TAHQUAMENON FALLS PARK DIVISION: 2 STATION #8043 DATE OF RUN COUNTY: CHIPPEWA PERIOD ANALYSIS FOR 1981 -1999 ( 19 YEARS) 11/17/04 EXTREME SNOWFALL YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1981 4.5 4.6 3.0 1.5 .0 .0 .0 .0 .0 3.1 2.5 6.8 49.6 1982 9.7 3.7 4.7 4.4 .0 .0 .0 .0 .0 1.0 13.0 7.1 65.8 1983 5.2 4.8 13.2 3.5 .0 .0 .0 .0 .0 .0 2.7 10.3 83.4 1984 5.3 3.1 2.6 2.8 1.5 .0 .0 .0 .0 .0 10.5 7.0 54.6 1985 6.7 8.2 5.2 7.5 .0 .0 .0 .0 .0 .0 7.1 12.2 120.9 1986 7.4 3.6 4.0 .7 .0 .0 .0 .0 .0 .0 6.4 3.9 48.5 1987 8.0 2.1 3.8 2.1 .0 .0 .0 .0 .0 .0 12.4 11.1 37.6 1988 6.1 9.4 6.5 1.4 .0 .0 .0 .0 .0 1.5 3.2 6.4 61.2 1989 5.2 4.9 8.8 2.2 .0 .0 .0 .0 .0 2.4 10.9 14.1 88.9 1990 7.2 7.2 2.8 3.7 3.4 .0 .0 .0 .0 .0 6.4 9.1 43.7 1991 8.3 6.6 3.2 11.8 .0 .0 .0 .0 .0 .0 6.2 8.0 49.3 1992 6.0 5.9 10.7 3.5 .0 .0 .0 .0 .0 3.1 8.3 12.3 54.7 1993 7.6 6.5 1.6 5.0 .0 .0 .0 .0 .0 1.8 6.4 9.1 59.1 1994 7.7 3.3 5.8 3.0 .0 .0 .0 .0 .0 .0 4.1 1.4 61.3 1995 7.6 5.6 7.2 3.5 .0 .0 .0 .0 .0 .0 6.0 15.8 76.2 1996 11.0 8.5 2.2 7.4 .7 .0 .0 .0 .0 .0 10.0 10.5 70.4 1997 8.3 4.5 7.3 1.5 1.0 .0 .0 .0 .0 1.3 4.0 4.0 75.1 1998 9.7 4.5 4.0 1.5 .0 .0 .0 .0 .0 .0 1.7 7.0 38.0 1999 7.0 5.5 5.0 .0 .0 .0 .0 .0 .0 .0 2.4 12.4 61.8 NON-ZERO 19 19 19 18 4 0 0 0 0 7 19 19 19 ZEROES 0 0 0 1 15 19 19 19 19 12 0 0 0 PROB OF ZERO .00 .00 .00 .05 .79 1.00 1.00 1.00 1.00 .63 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER YEARS 19 19 19 19 19 19 19 19 19 19 19 19 19 MEAN 7.29 5.39 5.35 3.72 1.65 .00 .00 .00 .00 2.03 6.54 8.87 63.16 VARIANCE 2.91 3.85 9.21 7.70 1.47 .00 .00 .00 .00 .73 12.32 13.66 400.25 STND DEV 1.70 1.96 3.03 2.78 1.21 .00 .00 .00 .00 .85 3.51 3.70 20.01 SKEW .34 .42 1.11 1.56 .91 .00 .00 .00 .00 .26 .38 -.09 1.23 KURTOSIS 2.63 2.43 3.63 5.09 2.13 .00 .00 .00 .00 1.53 2.01 2.48 4.71 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. TAHQUAMENON FALLS PARK DIVISION: 2 STATION #8043 DATE OF RUN COUNTY: CHIPPEWA PERIOD ANALYSIS FOR 1981 -1999 ( 19 YEARS) 11/17/04 EXTREME SNOWFALL STATISTICS PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL NUMBER YEARS 19 19 19 19 19 19 19 19 19 19 19 19 19 MEAN 7.29 5.39 5.35 3.72 1.65 .00 .00 .00 .00 2.03 6.54 8.87 63.16 VARIANCE 2.91 3.85 9.21 7.70 1.47 .00 .00 .00 .00 .73 12.32 13.66 400.25 STND DEV 1.70 1.96 3.03 2.78 1.21 .00 .00 .00 .00 .85 3.51 3.70 20.01 SKEW .34 .42 1.11 1.56 .91 .00 .00 .00 .00 .26 .38 -.09 1.23 KURTOSIS 2.63 2.43 3.63 5.09 2.13 .00 .00 .00 .00 1.53 2.01 2.48 4.71 GAMMA 19.247 7.738 3.652 2.319 999.000 .000 .000 .000 .000 6.441 3.316 4.407 11.904 BETA .379 .697 1.464 1.605 999.000 .000 .000 .000 .000 .315 1.971 2.012 5.306 PROB OF ZERO .00 .00 .00 .05 .79 1.00 1.00 1.00 1.00 .63 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 4.0 1.9 1.0 .0 .0 .0 .0 .0 .0 .0 1.1 2.0 28.5 05 4.8 2.6 1.7 .0 .0 .0 .0 .0 .0 .0 1.9 3.2 36.3 10 5.3 3.1 2.2 .8 .0 .0 .0 .0 .0 .0 2.6 4.1 41.1 20 5.9 3.7 3.0 1.4 .0 .0 .0 .0 .0 .0 3.5 5.3 47.5 25 6.1 4.0 3.3 1.7 .0 .0 .0 .0 .0 .0 3.9 5.8 50.0 30 6.3 4.2 3.6 2.0 .0 .0 .0 .0 .0 .0 4.3 6.3 52.4 40 6.8 4.7 4.2 2.5 .0 .0 .0 .0 .0 .0 5.1 7.2 56.9 50 7.2 5.2 4.9 3.0 .0 .0 .0 .0 .0 .0 5.9 8.2 61.4 60 7.6 5.7 5.6 3.7 .0 .0 .0 .0 .0 .0 6.8 9.3 66.0 70 8.1 6.2 6.4 4.4 .0 .0 .0 .0 .0 1.3 7.8 10.5 71.3 75 8.3 6.5 6.9 4.8 .0 .0 .0 .0 .0 1.6 8.5 11.2 74.3 80 8.6 6.9 7.4 5.4 .1 .0 .0 .0 .0 1.8 9.2 12.1 77.7 90 9.5 8.0 9.1 6.9 1.0 .0 .0 .0 .0 2.4 11.3 14.5 87.2 95 10.2 8.9 10.6 8.3 1.6 .0 .0 .0 .0 2.9 13.3 16.8 95.6 99 11.7 10.8 13.8 11.5 3.0 .0 .0 .0 .0 3.8 17.6 21.5 111.6