BIG BAY 3 SE DIVISION: 1 STATION #0770 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 YEARS) 11/17/04 PRECIPITATION (INCHES) YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1981 1.21 1.88 1.67 3.75 2.55 4.78 .70 3.33 1.34 5.12 1.05 3.93 31.31 1982 3.34 .51 1.07 3.49 2.64 1.05 6.10 3.83 3.57 5.07 2.77 2.72 36.16 1983 2.68 1.27 4.12 2.56 6.63 4.91 1.02 3.01 6.85 5.35 4.19 2.56 45.15 1984 1.58 2.03 3.67 1.64 .93 2.63 1.69 2.65 4.72 1.80 1.37 2.51 27.22 1986 2.00 .79 3.20 1.44 .24 3.05 3.21 2.24 3.05 4.34 3.09 .42 27.07 1987 .59 .74 1.09 1.38 3.33 2.92 4.02 7.07 2.78 3.95 2.99 2.89 33.75 1988 1.04 .71 1.41 .61 1.61 1.16 1.07 8.55 3.10 3.65 4.57 1.87 29.35 1989 1.05 1.19 1.93 .92 1.65 6.01 1.31 1.46 1.51 1.87 1.41 1.59 21.90 1990 .85 1.31 .73 1.58 1.70 4.86 3.43 .99 5.50 5.00 1.19 1.33 28.47 1991 .84 1.08 2.60 2.48 2.70 1.78 5.38 .61 3.27 3.45 4.41 1.03 29.63 1992 .83 .97 .85 1.78 1.54 .52 6.62 3.32 2.91 1.84 2.90 2.91 26.99 1994 1.57 .17 2.24 1.96 1.84 2.36 1.79 2.62 3.07 1.72 1.73 .37 21.44 1995 1.47 1.11 2.56 2.46 1.60 .82 3.54 2.57 3.80 5.46 2.92 2.59 30.90 1996 2.52 2.01 1.08 3.42 1.66 7.05 4.59 2.88 2.72 2.54 1.88 3.45 35.80 1997 3.82 .68 2.10 1.07 1.97 .66 2.82 2.01 3.25 2.96 2.70 1.75 25.79 1998 1.63 .71 1.14 .77 2.45 2.89 .84 2.37 .90 1.20 3.73 1.78 20.41 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 1.689 1.072 1.966 1.957 2.190 2.966 3.008 3.094 3.271 3.458 2.681 2.106 29.459 VARIANCE .903 .287 1.075 .970 1.944 4.089 3.742 4.178 2.233 2.232 1.338 1.036 39.324 STND DEV .950 .536 1.037 .985 1.394 2.022 1.935 2.044 1.494 1.494 1.157 1.018 6.271 SKEW .959 .502 .690 .478 2.001 .540 .462 1.564 .697 -.049 .146 -.129 .762 KURTOSIS 2.873 2.487 2.392 2.113 7.682 2.184 2.002 4.902 3.545 1.516 1.863 2.275 3.632 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 PRECIPITATION (INCHES) 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 1.689 1.072 1.966 1.957 2.190 2.966 3.008 3.094 3.271 3.458 2.681 2.106 29.459 VARIANCE .903 .287 1.075 .970 1.944 4.089 3.742 4.178 2.233 2.232 1.338 1.036 39.324 STND DEV .950 .536 1.037 .985 1.394 2.022 1.935 2.044 1.494 1.494 1.157 1.018 6.271 SKEW .959 .502 .690 .478 2.001 .540 .462 1.564 .697 -.049 .146 -.129 .762 KURTOSIS 2.873 2.487 2.392 2.113 7.682 2.184 2.002 4.902 3.545 1.516 1.863 2.275 3.632 GAMMA 3.756 3.636 3.976 4.016 2.872 2.001 2.323 2.876 4.727 4.957 5.175 3.131 24.724 BETA .450 .295 .495 .487 .763 1.482 1.295 1.076 .692 .697 .518 .673 1.192 PROB OF ZERO .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 .32 .20 .40 .40 .30 .22 .29 .42 .80 .88 .71 .32 17.44 05 .55 .34 .67 .67 .57 .53 .64 .81 1.25 1.35 1.08 .60 20.43 10 .71 .44 .85 .86 .78 .79 .91 1.10 1.55 1.67 1.32 .80 22.16 20 .95 .59 1.13 1.13 1.10 1.22 1.35 1.55 1.99 2.13 1.67 1.10 24.39 25 1.05 .66 1.24 1.24 1.24 1.43 1.56 1.75 2.17 2.32 1.82 1.23 25.27 30 1.15 .72 1.35 1.35 1.38 1.63 1.76 1.95 2.35 2.51 1.96 1.36 26.08 40 1.34 .85 1.57 1.57 1.65 2.04 2.16 2.33 2.69 2.86 2.23 1.62 27.59 50 1.54 .98 1.80 1.80 1.94 2.49 2.59 2.74 3.04 3.22 2.51 1.89 29.06 60 1.76 1.12 2.05 2.04 2.26 3.00 3.07 3.19 3.42 3.61 2.81 2.18 30.57 70 2.01 1.28 2.34 2.33 2.64 3.62 3.66 3.73 3.86 4.07 3.15 2.53 32.25 75 2.17 1.38 2.51 2.50 2.87 3.99 4.01 4.05 4.12 4.33 3.36 2.74 33.20 80 2.34 1.49 2.70 2.70 3.13 4.44 4.42 4.42 4.42 4.64 3.59 2.99 34.28 90 2.85 1.83 3.27 3.27 3.91 5.77 5.65 5.52 5.28 5.51 4.26 3.70 37.24 95 3.32 2.13 3.78 3.79 4.62 7.03 6.81 6.53 6.06 6.29 4.87 4.37 39.79 99 4.29 2.78 4.79 4.91 6.10 9.84 9.36 8.61 7.67 7.82 6.15 5.80 44.76