FNUS52 KKEY 100811 FWFKEY Fire Weather Planning Forecast for the Florida Keys National Weather Service Key West FL 411 AM EDT Mon Aug 10 2026 .Discussion... Seasonably warm and humid conditions will continue across the Keys over the next couple of days. Minimum RH values will be in the 80 to 90 percent range with afternoon minimums in the 60 percent range. Gentle easterly breezes will tend to peak overnight and lull during the day. Shower and thunderstorm chances will be slight to none. FLZ076>078-110145- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the cities of Key Largo, Marathon, and Key West 411 AM EDT Mon Aug 10 2026 Today Tonight Tue Cloud Cover Mclear Mclear Mclear Chance Precip (%) 10 10 10 Chance of Thunder (%) 10 10 10 Weather Type Tstms Tstms Tstms Max/Min Temp 92 83 91 Min/Max RH % 62 84 63 Wind 20ft AM (mph) SE 10 E 7 Wind 20ft PM (mph) E 8 E 9 E 7 Precip Duration 1 1 1 Precip Begin 6 AM Continuing Continuing Precip End Continuing Continuing Continuing Precip Amount 0.01 0.00 0.00 Mixing Hgt(ft-agl) 3300 2000 3500 Transport Wnd (mph) E 15 E 20 E 13 Dispersion Index 51 19 41 Max LVORI 4 4 3 Remarks...None. $$ .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms. Lows in the mid 80s. East winds around 5 mph. .WEDNESDAY...Sunny. Highs around 90. East winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 80s. East winds around 5 mph. .THURSDAY...Sunny with a slight chance of showers and thunderstorms. Highs around 90. Southeast winds around 5 mph. .THURSDAY NIGHT...Mostly clear. Lows in the lower 80s. East winds around 5 mph. .FRIDAY...Sunny with a chance of showers and thunderstorms. Highs in the lower 90s. East winds around 10 mph. .FRIDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 80s. East winds around 10 mph. .SATURDAY...Sunny with a slight chance of showers. Highs around 90. East winds around 10 mph. .SATURDAY NIGHT...Mostly clear with a slight chance of showers. Lows in the lower 80s. East winds around 10 mph. .SUNDAY...Sunny. Highs in the lower 90s. East winds around 10 mph. $$