SAINT IGNACE DIVISION: 2 STATION #7274 DATE OF RUN COUNTY: MACKINAC PERIOD ANALYSIS FOR 1981 -2000 ( 20 YEARS) 11/10/04 PRECIPITATION (INCHES) YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1981 .35 1.39 .77 4.77 .65 3.54 .58 .71 1.82 4.03 1.05 1.73 21.39 1982 2.00 .14 1.06 1.97 1.01 2.76 1.79 3.71 4.33 3.10 2.14 3.00 27.01 1983 .89 .78 1.73 1.91 4.85 .79 .52 2.53 3.61 5.03 2.54 2.61 27.79 1984 1.11 1.33 2.77 1.57 1.21 4.15 1.84 2.65 2.74 4.52 2.24 2.65 28.78 1985 1.43 2.62 3.04 3.61 2.40 2.72 3.90 3.08 4.72 3.91 4.72 2.45 38.60 1986 1.83 1.02 2.05 3.19 1.81 2.19 1.81 2.67 7.90 3.61 1.38 1.41 30.87 1987 .78 1.09 1.10 1.84 3.06 4.76 1.74 1.62 1.82 3.47 3.15 2.92 27.35 1988 .76 1.55 1.09 2.90 1.27 .40 4.96 5.56 2.26 4.40 6.26 .87 32.28 1989 2.37 .89 1.16 .45 3.61 2.40 .52 2.34 .73 1.71 2.80 .85 19.83 1990 2.35 .78 1.14 .82 3.12 5.00 1.92 1.20 3.46 3.23 1.64 1.54 26.20 1991 2.28 .47 3.44 2.16 3.40 1.27 4.27 .28 4.26 4.97 3.00 1.22 31.02 1992 1.82 1.52 1.38 1.87 .45 .96 2.57 1.77 4.75 3.03 4.49 1.76 26.37 1993 .84 .10 .44 3.35 3.30 2.77 2.97 1.95 3.15 3.34 3.28 1.47 26.96 1994 2.35 .78 1.43 .58 2.09 2.65 4.62 4.70 2.13 2.18 1.52 .10 25.13 1995 1.33 .38 .79 1.64 3.45 1.12 4.18 2.41 2.41 5.09 2.04 1.65 26.49 1996 1.50 1.40 1.77 4.10 .84 2.97 4.29 1.33 5.63 3.77 1.74 3.60 32.94 1997 3.03 .81 1.64 1.29 2.65 1.35 2.32 2.16 1.99 1.42 2.19 .98 21.83 1998 1.55 .02 2.81 .38 2.31 2.81 .62 3.57 2.33 1.75 3.11 1.49 22.75 1999 2.94 1.55 .25 1.20 1.39 2.83 5.68 1.05 2.66 2.45 .55 1.06 23.61 2000 2.17 1.32 1.42 1.34 1.84 3.39 1.29 .85 1.03 .54 3.08 1.16 19.43 NON-ZERO 20 20 20 20 20 20 20 20 20 20 20 20 20 ZEROES 0 0 0 0 0 0 0 0 0 0 0 0 0 PROB OF ZERO .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER YEARS 20 20 20 20 20 20 20 20 20 20 20 20 20 MEAN 1.684 .997 1.564 2.047 2.236 2.542 2.619 2.307 3.187 3.277 2.646 1.726 26.831 VARIANCE .571 .389 .755 1.531 1.398 1.637 2.663 1.802 2.913 1.637 1.822 .774 22.814 STND DEV .755 .624 .869 1.237 1.182 1.280 1.632 1.342 1.707 1.279 1.350 .880 4.776 SKEW .055 .500 .699 .618 .307 .152 .306 .741 1.028 -.410 .966 .438 .508 KURTOSIS 2.072 3.507 2.650 2.509 2.318 2.365 1.835 3.152 4.009 2.365 3.886 2.537 3.123 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. SAINT IGNACE DIVISION: 2 STATION #7274 DATE OF RUN COUNTY: MACKINAC PERIOD ANALYSIS FOR 1981 -2000 ( 20 YEARS) 11/10/04 PRECIPITATION (INCHES) STATISTICS PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL NUMBER YEARS 20 20 20 20 20 20 20 20 20 20 20 20 20 MEAN 1.684 .997 1.564 2.047 2.236 2.542 2.619 2.307 3.187 3.277 2.646 1.726 26.831 VARIANCE .571 .389 .755 1.531 1.398 1.637 2.663 1.802 2.913 1.637 1.822 .774 22.814 STND DEV .755 .624 .869 1.237 1.182 1.280 1.632 1.342 1.707 1.279 1.350 .880 4.776 SKEW .055 .500 .699 .618 .307 .152 .306 .741 1.028 -.410 .966 .438 .508 KURTOSIS 2.072 3.507 2.650 2.509 2.318 2.365 1.835 3.152 4.009 2.365 3.886 2.537 3.123 GAMMA 4.255 1.511 3.127 2.572 3.169 3.201 2.195 2.719 3.728 4.772 3.986 2.875 33.970 BETA .396 .660 .500 .796 .705 .794 1.193 .848 .855 .687 .664 .600 .790 PROB OF ZERO .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 .37 .04 .24 .24 .35 .40 .23 .29 .61 .80 .54 .24 17.29 05 .60 .12 .44 .48 .64 .73 .52 .57 1.03 1.26 .90 .45 19.73 10 .76 .20 .59 .67 .85 .97 .76 .79 1.34 1.56 1.15 .62 21.12 20 .99 .34 .82 .97 1.17 1.34 1.14 1.13 1.78 2.00 1.52 .87 22.89 25 1.09 .40 .91 1.11 1.31 1.50 1.32 1.28 1.98 2.18 1.67 .98 23.59 30 1.18 .47 1.01 1.24 1.45 1.65 1.49 1.42 2.16 2.36 1.82 1.09 24.23 40 1.37 .62 1.20 1.51 1.72 1.96 1.85 1.72 2.53 2.70 2.12 1.30 25.41 50 1.55 .79 1.40 1.79 2.01 2.28 2.23 2.03 2.91 3.05 2.42 1.53 26.55 60 1.76 .98 1.62 2.10 2.32 2.64 2.67 2.38 3.32 3.43 2.76 1.78 27.73 70 2.00 1.22 1.88 2.48 2.69 3.06 3.19 2.79 3.80 3.87 3.14 2.08 29.02 75 2.14 1.36 2.04 2.71 2.91 3.30 3.50 3.03 4.09 4.12 3.37 2.26 29.75 80 2.31 1.54 2.22 2.97 3.17 3.60 3.88 3.33 4.43 4.42 3.64 2.47 30.57 90 2.78 2.07 2.75 3.75 3.92 4.45 4.99 4.17 5.39 5.28 4.40 3.08 32.80 95 3.21 2.59 3.24 4.49 4.62 5.24 6.03 4.97 6.28 6.05 5.08 3.64 34.69 99 4.13 3.75 4.31 6.08 6.13 6.94 8.35 6.65 8.13 7.64 6.42 4.80 38.16