Florida Forest Service
KBDI Summary for September 25, 2020


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 91 +5 1 / 401 61 36 3 0 0 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. 33 -8 1 / 114 99 1 0 0 0 0 0 0
Chipola F.C. 74 -11 1 / 127 75 25 0 0 0 0 0 0
Tallahassee F.C. 67 -23 1 / 210 83 17 0 0 0 0 0 0
Perry 110 +13 1 / 327 24 71 4 0 0 0 0 0
Suwannee F.C. 108 +19 79 / 299 66 29 4 0 0 0 0 0
Jacksonville 104 +21 57 / 257 61 37 2 0 0 0 0 0
Waccasassa F.C. 95 +20 50 / 169 51 49 0 0 0 0 0 0
Bunnell 61 +20 46 / 105 99 1 0 0 0 0 0 0
Withlacoochee F.C. 109 +20 57 / 168 19 81 0 0 0 0 0 0
Orlando 88 +19 54 / 251 78 20 2 0 0 0 0 0
Lakeland 104 +20 66 / 196 40 60 0 0 0 0 0 0
Myakka River 100 +18 60 / 197 58 42 0 0 0 0 0 0
Okeechobee 116 +11 1 / 401 56 31 11 2 0 0 0 0
Caloosahatchee F.C. 128 +16 27 / 326 39 53 7 1 0 0 0 0
Everglades 67 -33 1 / 307 72 24 4 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 92 +20 72 / 143 92 8 0 0 0 0 0 0
Baker 109 +20 83 / 212 68 29 3 0 0 0 0 0
Bay 102 +1 32 / 127 28 72 0 0 0 0 0 0
Bradford 91 +19 79 / 107 96 4 0 0 0 0 0 0
Brevard 95 +18 54 / 229 70 25 6 0 0 0 0 0
Broward 49 -24 1 / 226 83 15 3 0 0 0 0 0
Calhoun 62 -27 4 / 110 93 7 0 0 0 0 0 0
Charlotte 85 +19 60 / 157 88 12 0 0 0 0 0 0
Citrus 112 +20 105 / 135 0 100 0 0 0 0 0 0
Clay 90 +23 57 / 166 73 27 0 0 0 0 0 0
Collier 139 +14 27 / 254 23 71 6 0 0 0 0 0
Columbia 101 +18 83 / 247 82 13 5 0 0 0 0 0
DeSoto 74 +19 66 / 156 97 3 0 0 0 0 0 0
Dixie 114 +21 98 / 165 4 96 0 0 0 0 0 0
Duval 108 +21 62 / 257 56 41 3 0 0 0 0 0
Escambia 16 0 1 / 69 100 0 0 0 0 0 0 0
Flagler 52 +18 48 / 71 100 0 0 0 0 0 0 0
Franklin 99 +2 10 / 127 34 66 0 0 0 0 0 0
Gadsden 19 -63 1 / 69 100 0 0 0 0 0 0 0
Gilchrist 116 +20 88 / 161 10 90 0 0 0 0 0 0
Glades 111 +18 67 / 150 35 65 0 0 0 0 0 0
Gulf 103 -1 35 / 126 38 62 0 0 0 0 0 0
Hamilton 139 +18 86 / 299 32 54 14 0 0 0 0 0
Hardee 76 +19 69 / 154 90 10 0 0 0 0 0 0
Hendry 123 +19 45 / 326 57 27 13 3 0 0 0 0
Hernando 116 +21 106 / 121 0 100 0 0 0 0 0 0
Highlands 88 +18 64 / 232 80 19 1 0 0 0 0 0
Hillsborough 126 +18 92 / 142 1 99 0 0 0 0 0 0
Holmes 65 +1 5 / 94 100 0 0 0 0 0 0 0
Indian River 230 +15 72 / 401 5 28 53 12 2 0 0 0
Jackson 62 -16 1 / 95 100 0 0 0 0 0 0 0
Jefferson 94 +9 49 / 210 72 27 1 0 0 0 0 0
Lafayette 104 +19 94 / 120 30 70 0 0 0 0 0 0
Lake 101 +19 57 / 168 44 56 0 0 0 0 0 0
Lee 109 +20 66 / 191 54 46 0 0 0 0 0 0
Leon 82 -9 41 / 106 91 9 0 0 0 0 0 0
Levy 114 +21 99 / 169 1 99 0 0 0 0 0 0
Liberty 53 -39 1 / 114 93 7 0 0 0 0 0 0
Madison 126 +3 1 / 327 43 37 18 2 0 0 0 0
Manatee 130 +17 71 / 191 8 92 0 0 0 0 0 0
Marion 96 +19 57 / 123 46 54 0 0 0 0 0 0
Martin 129 -8 1 / 334 46 25 26 3 0 0 0 0
Miami-Dade 51 -66 1 / 307 81 12 6 0 0 0 0 0
Monroe 52 -77 1 / 193 74 26 0 0 0 0 0 0
Nassau 112 +20 85 / 243 56 42 2 0 0 0 0 0
Okaloosa 62 -10 8 / 114 98 2 0 0 0 0 0 0
Okeechobee 73 +16 55 / 238 94 5 1 0 0 0 0 0
Orange 78 +21 63 / 251 94 5 1 0 0 0 0 0
Osceola 95 +20 67 / 250 68 31 1 0 0 0 0 0
Palm Beach 97 +11 1 / 242 59 36 5 0 0 0 0 0
Pasco 113 +20 72 / 132 15 85 0 0 0 0 0 0
Pinellas 118 +18 107 / 124 0 100 0 0 0 0 0 0
Polk 89 +19 66 / 196 67 33 0 0 0 0 0 0
Putnam 64 +20 50 / 94 100 0 0 0 0 0 0 0
Santa Rosa 19 -11 1 / 83 100 0 0 0 0 0 0 0
Sarasota 135 +18 80 / 197 7 93 0 0 0 0 0 0
Seminole 70 +22 66 / 73 100 0 0 0 0 0 0 0
St. Johns 56 +19 46 / 71 100 0 0 0 0 0 0 0
St. Lucie 136 +1 27 / 369 38 47 12 3 0 0 0 0
Sumter 112 +20 80 / 135 10 90 0 0 0 0 0 0
Suwannee 106 +19 85 / 211 48 51 1 0 0 0 0 0
Taylor 102 +12 16 / 120 22 78 0 0 0 0 0 0
Union 90 +19 86 / 146 97 3 0 0 0 0 0 0
Volusia 68 +21 49 / 105 98 2 0 0 0 0 0 0
Wakulla 53 -40 1 / 96 100 0 0 0 0 0 0 0
Walton 53 -25 1 / 115 96 4 0 0 0 0 0 0
Washington 88 +2 1 / 122 52 48 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).