MARQUETTE CITY DIVISION: 1 STATION #5178 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1971 -2000 ( 30 YEARS) 11/09/04 SNOWFALL (INCHES) YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1971 52.6 22.7 15.9 2.7 3.9 .0 .0 .0 .0 .0 11.2 25.3 134.3 1972 22.6 23.2 34.3 14.4 .0 .0 .0 .0 .0 2.2 6.5 37.7 140.9 1973 14.8 12.8 .4 2.5 3.1 .0 .0 .0 .0 .0 7.4 27.9 68.9 1974 15.5 18.2 5.2 13.2 2.3 .0 .0 .0 5.1 5.8 10.3 10.6 86.2 1975 34.7 28.7 29.0 .2 .0 .0 .0 .0 .0 .1 16.9 15.3 124.9 1976 45.6 25.9 44.3 1.4 4.3 .0 .0 .0 .0 17.5 17.6 33.3 189.9 1977 16.7 17.5 16.7 13.5 .0 .0 .0 .0 .0 .0 12.2 38.3 114.9 1978 43.3 16.3 6.1 1.0 .0 .0 .0 .0 .0 .4 13.0 24.2 104.3 1979 38.3 25.2 33.3 17.9 .0 .0 .0 .0 .0 .3 15.7 11.5 142.2 1980 30.3 18.9 5.2 5.8 .0 .0 .0 .0 .0 .8 5.0 29.7 95.7 1981 30.9 25.1 15.5 1.1 .0 .0 .0 .0 .0 5.8 6.2 44.8 129.4 1982 48.4 10.1 17.0 26.9 .0 .0 .0 .0 .0 4.4 7.6 9.8 124.2 1983 29.1 23.6 27.3 13.9 .0 .0 .0 .0 .0 .0 11.0 37.4 142.3 1984 23.5 20.0 37.5 .6 .0 .0 .0 .0 .0 .0 8.8 26.8 117.2 1985 32.2 42.8 32.4 10.4 .0 .0 .0 .0 .0 .0 23.9 36.4 178.1 1986 39.2 16.2 39.1 1.0 .0 .0 .0 .0 .0 .0 8.5 14.4 118.4 1987 15.9 19.2 14.6 7.2 .0 .0 .0 .0 .0 .0 11.8 21.2 89.9 1988 35.9 16.7 29.4 1.6 .0 .0 .0 .0 .0 2.0 4.6 27.1 117.3 1989 25.1 18.7 28.2 2.9 .0 .0 .0 .0 .2 2.5 23.5 38.7 139.8 1990 22.4 25.3 11.8 12.5 12.0 .0 .0 .0 .0 .0 1.6 21.7 107.3 1991 13.7 18.0 13.9 4.8 .0 .0 .0 .0 .0 .0 22.7 17.4 90.5 1992 21.8 33.9 16.4 8.1 .0 .0 .0 .0 .0 2.6 16.4 23.2 122.4 1993 27.1 6.6 14.1 20.6 .0 .0 .0 .0 1.1 4.0 14.2 15.7 103.4 1994 31.1 7.6 21.6 2.6 .0 .0 .0 .0 .0 .0 11.3 7.3 81.5 1995 19.2 23.5 25.8 5.1 .0 .0 .0 .0 .0 .0 24.7 37.1 135.4 1996 41.8 16.0 19.0 37.7 .9 .0 .0 .0 .0 .5 17.9 43.0 176.8 1997 64.5 9.4 25.9 4.0 5.0 .0 .0 .0 .0 3.0 10.5 16.8 139.1 1998 28.6 9.2 18.0 6.0 .0 .0 .0 .0 .0 .0 6.0 22.4 90.2 1999 41.0 16.0 5.6 1.4 .0 .0 .0 .0 .0 .0 1.6 14.7 80.3 2000 21.7 17.6 .0 3.9 .0 .0 .0 .0 .0 .0 17.0 56.9 117.1 NON-ZERO 30 30 29 30 7 0 0 0 3 15 30 30 30 ZEROES 0 0 1 0 23 30 30 30 27 15 0 0 0 PROB OF ZERO .00 .00 .03 .00 .77 1.00 1.00 1.00 .90 .50 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER YEARS 30 30 30 30 30 30 30 30 30 30 30 30 30 MEAN 30.92 19.50 20.81 8.16 4.50 .00 .00 .00 2.13 3.46 12.19 26.22 120.09 VARIANCE 153.02 60.20 128.74 76.49 12.78 .00 .00 .00 6.80 18.67 41.14 146.42 863.83 STND DEV 12.37 7.76 11.35 8.75 3.57 .00 .00 .00 2.61 4.32 6.41 12.10 29.39 SKEW .70 .76 .17 1.69 1.43 .00 .00 .00 .61 2.42 .36 .47 .51 KURTOSIS 3.11 4.24 2.22 5.78 4.00 .00 .00 .00 1.50 8.65 2.35 2.62 2.98 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. MARQUETTE CITY DIVISION: 1 STATION #5178 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1971 -2000 ( 30 YEARS) 11/09/04 SNOWFALL (INCHES) STATISTICS PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL NUMBER YEARS 30 30 30 30 30 30 30 30 30 30 30 30 30 MEAN 30.92 19.50 20.81 8.16 4.50 .00 .00 .00 2.13 3.46 12.19 26.22 120.09 VARIANCE 153.02 60.20 128.74 76.49 12.78 .00 .00 .00 6.80 18.67 41.14 146.42 863.83 STND DEV 12.37 7.76 11.35 8.75 3.57 .00 .00 .00 2.61 4.32 6.41 12.10 29.39 SKEW .70 .76 .17 1.69 1.43 .00 .00 .00 .61 2.42 .36 .47 .51 KURTOSIS 3.11 4.24 2.22 5.78 4.00 .00 .00 .00 1.50 8.65 2.35 2.62 2.98 GAMMA 6.618 6.318 2.133 .957 2.148 .000 .000 .000 999.000 .860 2.952 4.537 17.538 BETA 4.671 3.086 9.756 8.533 2.095 .000 .000 .000 999.000 4.025 4.128 5.779 6.847 PROB OF ZERO .00 .00 .03 .00 .77 1.00 1.00 1.00 .90 .50 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 9.9 6.0 .0 0.I .0 .0 .0 .0 .0 .0 1.7 6.1 63.6 05 14.1 8.7 2.3 .4 .0 .0 .0 .0 .0 .0 3.3 9.7 77.1 10 16.9 10.4 4.8 .8 .0 .0 .0 .0 .0 .0 4.4 12.2 85.1 20 20.6 12.9 8.1 1.7 .0 .0 .0 .0 .0 .0 6.2 15.7 95.5 25 22.2 13.9 9.6 2.2 .0 .0 .0 .0 .0 .0 7.0 17.2 99.7 30 23.7 14.8 11.1 2.8 .0 .0 .0 .0 .0 .0 7.7 18.7 103.6 40 26.5 16.6 14.0 4.1 .0 .0 .0 .0 .0 .0 9.2 21.5 110.8 50 29.4 18.5 17.1 5.6 .0 .0 .0 .0 .0 .0 10.8 24.3 117.8 60 32.4 20.4 20.6 7.4 .0 .0 .0 .0 .0 .6 12.6 27.4 125.1 70 35.9 22.7 24.9 9.8 .0 .0 .0 .0 .0 1.6 14.7 31.0 133.3 75 37.9 24.0 27.4 11.3 .0 .0 .0 .0 .0 2.2 15.9 33.2 138.0 80 40.3 25.5 30.5 13.2 1.6 .0 .0 .0 .0 3.1 17.4 35.6 143.3 90 46.9 29.9 39.4 19.0 4.3 .0 .0 .0 .0 5.6 21.6 42.7 158.0 95 52.9 33.8 48.0 24.8 6.5 .0 .0 .0 .6 8.3 25.4 49.2 170.8 99 65.2 41.9 66.8 38.4 10.8 .0 .0 .0 3.9 14.5 33.2 62.8 196.4