FROST Station : ENGLISH CENTER, PA2644 Start yr. - 1961 End yr. - 1985 Requested years of data: 25 Available years of data: 24 Spring: Years of missing data 24 deg = 4, 28 deg = 4, 32 deg = 3 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 21, 28 deg = 21, 32 deg = 22 Fall: Years of missing data 24 deg = 2, 28 deg = 1, 32 deg = 1 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 ------------------------------------------------------------------------ | 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 20 | June 11 | | | 2 year in 10 later than-- | May 4 | May 16 | June 5 | | | 5 year in 10 later than-- | April 24 | May 9 | May 25 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 27 |September 18 |September 5 | | | 2 yr in 10 earlier than-- | October 5 |September 25 |September 11 | | | 5 yr in 10 earlier than-- | October 19 | October 8 |September 23 | | | ------------------------------------------------------------------------ FROST Station : WILLIAMSPORT WSO AP, PA9728 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 10 | April 22 | May 15 | | | 2 year in 10 later than-- | April 6 | April 18 | May 10 | | | 5 year in 10 later than-- | March 30 | April 12 | April 30 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 25 | October 14 | October 1 | | | 2 yr in 10 earlier than-- | October 31 | October 19 | October 7 | | | 5 yr in 10 earlier than-- | November 12 | October 28 | October 16 | | | ------------------------------------------------------------------------