FROST Station : CARBONDALE SEWAGE PLANT, IL1265 Start yr. - 1971 End yr. - 2000 Requested years of data: 30 Available years of data: 30 Spring: 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 Fall: Years of missing data 24 deg = 3, 28 deg = 3, 32 deg = 2 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 27, 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-- | April 8 | April 16 | April 29 | | | 2 year in 10 later than-- | April 3 | April 11 | April 24 | | | 5 year in 10 later than-- | March 24 | April 2 | April 15 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 23 | October 8 |September 24 | | | 2 yr in 10 earlier than-- | October 29 | October 13 |September 30 | | | 5 yr in 10 earlier than-- | November 10 | October 23 | October 10 | | | ------------------------------------------------------------------------