FROST Station : ADAK, AK0026 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 11, 28 deg = 9, 32 deg = 8 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 19, 28 deg = 21, 32 deg = 22 Fall: Years of missing data 24 deg = 17, 28 deg = 15, 32 deg = 15 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 13, 28 deg = 15, 32 deg = 15 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 12 | May 2 | June 8 | | | 2 year in 10 later than-- | April 4 | April 25 | May 31 | | | 5 year in 10 later than-- | March 20 | April 13 | May 15 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 3 | October 19 |September 24 | | | 2 yr in 10 earlier than-- | November 10 | October 25 | October 1 | | | 5 yr in 10 earlier than-- | November 23 | November 7 | October 14 | | | ------------------------------------------------------------------------