Saint Charles 3SSW DIVISION: STATION #7255 DATE OF RUN COUNTY: PERIOD ANALYSIS FOR 1971 -1999 ( 26 YEARS) 11/17/04 NUMBER OF DAYS WITH MINIMUM TEMPERATURE <= 0 F YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1971 3 2 0 0 0 0 0 0 0 0 0 0 5 1972 4 6 1 0 0 0 0 0 0 0 0 2 13 1973 0 3 0 0 0 0 0 0 0 0 0 0 3 1974 3 3 0 0 0 0 0 0 0 0 0 0 6 1975 1 1 0 0 0 0 0 0 0 0 0 1 3 1976 6 2 0 0 0 0 0 0 0 0 0 5 13 1977 10 5 0 0 0 0 0 0 0 0 0 2 17 1978 2 8 5 0 0 0 0 0 0 0 0 0 15 1979 7 8 0 0 0 0 0 0 0 0 0 0 15 1980 2 3 2 0 0 0 0 0 0 0 0 0 7 1981 9 4 0 0 0 0 0 0 0 0 0 0 13 1982 13 12 4 0 0 0 0 0 0 0 0 0 29 1983 3 1 2 0 0 0 0 0 0 0 0 9 15 1984 13 3 2 0 0 0 0 0 0 0 0 1 19 1988 8 4 0 0 0 0 0 0 0 0 0 2 14 1989 2 5 0 0 0 0 0 0 0 0 0 11 18 1990 0 5 0 0 0 0 0 0 0 0 0 2 7 1991 6 0 0 0 0 0 0 0 0 0 0 2 8 1992 4 1 1 0 0 0 0 0 0 0 0 0 6 1993 3 7 1 0 0 0 0 0 0 0 0 4 15 1994 15 9 1 0 0 0 0 0 0 0 0 1 26 1995 2 6 2 0 0 0 0 0 0 0 0 3 13 1996 9 11 6 0 0 0 0 0 0 0 0 0 26 1997 6 3 0 0 0 0 0 0 0 0 0 1 10 1998 0 0 0 0 0 0 0 0 0 0 0 1 1 1999 10 0 3 0 0 0 0 0 0 0 0 2 15 NON-ZERO 23 23 12 0 0 0 0 0 0 0 0 16 26 ZEROES 3 3 14 26 26 26 26 26 26 26 26 10 0 PROB OF ZERO .12 .12 .54 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 .38 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER YEARS 26 26 26 26 26 26 26 26 26 26 26 26 26 MEAN 6.1 4.9 2.5 .0 .0 .0 .0 .0 .0 .0 .0 3.1 12.8 VARIANCE 16.7 9.7 2.8 .0 .0 .0 .0 .0 .0 .0 .0 8.7 52.1 STND DEV 4.1 3.1 1.7 .0 .0 .0 .0 .0 .0 .0 .0 3.0 7.2 SKEW .7 .7 1.0 .0 .0 .0 .0 .0 .0 .0 .0 1.8 .5 KURTOSIS 2.3 2.7 2.7 .0 .0 .0 .0 .0 .0 .0 .0 5.0 2.8 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. ????? DIVISION: STATION #7255 DATE OF RUN COUNTY: PERIOD ANALYSIS FOR 1971 -1999 ( 26 YEARS) 11/17/04 NUMBER OF DAYS WITH MINIMUM TEMPERATURE <= 0 F STATISTICS PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL NUMBER YEARS 26 26 26 26 26 26 26 26 26 26 26 26 26 MEAN 6.1 4.9 2.5 .0 .0 .0 .0 .0 .0 .0 .0 3.1 12.8 VARIANCE 16.7 9.7 2.8 .0 .0 .0 .0 .0 .0 .0 .0 8.7 52.1 STND DEV 4.1 3.1 1.7 .0 .0 .0 .0 .0 .0 .0 .0 3.0 7.2 SKEW .7 .7 1.0 .0 .0 .0 .0 .0 .0 .0 .0 1.8 .5 KURTOSIS 2.3 2.7 2.7 .0 .0 .0 .0 .0 .0 .0 .0 5.0 2.8 SIGMA 8.574 5.968 3.223 .000 .000 .000 .000 .000 .000 .000 .000 2.955 16.986 ETA 1.942 1.765 1.765 .000 .000 .000 .000 .000 .000 .000 .000 1.000 2.200 MU -1.473 -.443 -.369 .000 .000 .000 .000 .000 .000 .000 .000 .108 -2.274 SCALE FACTOR 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 TRANS FACTOR .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 PROB OF ZERO .12 .12 .54 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 .38 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 0 0 0 0 0 0 0 0 0 0 0 0 05 0 0 0 0 0 0 0 0 0 0 0 0 2 10 0 0 0 0 0 0 0 0 0 0 0 0 4 20 1 1 0 0 0 0 0 0 0 0 0 0 6 25 2 2 0 0 0 0 0 0 0 0 0 0 7 30 3 2 0 0 0 0 0 0 0 0 0 0 8 40 4 3 0 0 0 0 0 0 0 0 0 0 10 50 5 4 0 0 0 0 0 0 0 0 0 1 12 60 6 5 1 0 0 0 0 0 0 0 0 1 14 70 7 6 2 0 0 0 0 0 0 0 0 2 16 75 8 6 2 0 0 0 0 0 0 0 0 3 17 80 9 7 3 0 0 0 0 0 0 0 0 3 19 90 11 9 4 0 0 0 0 0 0 0 0 5 23 95 13 10 5 0 0 0 0 0 0 0 0 8 26 99 17 14 7 0 0 0 0 0 0 0 0 12 32