Florida Forest Service
KBDI Summary for April 22, 2021


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 155 +6 6 / 599 57 12 9 6 11 4 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. 39 +7 30 / 50 100 0 0 0 0 0 0 0
Chipola F.C. 36 +5 28 / 47 100 0 0 0 0 0 0 0
Tallahassee F.C. 43 +5 24 / 196 97 3 0 0 0 0 0 0
Perry 48 +5 21 / 200 91 9 0 0 0 0 0 0
Suwannee F.C. 36 +4 23 / 138 99 1 0 0 0 0 0 0
Jacksonville 61 +4 18 / 158 80 20 0 0 0 0 0 0
Waccasassa F.C. 41 +6 8 / 282 90 7 3 0 0 0 0 0
Bunnell 37 +7 6 / 189 93 7 0 0 0 0 0 0
Withlacoochee F.C. 107 +7 8 / 343 53 25 19 3 0 0 0 0
Orlando 108 +9 8 / 323 49 36 14 1 0 0 0 0
Lakeland 175 +8 11 / 345 17 40 39 4 0 0 0 0
Myakka River 226 +9 11 / 501 29 17 15 22 17 0 0 0
Okeechobee 194 +10 11 / 510 23 30 31 11 6 0 0 0
Caloosahatchee F.C. 426 -8 174 / 579 0 0 8 23 55 14 0 0
Everglades 456 +4 165 / 599 0 0 2 17 52 29 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 30 +5 22 / 133 98 2 0 0 0 0 0 0
Baker 32 +4 29 / 72 100 0 0 0 0 0 0 0
Bay 38 +6 32 / 42 100 0 0 0 0 0 0 0
Bradford 27 +5 23 / 31 100 0 0 0 0 0 0 0
Brevard 115 +9 8 / 290 43 42 15 0 0 0 0 0
Broward 464 -1 353 / 551 0 0 0 9 70 21 0 0
Calhoun 35 +5 28 / 42 100 0 0 0 0 0 0 0
Charlotte 356 +8 49 / 501 3 7 20 19 49 1 0 0
Citrus 50 +7 8 / 183 84 16 0 0 0 0 0 0
Clay 38 +5 21 / 98 100 0 0 0 0 0 0 0
Collier 475 -12 374 / 579 0 0 0 2 72 25 0 0
Columbia 31 +5 29 / 64 100 0 0 0 0 0 0 0
DeSoto 301 +7 91 / 458 2 20 23 38 18 0 0 0
Dixie 69 +6 33 / 200 77 22 1 0 0 0 0 0
Duval 48 +4 18 / 128 94 6 0 0 0 0 0 0
Escambia 37 +6 32 / 41 100 0 0 0 0 0 0 0
Flagler 18 +6 6 / 26 100 0 0 0 0 0 0 0
Franklin 36 +5 31 / 40 100 0 0 0 0 0 0 0
Gadsden 41 +3 26 / 97 100 0 0 0 0 0 0 0
Gilchrist 41 +6 29 / 119 96 4 0 0 0 0 0 0
Glades 257 +9 16 / 429 5 18 43 33 2 0 0 0
Gulf 37 +5 34 / 44 100 0 0 0 0 0 0 0
Hamilton 56 +5 29 / 138 94 6 0 0 0 0 0 0
Hardee 94 +10 11 / 260 55 37 8 0 0 0 0 0
Hendry 391 -6 231 / 524 0 0 12 38 47 3 0 0
Hernando 140 +7 22 / 230 20 72 8 0 0 0 0 0
Highlands 176 +11 14 / 368 11 52 36 1 0 0 0 0
Hillsborough 197 +8 11 / 342 8 32 57 2 0 0 0 0
Holmes 31 +4 29 / 36 100 0 0 0 0 0 0 0
Indian River 66 +11 11 / 188 77 23 0 0 0 0 0 0
Jackson 35 +4 31 / 47 100 0 0 0 0 0 0 0
Jefferson 40 +4 24 / 93 100 0 0 0 0 0 0 0
Lafayette 35 +5 32 / 73 100 0 0 0 0 0 0 0
Lake 77 +7 8 / 343 73 9 9 9 0 0 0 0
Lee 352 0 174 / 482 0 1 23 52 25 0 0 0
Leon 69 +5 28 / 196 82 18 0 0 0 0 0 0
Levy 94 +6 19 / 282 60 26 13 0 0 0 0 0
Liberty 33 +4 27 / 43 100 0 0 0 0 0 0 0
Madison 62 +3 21 / 178 82 18 0 0 0 0 0 0
Manatee 75 +11 11 / 365 73 13 7 6 0 0 0 0
Marion 20 +7 8 / 85 100 0 0 0 0 0 0 0
Martin 331 +9 132 / 510 0 12 32 18 35 2 0 0
Miami-Dade 475 +6 220 / 599 0 0 1 10 50 40 0 0
Monroe 494 +4 337 / 583 0 0 0 10 35 54 0 0
Nassau 100 +4 30 / 158 44 56 0 0 0 0 0 0
Okaloosa 42 +7 37 / 50 100 0 0 0 0 0 0 0
Okeechobee 106 +12 13 / 320 51 36 12 1 0 0 0 0
Orange 99 +8 8 / 323 58 25 13 4 0 0 0 0
Osceola 113 +10 10 / 295 46 38 16 0 0 0 0 0
Palm Beach 420 +7 165 / 579 0 1 5 30 53 12 0 0
Pasco 211 +7 78 / 301 1 37 61 1 0 0 0 0
Pinellas 155 +9 58 / 252 12 79 9 0 0 0 0 0
Polk 167 +9 11 / 345 23 38 34 5 0 0 0 0
Putnam 25 +6 14 / 30 100 0 0 0 0 0 0 0
Santa Rosa 37 +6 30 / 46 100 0 0 0 0 0 0 0
Sarasota 313 +9 35 / 449 7 10 16 50 17 0 0 0
Seminole 90 +8 9 / 181 56 44 0 0 0 0 0 0
St. Johns 34 +5 22 / 101 99 1 0 0 0 0 0 0
St. Lucie 200 +11 15 / 427 19 22 49 9 1 0 0 0
Sumter 76 +7 8 / 326 70 14 15 1 0 0 0 0
Suwannee 38 +4 29 / 93 100 0 0 0 0 0 0 0
Taylor 33 +5 25 / 75 100 0 0 0 0 0 0 0
Union 29 +4 28 / 30 100 0 0 0 0 0 0 0
Volusia 45 +7 6 / 189 87 13 0 0 0 0 0 0
Wakulla 35 +4 26 / 42 100 0 0 0 0 0 0 0
Walton 37 +5 31 / 44 100 0 0 0 0 0 0 0
Washington 37 +5 33 / 41 100 0 0 0 0 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).