Florida Forest Service
KBDI Summary for August 16, 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 157 +7 1 / 688 30 42 20 7 1 0 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. 193 -16 1 / 440 23 28 30 17 1 0 0 0
Chipola F.C. 214 -3 1 / 469 18 34 18 25 5 0 0 0
Tallahassee F.C. 161 -5 1 / 688 35 30 21 11 2 0 0 0
Perry 167 -18 1 / 398 21 44 27 9 0 0 0 0
Suwannee F.C. 174 +13 1 / 417 13 60 13 13 1 0 0 0
Jacksonville 128 +25 46 / 311 33 58 9 0 0 0 0 0
Waccasassa F.C. 106 -2 1 / 320 45 49 6 0 0 0 0 0
Bunnell 93 +14 1 / 300 62 30 7 0 0 0 0 0
Withlacoochee F.C. 103 +10 1 / 498 53 42 4 0 0 0 0 0
Orlando 196 +12 1 / 533 16 38 36 9 1 0 0 0
Lakeland 147 +19 1 / 518 33 41 24 2 0 0 0 0
Myakka River 134 +24 47 / 569 35 53 11 0 0 0 0 0
Okeechobee 151 +9 1 / 466 29 45 21 4 1 0 0 0
Caloosahatchee F.C. 136 +12 8 / 659 35 46 18 1 0 0 0 0
Everglades 200 +16 1 / 602 14 38 36 9 3 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 110 -9 1 / 241 39 58 3 0 0 0 0 0
Baker 142 +23 52 / 198 8 92 0 0 0 0 0 0
Bay 156 -1 84 / 228 2 91 7 0 0 0 0 0
Bradford 114 +21 47 / 191 30 70 0 0 0 0 0 0
Brevard 224 -2 1 / 533 8 32 42 13 4 1 0 0
Broward 199 +21 46 / 428 4 47 43 4 1 0 0 0
Calhoun 123 +3 1 / 339 46 35 14 5 0 0 0 0
Charlotte 146 +24 58 / 255 24 64 12 0 0 0 0 0
Citrus 108 +4 1 / 298 51 42 7 0 0 0 0 0
Clay 121 +25 48 / 237 38 59 4 0 0 0 0 0
Collier 152 +6 8 / 285 24 50 26 0 0 0 0 0
Columbia 181 +18 73 / 385 3 74 14 10 0 0 0 0
DeSoto 137 +21 61 / 216 18 80 2 0 0 0 0 0
Dixie 143 -1 1 / 396 22 58 19 1 0 0 0 0
Duval 106 +27 46 / 226 47 51 2 0 0 0 0 0
Escambia 164 -16 4 / 309 33 22 42 3 0 0 0 0
Flagler 51 +1 1 / 274 91 8 2 0 0 0 0 0
Franklin 59 -9 1 / 688 85 10 3 0 1 0 1 0
Gadsden 251 +18 79 / 394 3 23 44 30 0 0 0 0
Gilchrist 59 -18 1 / 161 80 20 0 0 0 0 0 0
Glades 105 +19 20 / 255 47 50 3 0 0 0 0 0
Gulf 91 -1 5 / 331 56 43 0 1 0 0 0 0
Hamilton 284 +1 88 / 417 1 19 24 51 4 0 0 0
Hardee 87 +25 47 / 184 69 31 0 0 0 0 0 0
Hendry 93 +21 9 / 239 61 36 3 0 0 0 0 0
Hernando 98 -3 1 / 254 59 34 6 0 0 0 0 0
Highlands 177 +18 48 / 348 13 51 32 3 0 0 0 0
Hillsborough 129 +18 10 / 336 33 55 10 1 0 0 0 0
Holmes 359 -4 171 / 469 0 1 12 63 24 0 0 0
Indian River 105 -24 1 / 321 52 42 5 2 0 0 0 0
Jackson 330 -8 109 / 424 0 3 20 68 8 0 0 0
Jefferson 172 -43 12 / 305 11 49 38 1 0 0 0 0
Lafayette 77 -48 1 / 227 56 41 4 0 0 0 0 0
Lake 84 +10 9 / 258 68 30 1 0 0 0 0 0
Lee 157 +13 69 / 659 25 50 20 5 0 0 1 0
Leon 290 +14 87 / 445 1 20 30 36 12 0 0 0
Levy 129 +2 1 / 320 26 65 8 1 0 0 0 0
Liberty 103 +2 1 / 305 54 32 14 1 0 0 0 0
Madison 192 -25 1 / 398 18 37 31 14 0 0 0 0
Manatee 123 +25 49 / 569 53 33 10 1 2 1 0 0
Marion 112 -3 1 / 233 44 46 10 0 0 0 0 0
Martin 154 +23 52 / 459 27 54 12 5 2 0 0 0
Miami-Dade 242 +19 26 / 500 6 25 47 18 4 0 0 0
Monroe 210 -5 1 / 602 12 34 42 7 2 2 1 0
Nassau 164 +24 49 / 311 11 66 22 1 0 0 0 0
Okaloosa 163 -21 1 / 332 22 45 28 6 0 0 0 0
Okeechobee 151 +13 27 / 357 34 33 29 3 0 0 0 0
Orange 125 +18 44 / 239 35 59 6 0 0 0 0 0
Osceola 238 +15 47 / 348 2 26 58 15 0 0 0 0
Palm Beach 160 +21 13 / 492 27 47 20 4 2 0 0 0
Pasco 142 +16 52 / 498 26 62 8 2 2 0 0 0
Pinellas 206 +20 68 / 518 9 51 23 9 5 2 0 0
Polk 147 +18 1 / 327 36 32 31 1 0 0 0 0
Putnam 78 +10 1 / 208 63 36 1 0 0 0 0 0
Santa Rosa 236 -12 1 / 440 19 18 26 35 1 0 0 0
Sarasota 176 +24 73 / 319 11 56 32 1 0 0 0 0
Seminole 113 +20 53 / 203 47 51 2 0 0 0 0 0
St. Johns 116 +15 1 / 300 46 39 14 1 0 0 0 0
St. Lucie 204 -15 1 / 466 14 33 38 12 3 0 0 0
Sumter 91 +14 1 / 205 52 46 1 0 0 0 0 0
Suwannee 147 +3 1 / 352 33 33 25 9 0 0 0 0
Taylor 214 -9 68 / 394 3 41 41 14 0 0 0 0
Union 155 +20 70 / 206 6 89 6 0 0 0 0 0
Volusia 97 +18 1 / 266 60 35 5 0 0 0 0 0
Wakulla 101 -20 1 / 262 49 45 6 0 0 0 0 0
Walton 168 -1 1 / 386 27 37 28 8 0 0 0 0
Washington 281 -11 104 / 444 0 19 35 36 11 0 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).