FROST Station : ARDMORE, OK0292 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 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 = 27, 28 deg = 27, 32 deg = 27 Fall: Years of missing data 24 deg = 2, 28 deg = 2, 32 deg = 1 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 28, 28 deg = 28, 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-- | March 13 | March 28 | April 5 | | | 2 year in 10 later than-- | March 6 | March 21 | March 30 | | | 5 year in 10 later than-- | February 23 | March 8 | March 19 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 19 | November 11 | October 29 | | | 2 yr in 10 earlier than-- | November 26 | November 18 | November 4 | | | 5 yr in 10 earlier than-- | December 9 | November 30 | November 15 | | | ------------------------------------------------------------------------ FROST Station : HEALDTON, OK4001 Start yr. - 1961 End yr. - 1990 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 = 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 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | March 30 | April 9 | April 21 | | | 2 year in 10 later than-- | March 23 | April 3 | April 16 | | | 5 year in 10 later than-- | March 10 | March 24 | April 5 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 2 | October 24 | October 14 | | | 2 yr in 10 earlier than-- | November 8 | October 30 | October 19 | | | 5 yr in 10 earlier than-- | November 20 | November 10 | October 28 | | | ------------------------------------------------------------------------