Florida Forest Service
KBDI Summary for November 22, 2017


Average Detailed Rainfall Report Archive

Percent of Area in KBDI Range
Mean Change Min/Max 0-100 101-200 201-300 301-400 401-500 501-600 601-700 701-800
Statewide 319 -8 1 / 596 6 15 25 21 25 9 0 0



KBDI Values by District

Percent of Area in KBDI Range
Mean Change Min/Max 0-100 101-200 201-300 301-400 401-500 501-600 601-700 701-800
Blackwater F.C. 185 +4 144 / 303 0 84 15 1 0 0 0 0
Chipola F.C. 377 +2 145 / 585 0 8 19 24 39 11 0 0
Tallahassee F.C. 406 -20 218 / 531 0 0 4 43 49 4 0 0
Perry 420 -14 236 / 575 0 0 4 34 50 12 0 0
Suwannee F.C. 390 -41 47 / 542 1 2 9 39 39 9 0 0
Jacksonville 258 -53 73 / 366 1 16 56 27 0 0 0 0
Waccasassa F.C. 434 -2 190 / 596 0 1 12 17 44 26 0 0
Bunnell 247 -4 83 / 471 1 36 38 19 7 0 0 0
Withlacoochee F.C. 479 +4 355 / 587 0 0 0 5 59 36 0 0
Orlando 282 -28 1 / 485 7 22 17 40 14 0 0 0
Lakeland 411 +2 207 / 570 0 0 8 33 46 13 0 0
Myakka River 373 +2 210 / 560 0 0 22 46 20 13 0 0
Okeechobee 139 -15 1 / 366 35 38 26 2 0 0 0 0
Caloosahatchee F.C. 244 +9 201 / 330 0 0 98 2 0 0 0 0
Everglades 177 +7 1 / 340 18 33 49 0 0 0 0 0



KBDI Values by County

Percent of Area in KBDI Range
Mean Change Min/Max 0-100 101-200 201-300 301-400 401-500 501-600 601-700 701-800
Alachua 418 -25 263 / 546 0 0 4 32 60 5 0 0
Baker 297 -100 47 / 429 6 11 18 57 8 0 0 0
Bay 418 +4 243 / 536 0 0 4 36 51 10 0 0
Bradford 337 -58 203 / 414 0 0 20 76 4 0 0 0
Brevard 128 -92 1 / 295 24 65 11 0 0 0 0 0
Broward 179 +11 6 / 272 25 16 59 0 0 0 0 0
Calhoun 457 -2 341 / 563 0 0 0 17 62 21 0 0
Charlotte 310 +6 220 / 383 0 0 44 56 0 0 0 0
Citrus 520 +4 457 / 587 0 0 0 0 30 70 0 0
Clay 291 -4 170 / 366 0 1 52 46 0 0 0 0
Collier 246 +10 212 / 330 0 0 99 1 0 0 0 0
Columbia 410 -23 237 / 524 0 0 3 37 54 6 0 0
DeSoto 322 0 210 / 443 0 0 31 64 5 0 0 0
Dixie 492 +2 388 / 575 0 0 0 3 47 50 0 0
Duval 254 -57 124 / 363 0 17 62 21 0 0 0 0
Escambia 180 +3 153 / 200 0 98 2 0 0 0 0 0
Flagler 206 +2 163 / 348 0 62 34 5 0 0 0 0
Franklin 440 -8 296 / 529 0 0 1 23 62 14 0 0
Gadsden 426 -10 289 / 504 0 0 1 29 67 3 0 0
Gilchrist 495 +2 404 / 576 0 0 0 0 51 49 0 0
Glades 204 +5 81 / 366 2 30 66 2 0 0 0 0
Gulf 452 -3 361 / 549 0 0 0 14 72 14 0 0
Hamilton 440 -9 303 / 524 0 0 0 24 62 14 0 0
Hardee 387 -9 220 / 536 0 0 19 42 29 11 0 0
Hendry 232 +9 201 / 253 0 0 100 0 0 0 0 0
Hernando 487 +4 380 / 557 0 0 0 8 48 44 0 0
Highlands 205 -7 102 / 346 0 54 41 6 0 0 0 0
Hillsborough 468 +4 299 / 570 0 0 1 15 51 33 0 0
Holmes 282 +3 180 / 490 0 7 60 30 3 0 0 0
Indian River 65 -84 1 / 168 61 39 0 0 0 0 0 0
Jackson 457 +1 335 / 585 0 0 0 16 62 22 0 0
Jefferson 362 -31 235 / 484 0 0 10 64 26 0 0 0
Lafayette 413 -3 299 / 496 0 0 1 37 62 0 0 0
Lake 446 +4 355 / 528 0 0 0 8 86 6 0 0
Lee 257 +10 219 / 327 0 0 92 8 0 0 0 0
Leon 403 -20 218 / 531 0 0 6 39 52 3 0 0
Levy 539 0 400 / 596 0 0 0 0 13 87 0 0
Liberty 408 -10 291 / 531 0 0 3 41 50 5 0 0
Madison 377 -38 262 / 485 0 0 7 59 34 0 0 0
Manatee 479 +3 347 / 560 0 0 0 12 39 49 0 0
Marion 437 +5 263 / 543 0 0 1 19 74 5 0 0
Martin 71 -20 16 / 226 75 24 1 0 0 0 0 0
Miami-Dade 195 +9 19 / 340 12 33 54 1 0 0 0 0
Monroe 220 +10 132 / 305 0 24 76 1 0 0 0 0
Nassau 234 -91 73 / 357 2 29 52 18 0 0 0 0
Okaloosa 182 +5 144 / 250 0 94 6 0 0 0 0 0
Okeechobee 142 -1 33 / 233 27 58 15 0 0 0 0 0
Orange 366 -1 124 / 485 0 3 11 55 31 0 0 0
Osceola 315 -10 89 / 447 0 10 28 48 13 0 0 0
Palm Beach 140 +1 1 / 230 29 45 26 0 0 0 0 0
Pasco 485 +4 380 / 577 0 0 0 3 54 43 0 0
Pinellas 320 +6 207 / 463 0 0 37 51 12 0 0 0
Polk 395 0 250 / 546 0 0 8 40 49 4 0 0
Putnam 279 +3 190 / 408 0 5 63 29 3 0 0 0
Santa Rosa 191 +4 158 / 303 0 67 31 1 0 0 0 0
Sarasota 359 +6 239 / 489 0 0 16 57 27 0 0 0
Seminole 367 +4 281 / 431 0 0 2 80 18 0 0 0
St. Johns 197 -17 83 / 309 2 58 37 3 0 0 0 0
St. Lucie 44 -26 1 / 154 93 7 0 0 0 0 0 0
Sumter 489 +4 355 / 557 0 0 0 2 51 46 0 0
Suwannee 461 -9 328 / 542 0 0 0 16 60 24 0 0
Taylor 405 -15 236 / 543 0 0 5 37 56 3 0 0
Union 294 -102 104 / 370 0 6 43 51 0 0 0 0
Volusia 289 +1 145 / 471 0 14 40 32 14 0 0 0
Wakulla 398 -42 304 / 489 0 0 0 58 42 0 0 0
Walton 245 +5 145 / 449 0 34 42 23 1 0 0 0
Washington 369 +3 200 / 517 0 0 26 36 31 7 0 0

The Keetch-Byram drought index (KBDI) is a continuous reference scale for estimating the dryness of the soil and duff layers.
The range of the index is determined by assuming that there is 8 inches of moisture in a saturated soil that is readily available to the vegetation.
Updated once every day at 1:15 p.m. Eastern/12:15 p.m. Central (Standard) or 2:15 p.m. Eastern/1:00 p.m. Central (Daylight Saving).