MARQUETTE CITY DIVISION: 1 STATION #5178 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1971 -2000 ( 30 YEARS) 11/09/04 EXTREME PRECIPITATION YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1971 .99 .85 .76 .82 .77 1.44 1.34 .38 1.14 .91 .67 .88 4.71 1972 .56 .18 .58 .80 1.65 1.29 .84 1.40 1.57 .38 1.86 .55 5.32 1973 .30 .39 .76 .87 2.25 .65 .47 .82 .68 .68 .45 .62 7.16 1974 .35 .48 .24 .82 .49 1.08 .78 1.78 1.24 .84 .91 .29 4.01 1975 .88 .75 1.20 .92 1.95 1.10 .62 1.04 .48 .41 .73 1.11 4.59 1976 .28 .60 .96 .90 1.33 .51 .95 .19 .55 .61 .36 .38 3.95 1977 .22 .40 1.41 .67 .80 1.19 2.55 1.35 2.42 1.00 .53 .48 5.17 1978 .77 .28 .24 .42 1.62 .93 1.70 1.49 1.78 .63 1.33 .62 4.54 1979 .83 .35 1.60 .49 1.23 2.14 1.98 .63 .69 1.70 .87 .27 5.80 1980 .78 .14 .14 1.88 1.07 .85 .71 .56 1.94 .57 .47 .30 8.25 1981 .28 .41 .44 1.75 1.05 1.00 .21 1.46 .61 1.53 .37 .67 4.98 1982 .50 .10 .29 1.33 .99 .22 2.48 .91 1.14 1.65 1.52 .78 5.01 1983 .27 .47 1.07 .92 2.10 .39 .42 1.18 1.83 2.25 1.15 .83 5.85 1984 .13 1.28 1.12 1.65 .16 2.13 .38 1.33 1.14 .35 .39 .37 4.44 1985 .35 .50 .88 1.60 1.09 .27 1.07 .73 2.04 1.05 1.54 .87 7.68 1986 .26 .43 .94 .42 .03 1.08 .73 1.02 .39 1.31 .22 .23 3.97 1987 .23 .38 .60 .32 .84 .42 .80 1.70 1.00 .75 1.65 .82 4.24 1988 .96 .17 .38 .62 .20 .29 .55 2.76 .82 .88 1.78 .53 11.76 1989 .39 .20 .66 .24 1.11 1.65 .28 .73 .28 .92 .37 .20 5.43 1990 .30 .60 .45 .59 1.53 .70 .83 .82 .65 1.56 .37 .25 4.25 1991 .10 .15 .94 .80 .88 1.19 1.17 .35 .75 1.01 1.15 .23 4.98 1992 .19 .40 .54 .45 .39 .52 1.74 1.19 1.17 .79 .83 .57 5.19 1993 .38 .09 .33 1.05 .92 .64 .84 .78 1.24 .84 .53 .14 4.13 1994 .49 .12 .98 1.67 .52 .98 .84 1.20 1.13 .48 .26 .09 4.28 1995 .41 .28 .88 .66 1.76 .52 .97 .73 1.15 .65 1.33 .48 5.10 1996 1.28 .68 1.10 .79 1.25 1.21 1.49 .79 .62 .80 .24 1.11 4.82 1997 1.22 .28 1.11 .31 .36 .86 .86 .82 .82 .51 .43 .54 5.40 1998 .41 .44 .72 .87 .31 1.29 .28 1.25 .76 .50 .70 .56 3.59 1999 .69 .75 .30 .96 1.05 .75 .72 .82 .78 .32 .82 .69 5.34 2000 .68 .66 .82 .20 .68 .95 .55 .52 .32 .67 1.09 .28 2.71 NON-ZERO 30 30 30 30 30 30 30 30 30 30 30 30 30 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 30 30 30 30 30 30 30 30 30 30 30 30 30 MEAN .516 .427 .748 .860 1.013 .941 .972 1.024 1.038 .885 .831 .525 5.222 VARIANCE .102 .070 .137 .216 .340 .238 .366 .264 .292 .213 .247 .076 2.836 STND DEV .320 .265 .370 .465 .583 .488 .605 .514 .541 .462 .497 .277 1.684 SKEW .863 1.139 .242 .742 .317 .742 1.196 1.215 .825 1.191 .624 .431 2.193 KURTOSIS 2.768 4.724 2.388 2.699 2.416 3.370 3.804 5.498 2.991 3.974 2.157 2.383 8.968 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 EXTREME PRECIPITATION 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 .516 .427 .748 .860 1.013 .941 .972 1.024 1.038 .885 .831 .525 5.222 VARIANCE .102 .070 .137 .216 .340 .238 .366 .264 .292 .213 .247 .076 2.836 STND DEV .320 .265 .370 .465 .583 .488 .605 .514 .541 .462 .497 .277 1.684 SKEW .863 1.139 .242 .742 .317 .742 1.196 1.215 .825 1.191 .624 .431 2.193 KURTOSIS 2.768 4.724 2.388 2.699 2.416 3.370 3.804 5.498 2.991 3.974 2.157 2.383 8.968 GAMMA 2.783 2.689 3.512 3.462 2.070 3.618 2.946 4.122 3.883 4.352 2.864 3.268 12.855 BETA .185 .159 .213 .248 .489 .260 .330 .249 .267 .203 .290 .161 .406 PROB OF ZERO .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 .07 .05 .13 .15 .08 .17 .14 .22 .21 .20 .11 .09 2.44 05 .13 .11 .23 .26 .19 .30 .26 .36 .35 .32 .22 .15 3.08 10 .18 .15 .30 .35 .28 .39 .35 .45 .45 .40 .30 .20 3.46 20 .25 .21 .41 .47 .43 .52 .49 .59 .59 .52 .42 .28 3.97 25 .29 .24 .46 .52 .50 .58 .55 .66 .65 .57 .47 .31 4.18 30 .32 .26 .50 .57 .56 .63 .62 .71 .71 .62 .52 .34 4.37 40 .39 .32 .59 .67 .70 .74 .74 .83 .83 .72 .63 .41 4.73 50 .46 .38 .68 .78 .86 .86 .86 .94 .95 .82 .74 .47 5.08 60 .53 .44 .78 .89 1.03 .98 1.00 1.07 1.08 .93 .86 .54 5.46 70 .62 .52 .90 1.03 1.23 1.13 1.17 1.22 1.23 1.05 1.00 .63 5.87 75 .68 .56 .97 1.11 1.36 1.21 1.27 1.31 1.33 1.12 1.09 .68 6.11 80 .74 .62 1.05 1.21 1.51 1.31 1.38 1.41 1.43 1.21 1.19 .74 6.38 90 .93 .77 1.28 1.48 1.95 1.60 1.72 1.70 1.74 1.45 1.48 .91 7.14 95 1.10 .92 1.50 1.73 2.38 1.87 2.03 1.97 2.01 1.68 1.76 1.07 7.80 99 1.47 1.24 1.97 2.28 3.31 2.44 2.65 2.54 2.58 2.15 2.32 1.42 9.08