Extreme Snowfall
HERMAN
DIVISION: 1 STATION #3744 DATE OF RUN
COUNTY: BARAGA PERIOD ANALYSIS FOR 1971 -2000 ( 30 YEARS) 11/09/04
EXTREME SNOWFALL
YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL
1971 10.3 17.0 15.5 7.3 6.2 .0 .0 .0 .0 .0 8.7 9.0 69.0
1972 12.9 11.3 20.0 6.2 .3 .0 .0 .0 .0 2.0 4.8 10.0 73.5
1973 5.9 6.0 2.7 3.1 11.5 .0 .0 .0 .0 .9 8.9 17.0 71.6
1974 4.0 4.5 3.0 10.0 1.5 .0 .0 .0 .5 3.0 8.1 6.8 44.3
1975 27.5 10.0 20.2 4.5 .0 .0 .0 .0 .5 .0 11.0 13.3 82.2
1976 8.5 6.3 16.7 .7 3.3 .0 .0 .0 .0 5.8 5.9 10.0 78.1
1977 11.0 4.5 5.5 27.5 .0 .0 .0 .0 .0 1.0 7.3 17.3 77.7
1978 17.3 6.7 5.3 2.5 .0 .0 .0 .0 .0 .5 11.8 10.2 73.6
1979 13.0 6.7 24.0 4.8 1.0 .0 .0 .0 .0 14.0 9.7 12.8 71.8
1980 9.0 6.0 3.0 5.0 .0 .0 .0 .0 .0 4.5 3.2 8.5 64.7
1981 15.3 12.3 6.0 5.6 1.0 .0 .0 .0 .0 7.0 9.0 8.2 66.6
1982 13.7 4.5 10.0 8.5 .0 .0 .0 .0 .0 14.4 12.9 10.0 77.3
1983 6.0 25.0 17.0 5.1 .0 .0 .0 .0 .0 5.5 9.2 17.5 70.4
1984 7.2 7.0 14.5 9.7 3.0 .0 .0 .0 .1 .5 3.0 8.0 55.3
1985 12.0 22.0 13.0 13.0 .0 .0 .0 .0 .0 .3 6.5 10.2 76.6
1986 14.0 8.5 16.0 2.5 1.0 .0 .0 .0 .0 2.5 5.0 6.5 68.5
1987 8.0 6.0 6.5 6.0 .0 .0 .0 .0 .0 4.5 5.0 8.0 58.5
1988 16.0 9.0 20.0 3.5 .0 .0 .0 .0 .0 5.5 13.0 6.0 74.8
1989 11.0 8.5 7.5 6.5 1.0 .0 .0 .0 1.3 3.5 11.0 6.0 47.5
1990 4.0 10.0 8.0 6.0 17.0 .0 .0 .0 .0 8.0 2.0 14.0 37.0
1991 3.5 8.0 5.0 4.0 1.0 .0 .0 .0 .0 5.5 11.0 6.0 52.5
1992 5.5 7.0 5.0 2.0 .0 .0 .0 .0 .0 9.0 7.0 8.5 39.5
1993 6.0 3.5 4.0 14.0 .0 .0 .0 .0 .0 6.0 8.0 5.0 37.0
1994 5.0 3.0 13.0 3.0 .0 .0 .0 .0 .0 1.0 7.0 3.0 34.0
1995 7.0 6.0 9.0 5.0 .0 .0 .0 .0 3.0 8.0 8.0 7.0 64.0
1996 13.0 14.0 26.0 12.5 4.0 .0 .0 .0 .0 3.0 10.0 30.0 111.0
1997 17.0 6.0 13.0 3.0 7.0 .0 .0 .0 .0 5.0 8.0 8.0 114.0
1998 6.0 7.0 6.0 2.0 .0 .0 .0 .0 .0 .0 3.0 4.5 36.0
1999 16.0 4.5 3.0 .5 .1 .0 .0 .0 .0 3.0 3.2 4.5 44.0
2000 5.0 4.3 .0 1.5 .0 .0 .0 .0 .0 3.0 7.5 12.0 75.3
NON-ZERO 30 30 29 30 15 0 0 0 5 27 30 30 30
ZEROES 0 0 1 0 15 30 30 30 25 3 0 0 0
PROB OF ZERO .00 .00 .03 .00 .50 1.00 1.00 1.00 .83 .10 .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 10.35 8.50 10.98 6.18 3.93 .00 .00 .00 1.08 4.70 7.62 9.93 64.88
VARIANCE 28.98 26.57 47.13 28.72 22.90 .00 .00 .00 1.34 13.57 9.19 28.69 393.76
STND DEV 5.38 5.15 6.87 5.36 4.79 .00 .00 .00 1.16 3.68 3.03 5.36 19.84
SKEW 1.04 1.81 .55 2.28 1.66 .00 .00 .00 1.04 1.13 -.11 1.90 .43
KURTOSIS 4.38 5.90 2.15 9.44 4.87 .00 .00 .00 2.56 4.04 2.20 7.69 3.29
NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS.
HERMAN
DIVISION: 1 STATION #3744 DATE OF RUN
COUNTY: BARAGA PERIOD ANALYSIS FOR 1971 -2000 ( 30 YEARS) 11/09/04
EXTREME SNOWFALL 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 10.35 8.50 10.98 6.18 3.93 .00 .00 .00 1.08 4.70 7.62 9.93 64.88
VARIANCE 28.98 26.57 47.13 28.72 22.90 .00 .00 .00 1.34 13.57 9.19 28.69 393.76
STND DEV 5.38 5.15 6.87 5.36 4.79 .00 .00 .00 1.16 3.68 3.03 5.36 19.84
SKEW 1.04 1.81 .55 2.28 1.66 .00 .00 .00 1.04 1.13 -.11 1.90 .43
KURTOSIS 4.38 5.90 2.15 9.44 4.87 .00 .00 .00 2.56 4.04 2.20 7.69 3.29
GAMMA 4.050 3.847 2.493 1.736 .815 .000 .000 .000 999.000 1.451 5.270 4.509 10.754
BETA 2.556 2.210 4.403 3.561 4.815 .000 .000 .000 999.000 3.240 1.447 2.202 6.033
PROB OF ZERO .00 .00 .03 .00 .50 1.00 1.00 1.00 .83 .10 .00 .00 .00
LEVELS PROBABILITY PERCENTILE VALUES
01 2.2 1.7 .0 .3 .0 .0 .0 .0 .0 .0 2.0 2.3 27.8
05 3.6 2.8 1.5 .9 .0 .0 .0 .0 .0 .0 3.1 3.7 36.1
10 4.5 3.6 2.9 1.4 .0 .0 .0 .0 .0 .0 3.8 4.6 41.2
20 6.0 4.8 4.7 2.3 .0 .0 .0 .0 .0 1.0 4.8 5.9 47.9
25 6.6 5.3 5.5 2.7 .0 .0 .0 .0 .0 1.3 5.2 6.5 50.7
30 7.2 5.8 6.2 3.2 .0 .0 .0 .0 .0 1.7 5.6 7.1 53.2
40 8.3 6.8 7.7 4.1 .0 .0 .0 .0 .0 2.4 6.4 8.1 58.1
50 9.5 7.8 9.3 5.0 .0 .0 .0 .0 .0 3.2 7.1 9.2 62.9
60 10.8 8.9 11.0 6.2 .7 .0 .0 .0 .0 4.2 8.0 10.4 67.9
70 12.3 10.1 13.1 7.5 1.8 .0 .0 .0 .0 5.3 9.0 11.8 73.6
75 13.2 10.9 14.3 8.4 2.5 .0 .0 .0 .0 6.0 9.5 12.6 76.9
80 14.3 11.8 15.8 9.4 3.4 .0 .0 .0 .0 6.9 10.2 13.5 80.6
90 17.2 14.3 20.1 12.4 6.4 .0 .0 .0 .3 9.5 12.1 16.2 91.1
95 20.0 16.6 24.1 15.3 9.5 .0 .0 .0 .9 12.0 13.8 18.6 100.3
99 25.9 21.3 32.9 21.6 16.9 .0 .0 .0 2.5 17.7 17.4 23.8 118.6
