FNUS53 KJKL 201859 FWFJKL Fire Weather Planning Forecast for Eastern Kentucky National Weather Service Jackson KY 259 PM EDT Mon Apr 20 2026 ...Very Low Relative Humidity In Some Locations Each Day Through Friday.. .DISCUSSION...Cool Canadian high pressure will pass north of the area tonight, keeping clear skies and light winds across eastern Kentucky. This will allow for frost formation in most valleys by dawn on Tuesday. Temperatures will warm through the remainder of the week, but dry air will linger longer, with at least some locations experiencing very low relative humidity each day through Friday. Rain is not expected area wide again until we move into the weekend. KYZ044-050>052-058>060-104-106>109-111-119-210815- Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Elliott- Morgan-Johnson-Wolfe-Magoffin-Lee-Martin- Including the cities of Flemingsburg, Camargo, Jeffersonville, Mount Sterling, Owingsville, Morehead, Irvine, Ravenna, Clay City, Stanton, Frenchburg, Sandy Hook, West Liberty, Paintsville, Campton, Salyersville, Beattyville, and Inez 259 PM EDT Mon Apr 20 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Mclear Chance precip (%) 0 0 0 30 Precip type None None None showers Temp (24H TREND) 28-40 (0) 76-77 (+18) 46-59 75-78 Rh % (24H TREND) 42-85 (+25) 19-27 (+11) 49-83 22-43 20ftwnd-AM(mph) S 2-6 G17 W 4-8 G19 20ftwnd-PM(mph) Lgt/Var SW 7-11 G22 SW 2-6 G14 W 4-8 G19 Precip duration 1 Precip begin Precip end Precip amount 0.00 0.00 0.00 0.00 Mixing hgt(ft-AGL) 6600 6000 Transport wnd (mph) W 23 W 23 Vent rate (kt-ft) 132000 120000 ADI Early 3 97 8 144 ADI Late 9 130 16 151 Max LVORI Early 2 3 2 2 Max LVORI Late 3 2 3 2 Remarks...Ranges of MIN T over 8 degrees & ranges of MAX RH over 10% indicate the likelihood of thermal belts. ADI IS Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ KYZ068-069-080-084>088-114-116-210815- Rockcastle-Jackson-Laurel-McCreary-Whitley-Knox-Bell-Harlan- Owsley-Clay- Including the cities of Brodhead, Mount Vernon, McKee, Annville, London, Stearns, Whitley City, Corbin, Williamsburg, Barbourville, Middlesboro, Pineville, Cumberland, Harlan, Booneville, and Manchester 259 PM EDT Mon Apr 20 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Mclear Chance precip (%) 0 0 0 0 Precip type None None None None Temp (24H TREND) 27-43 (+6) 74-79 (+16) 45-57 74-79 Rh % (24H TREND) 44-100 (+14) 18-36 (+11) 55-86 23-37 20ftwnd-AM(mph) Lgt/Var W 3-7 G19 20ftwnd-PM(mph) Lgt/Var SW 5-9 G19 Lgt/Var W 4-8 G19 Precip duration Precip begin Precip end Precip amount 0.00 0.00 0.00 0.00 Mixing hgt(ft-AGL) 6700 7300 Transport wnd (mph) W 18 W 20 Vent rate (kt-ft) 107200 124100 ADI Early 4 91 7 153 ADI Late 9 126 12 169 Max LVORI Early 3 4 2 2 Max LVORI Late 4 2 3 2 Remarks...Ranges of MIN T over 8 degrees & ranges of MAX RH over 10% indicate the likelihood of thermal belts. ADI IS Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ KYZ079-083-210815- Pulaski-Wayne- Including the cities of Burnside, Somerset, and Monticello 259 PM EDT Mon Apr 20 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Mclear Chance precip (%) 0 0 0 0 Precip type None None None None Temp (24H TREND) 32-44 (+7) 77-78 (+13) 46-56 77-78 Rh % (24H TREND) 55-100 (+6) 18-26 (0) 62-89 29-38 20ftwnd-AM(mph) SW 3-7 G14 SW 4-8 G18 20ftwnd-PM(mph) Lgt/Var SW 7-11 G19 SW 2-6 W 5-9 G19 Precip duration Precip begin Precip end Precip amount 0.00 0.00 0.00 0.00 Mixing hgt(ft-AGL) 6400 7100 Transport wnd (mph) W 20 W 21 Vent rate (kt-ft) 108800 127800 ADI Early 4 93 7 130 ADI Late 9 111 11 147 Max LVORI Early 3 4 2 3 Max LVORI Late 4 2 3 2 Remarks...Ranges of MIN T over 8 degrees & ranges of MAX RH over 10% indicate the likelihood of thermal belts. ADI IS Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ KYZ110-112-113-115-117-118-120-210815- Floyd-Breathitt-Knott-Perry-Leslie-Letcher-Pike- Including the cities of Prestonsburg, Wheelwright, Jackson, Hindman, Pippa Passes, Hazard, Hyden, Jenkins, Whitesburg, Coal Run, Elkhorn City, Pikeville, and South Williamson 259 PM EDT Mon Apr 20 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Mclear Chance precip (%) 0 0 0 20 Precip type None None None showers Temp (24H TREND) 29-40 (+1) 75-78 (+18) 45-59 76-79 Rh % (24H TREND) 42-100 (+27) 18-31 (+13) 49-83 22-33 20ftwnd-AM(mph) Lgt/Var W 4-8 G19 20ftwnd-PM(mph) Lgt/Var SW 5-9 G19 Lgt/Var W 4-8 G19 Precip duration 1 Precip begin Precip end Precip amount 0.00 0.00 0.00 0.00 Mixing hgt(ft-AGL) 7000 7400 Transport wnd (mph) W 20 W 25 Vent rate (kt-ft) 119000 162800 ADI Early 3 89 7 181 ADI Late 8 151 15 191 Max LVORI Early 3 3 3 2 Max LVORI Late 4 2 3 2 Remarks...Ranges of MIN T over 8 degrees & ranges of MAX RH over 10% indicate the likelihood of thermal belts. ADI IS Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Light winds. .THURSDAY...Sunny. Highs in the lower 80s. Southeast winds less than 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the mid 50s. Light winds. .FRIDAY...Mostly sunny. Highs in the lower 80s. Southeast winds less than 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the upper 50s. South winds less than 10 mph. .SATURDAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Highs in the mid 70s. South winds less than 10 mph. .SATURDAY NIGHT...Partly cloudy. A chance of showers. Lows in the mid 50s. Light winds. .SUNDAY...Mostly sunny. A chance of showers. Highs in the upper 70s. North winds less than 10 mph. .SUNDAY NIGHT...Partly cloudy. A chance of showers. Lows in the mid 50s. North winds less than 10 mph. .MONDAY...Partly sunny. A chance of showers. Highs in the mid 70s. Southeast winds less than 10 mph. $$ GEERTSON