year in 10 later than-- | April 23 | May 7 | May 20 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 25 |September 18 |September 10 | | | 2 yr in 10 earlier than-- |September 30 |September 23 |September 15 | | | 5 yr in 10 earlier than-- | October 10 | October 3 |September 25 | | | ------------------------------------------------------------------------ FROST Station : INTRICATE BAY, AK3933 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 24 | June 18 | July 11 | | | 2 year in 10 later than-- | May 19 | June 12 | July 3 | | | 5 year in 10 later than-- | May 10 | May 30 | June 18 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 12 |September 2 | August 9 | | | 2 yr in 10 earlier than-- |September 17 |September 7 | August 15 | | | 5 yr in 10 earlier than-- |September 27 |September 16 | August 28 | | | ------------------------------------------------------------------------ FROST Station : PORT ALSWORTH, AK7570 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 12 | June 29 | July 16 | | | 2 year in 10 later than-- | June 2 | June 18 | July 5 | | | 5 year in 10 later than-- | May 13 | May 29 | June 15 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 4 | August 25 | August 11 | | | 2 yr in 10 earlier than-- |September 11 |September 1 | August 18 | | | 5 yr in 10 earlier than-- |September 25 |September 16 | August 31 | | | ------------------------------------------------------------------------ FROST Station : PORT HEIDEN, AK7700 Start yr. - 1961 End yr. - 1988 Requested years of data: 28 Available years of data: 28 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 = 25, 28 deg = 25, 32 deg = 25 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 = 23, 28 deg = 23, 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-- | June 2 | June 13 | June 24 | | | 2 year in 10 later than-- | May 23 | June 2 | June 16 | | | 5 year in 10 later than-- | May 4 | May 14 | May 30 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 2 |September 22 |September 7 | | | 2 yr in 10 earlier than-- | October 7 |September 27 |September 12 | | | 5 yr in 10 earlier than-- | October 16 | October 6 |September 23 | | | ------------------------------------------------------------------------