BIG BAY 3 SE DIVISION: 1 STATION #0770 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 YEARS) 11/17/04 EXTREME PRECIPITATION YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1981 .28 .34 .45 1.73 .79 1.05 .21 1.47 .44 1.84 .58 .72 5.12 1982 .67 .10 .19 .81 .72 .42 3.04 1.44 .53 2.24 1.22 .75 6.10 1983 .35 .53 1.03 .89 2.53 2.64 .41 1.03 1.48 1.95 .85 .63 6.85 1984 .30 .73 1.73 1.52 .26 .73 .54 .86 1.42 .34 .27 .50 4.72 1986 .34 .38 .92 .59 .13 1.49 1.08 .63 .69 2.30 1.10 .13 4.34 1987 .35 .37 .51 .70 .75 1.54 1.35 1.54 .85 .72 1.25 .85 7.07 1988 .20 .20 .37 .18 .35 .28 .90 2.27 .75 .79 1.55 .41 8.55 1989 .20 .38 .87 .34 .78 2.14 .81 .61 .66 .49 .35 .25 6.01 1990 .31 .63 .48 .63 .61 2.00 1.04 .22 1.53 1.60 .63 .24 5.50 1991 .20 .50 .65 .56 .67 .77 .88 .29 .81 1.28 .86 .29 5.38 1992 .18 .20 .32 .63 .80 .15 2.25 1.04 .86 .85 1.35 .58 6.62 1994 .40 .03 .93 .78 .53 .53 .71 .59 .97 .40 .52 .10 3.07 1995 .49 .22 .66 .60 .46 .29 .68 .80 1.53 .58 1.58 .46 5.46 1996 .99 .48 .47 .74 .66 1.48 1.07 .73 .54 .70 .36 .59 7.05 1997 .64 .32 .37 .25 .50 .33 .80 .56 1.91 1.30 .43 .43 3.82 1998 .23 .34 .42 .35 1.30 1.02 .29 1.14 .41 .50 .65 .41 3.73 NON-ZERO 16 16 16 16 16 16 16 16 16 16 16 16 16 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 16 16 16 16 16 16 16 16 16 16 16 16 16 MEAN .383 .359 .648 .706 .740 1.054 1.004 .951 .961 1.117 .847 .459 5.587 VARIANCE .048 .035 .144 .171 .299 .572 .522 .280 .215 .457 .194 .049 2.115 STND DEV .219 .187 .380 .414 .547 .757 .723 .529 .463 .676 .440 .221 1.454 SKEW 1.522 .171 1.470 1.244 2.299 .623 1.673 .877 .645 .552 .346 .033 .116 KURTOSIS 4.707 2.550 5.066 4.116 8.410 2.289 5.336 3.467 2.137 1.849 1.754 2.091 2.466 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. BIG BAY 3 SE DIVISION: 1 STATION #0770 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 YEARS) 11/17/04 EXTREME PRECIPITATION STATISTICS PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL NUMBER YEARS 16 16 16 16 16 16 16 16 16 16 16 16 16 MEAN .383 .359 .648 .706 .740 1.054 1.004 .951 .961 1.117 .847 .459 5.587 VARIANCE .048 .035 .144 .171 .299 .572 .522 .280 .215 .457 .194 .049 2.115 STND DEV .219 .187 .380 .414 .547 .757 .723 .529 .463 .676 .440 .221 1.454 SKEW 1.522 .171 1.470 1.244 2.299 .623 1.673 .877 .645 .552 .346 .033 .116 KURTOSIS 4.707 2.550 5.066 4.116 8.410 2.289 5.336 3.467 2.137 1.849 1.754 2.091 2.466 GAMMA 4.210 2.631 3.728 3.392 2.683 1.845 2.541 3.354 4.813 2.906 3.704 3.584 14.985 BETA .091 .137 .174 .208 .276 .571 .395 .284 .200 .385 .229 .128 .373 PROB OF ZERO .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 .08 .04 .12 .12 .09 .07 .11 .16 .24 .16 .16 .08 2.78 05 .14 .09 .21 .21 .18 .17 .23 .28 .37 .30 .27 .14 3.44 10 .17 .12 .27 .28 .25 .26 .33 .38 .46 .40 .35 .19 3.83 20 .22 .17 .36 .38 .36 .41 .47 .51 .59 .56 .47 .25 4.35 25 .25 .20 .40 .42 .41 .48 .54 .57 .64 .63 .52 .28 4.56 30 .27 .22 .44 .47 .46 .56 .61 .63 .69 .70 .57 .31 4.75 40 .31 .27 .51 .55 .55 .71 .74 .74 .79 .84 .67 .36 5.11 50 .35 .31 .59 .64 .65 .87 .88 .86 .89 .99 .77 .42 5.46 60 .40 .37 .68 .73 .76 1.06 1.03 .99 1.01 1.15 .88 .48 5.83 70 .46 .43 .77 .85 .89 1.28 1.22 1.14 1.13 1.35 1.01 .55 6.24 75 .49 .47 .83 .91 .97 1.42 1.33 1.23 1.21 1.46 1.09 .59 6.47 80 .53 .52 .90 .99 1.07 1.59 1.46 1.34 1.30 1.60 1.18 .64 6.74 90 .63 .66 1.10 1.22 1.34 2.08 1.85 1.65 1.54 1.99 1.43 .78 7.47 95 .73 .78 1.28 1.43 1.60 2.55 2.21 1.93 1.77 2.35 1.67 .91 8.11 99 .94 1.06 1.65 1.88 2.15 3.54 3.00 2.55 2.23 3.09 2.17 1.20 9.29