OLD MISSION 3 SSW DIVISION: 3 STATION #6158 DATE OF RUN COUNTY: GRAND TRAVERSE PERIOD ANALYSIS FOR 1981 -2000 ( 20 SEASONS) 11/10/04 MONTHLY DEGREE-DAYS BASE 50 SEASON MAR APR MAY JUN JUL AUG SEP OCT SEASON 1981 9 22 138 398 559 543 227 21 1917 1982 0 23 288 225 570 405 252 113 1876 1983 5 11 60 407 698 614 356 80 2231 1984 0 45 92 442 539 581 255 112 2066 1985 0 105 186 269 508 492 347 41 1948 1986 11 88 212 307 593 424 272 44 1951 1987 7 67 251 501 686 541 317 29 2399 1988 0 3 192 463 622 663 328 46 2317 1989 11 13 156 330 604 491 303 136 2044 1990 26 128 75 363 508 494 288 50 1932 1991 2 87 306 504 583 572 288 59 2401 1992 0 26 172 275 366 403 248 49 1539 1993 0 7 121 321 573 560 179 30 1791 1994 0 29 138 398 511 439 331 95 1941 1995 9 0 74 519 568 654 233 103 2160 1996 0 20 85 390 452 504 304 55 1810 1997 0 18 30 427 502 413 239 109 1738 1998 24 22 276 388 538 565 354 69 2236 1999 2 22 255 467 630 487 297 43 2203 2000 12 6 185 359 490 449 278 120 1899 NON-ZERO 11 19 20 20 20 20 20 20 20 ZEROES 9 1 0 0 0 0 0 0 0 PROB OF ZERO .45 .05 .00 .00 .00 .00 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER SEASON 20 20 20 20 20 20 20 20 20 MEAN 10.7 39.1 164.6 387.6 555.0 514.7 284.8 70.2 2019.9 VARIANCE 61.6 1381.4 6709.8 6822.7 5965.8 6343.5 2235.6 1236.6 52700.6 STND DEV 7.8 37.2 81.9 82.6 77.2 79.6 47.3 35.2 229.6 SKEW .9 1.2 .2 -.2 -.3 .3 -.3 .4 .0 KURTOSIS 2.8 3.0 1.9 2.2 3.4 2.1 2.5 1.8 2.4 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. OLD MISSION 3 SSW DIVISION: 3 STATION #6158 DATE OF RUN COUNTY: GRAND TRAVERSE PERIOD ANALYSIS FOR 1981 -2000 ( 20 SEASONS) 11/10/04 MONTHLY DEGREE-DAYS BASE 50 STATISTICS PARAMETER MAR APR MAY JUN JUL AUG SEP OCT SEASON NUMBER SEASON 20 20 20 20 20 20 20 20 20 MEAN 10.7 39.1 164.6 387.6 555.0 514.7 284.8 70.2 2019.9 VARIANCE 61.6 1381.4 6709.8 6822.7 5965.8 6343.5 2235.6 1236.6 52700.6 STND DEV 7.8 37.2 81.9 82.6 77.2 79.6 47.3 35.2 229.6 SKEW .9 1.2 .2 -.2 -.3 .3 -.3 .4 .0 KURTOSIS 2.8 3.0 1.9 2.2 3.4 2.1 2.5 1.8 2.4 GAMMA 1.955 1.265 3.484 21.567 51.282 44.259 35.835 4.013 80.467 BETA 5.487 30.875 47.241 17.974 10.822 11.629 7.948 17.494 25.103 PROB OF ZERO .45 .05 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 0 29 220 391 352 186 14 1533 05 0 0 51 261 434 394 211 24 1664 10 0 4 66 285 458 418 226 31 1737 20 0 9 90 316 489 449 244 40 1828 25 0 12 100 329 501 461 251 45 1864 30 0 15 110 340 512 471 258 49 1896 40 0 21 129 361 532 492 270 56 1955 50 3 27 149 382 551 511 282 64 2012 60 5 36 171 403 571 531 294 73 2069 70 8 46 197 427 593 552 308 84 2132 75 10 52 213 440 605 565 315 90 2167 80 12 60 231 456 619 578 324 97 2207 90 17 83 283 498 656 616 347 117 2313 95 21 106 331 534 688 648 367 136 2404 99 31 158 434 607 751 712 404 176 2579