BIG BAY 3 SE DIVISION: 1 STATION #0770 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 YEARS) 11/17/04 NUMBER OF DAYS WITH PRECIPITATION => .25" YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1981 1 2 1 3 3 4 0 3 1 6 1 7 32 1982 4 0 0 5 4 1 6 5 6 5 4 3 43 1983 4 1 5 3 4 5 1 5 7 5 6 3 49 1984 1 3 4 1 1 3 2 3 5 3 2 3 31 1986 3 2 5 1 0 5 4 3 6 4 3 0 36 1987 1 1 2 2 6 3 6 8 3 7 3 4 46 1988 0 0 2 0 2 2 1 10 4 6 5 2 34 1989 0 2 2 2 2 5 2 2 1 3 1 1 23 1990 1 1 1 1 3 5 5 0 8 6 1 0 32 1991 0 2 4 5 3 3 8 1 5 5 7 1 44 1992 0 0 2 1 3 0 7 5 3 1 2 3 27 1994 1 0 2 3 3 4 2 4 4 2 2 0 27 1995 2 0 4 2 3 2 7 3 7 11 2 2 45 1996 1 3 1 6 2 9 7 5 5 5 2 5 51 1997 6 1 4 2 4 1 4 4 2 4 4 3 39 1998 0 1 2 2 2 4 1 3 2 2 6 3 28 NON-ZERO 11 11 15 15 15 15 15 15 16 16 16 13 16 ZEROES 5 5 1 1 1 1 1 1 0 0 0 3 0 PROB OF ZERO .31 .31 .06 .06 .06 .06 .06 .06 .00 .00 .00 .19 .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 2.3 1.7 2.7 2.6 3.0 3.7 4.2 4.3 4.3 4.7 3.2 3.1 36.7 VARIANCE 3.0 .6 2.1 2.5 1.4 4.1 6.5 5.2 4.8 5.7 3.8 2.6 76.4 STND DEV 1.7 .8 1.4 1.6 1.2 2.0 2.5 2.3 2.2 2.4 1.9 1.6 8.7 SKEW 1.0 .5 .3 .9 .8 .9 .0 1.2 -.0 .9 .6 1.0 .1 KURTOSIS 2.7 1.9 1.6 2.7 3.9 4.2 1.5 4.0 1.9 4.2 2.1 4.0 1.7 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 NUMBER OF DAYS WITH PRECIPITATION => .25" 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 2.3 1.7 2.7 2.6 3.0 3.7 4.2 4.3 4.3 4.7 3.2 3.1 36.7 VARIANCE 3.0 .6 2.1 2.5 1.4 4.1 6.5 5.2 4.8 5.7 3.8 2.6 76.4 STND DEV 1.7 .8 1.4 1.6 1.2 2.0 2.5 2.3 2.2 2.4 1.9 1.6 8.7 SKEW 1.0 .5 .3 .9 .8 .9 .0 1.2 -.0 .9 .6 1.0 .1 KURTOSIS 2.7 1.9 1.6 2.7 3.9 4.2 1.5 4.0 1.9 4.2 2.1 4.0 1.7 SIGMA 3.335 1.850 3.383 3.061 2.294 3.871 9.140 3.352 7.849 4.581 4.081 3.082 31.431 ETA 1.765 2.200 2.200 1.765 1.765 1.765 3.600 1.360 3.600 1.765 1.945 1.765 3.600 MU -.696 .089 -.263 -.125 .958 .287 -4.036 1.197 -2.761 .609 -.431 .334 8.364 SCALE FACTOR 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 TRANS FACTOR .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 PROB OF ZERO .31 .31 .06 .06 .06 .06 .06 .06 .00 .00 .00 .19 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 0 0 0 0 0 0 0 0 1 0 0 17 05 0 0 0 0 0 0 0 0 1 1 0 0 22 10 0 0 1 0 1 1 0 2 1 2 1 0 25 20 0 0 1 1 2 2 1 2 2 3 1 1 29 25 0 0 1 1 2 2 2 2 3 3 2 1 31 30 0 0 2 1 2 2 2 3 3 3 2 1 32 40 0 1 2 2 2 3 3 3 4 4 2 2 34 50 1 1 2 2 3 3 4 4 4 4 3 2 37 60 2 1 3 3 3 4 5 4 5 5 3 3 39 70 2 2 3 3 3 4 5 5 6 6 4 3 41 75 3 2 4 3 4 5 6 5 6 6 4 4 43 80 3 2 4 4 4 5 6 6 6 7 5 4 44 90 4 3 5 5 5 6 7 7 7 8 6 5 48 95 5 3 5 6 5 7 8 9 8 9 7 6 51 99 7 4 6 7 6 9 10 11 9 11 9 7 56