FNUS52 KKEY 260909 FWFKEY Fire Weather Planning Forecast for the Florida Keys National Weather Service Key West FL 409 AM EST Thu Feb 26 2026 .Discussion... East to southeasterly surface winds caused rapid moistening across the Florida Keys yesterday. Gentle surface breezes are on track to slacken to light to gentle by tonight. Rain chances will be low despite a pronounced increase in RH with recovery to near 100% tonight. Tomorrow, winds are forecast to slacken further as temperatures warm to slightly above normal. FLZ076>078-270015- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the cities of Key Largo, Marathon, and Key West 409 AM EST Thu Feb 26 2026 Today Tonight Fri Cloud Cover Mclear Mclear Mclear Chance Precip (%) 0 10 0 Chance of Thunder (%) 0 0 0 Weather Type None Showers Showers Max/Min Temp 79 68 80 Min/Max RH % 71 100 76 Wind 20ft AM (mph) SE 7 Lgt/Var Wind 20ft PM (mph) SE 5 E 6 E 5 Precip Duration 1 Precip Begin 7 PM Precip End 6 AM Precip Amount 0.00 0.00 0.00 Mixing Hgt(ft-agl) 2500 200 1700 Transport Wnd (mph) SE 16 E 10 E 8 Dispersion Index 35 8 12 Max LVORI 4 7 8 Remarks...None. $$ .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY NIGHT...Mostly clear with a slight chance of showers. Lows in the upper 60s. East winds around 5 mph. .SATURDAY...Sunny with a slight chance of showers. Highs in the lower 80s. Light winds. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the upper 60s. Northeast winds around 5 mph. .SUNDAY...Mostly sunny with a slight chance of showers. Highs around 80. Northeast winds around 5 mph. .SUNDAY NIGHT...Mostly clear with a slight chance of showers. Lows around 70. Northeast winds around 5 mph. .MONDAY...Sunny with a slight chance of showers. Highs in the upper 70s. Northeast winds around 5 mph. .MONDAY NIGHT...Mostly clear with a slight chance of showers. Lows in the upper 60s. Northeast winds around 10 mph. .TUESDAY...Mostly sunny with a slight chance of showers. Highs around 80. Northeast winds around 10 mph. .TUESDAY NIGHT...Mostly clear with a slight chance of showers. Lows in the upper 60s. East winds around 10 mph. .WEDNESDAY...Sunny with a slight chance of showers. Highs around 80. East winds around 10 mph. $$ AJP