FROST Station : EL RENO 1 N, OK2818 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 = 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 = 27, 28 deg = 27, 32 deg = 27 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 2 | April 9 | April 18 | | | 2 year in 10 later than-- | March 27 | April 5 | April 14 | | | 5 year in 10 later than-- | March 16 | March 28 | April 6 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 1 | October 23 | October 13 | | | 2 yr in 10 earlier than-- | November 8 | October 30 | October 18 | | | 5 yr in 10 earlier than-- | November 21 | November 11 | October 29 | | | ------------------------------------------------------------------------