FNUS52 KKEY 010801 FWFKEY Fire Weather Planning Forecast for the Florida Keys National Weather Service Key West FL 401 AM EDT Thu Oct 1 2026 .Discussion... Moisture will continue to be transported northward from the western Caribbean today, resulting in well above normal rain/thunder chances. This will also help to keep afternoon min RH values in the 70 percentile. East to southeast breezy conditions will continue through tonight. FLZ076>078-020245- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the cities of Key Largo, Marathon, and Key West 401 AM EDT Thu Oct 1 2026 Today Tonight Fri Cloud Cover Pcldy Mcldy Mcldy Chance Precip (%) 70 50 50 Chance of Thunder (%) 50 50 50 Weather Type Tstms Tstms Tstms Max/Min Temp 89 79 89 Min/Max RH % 73 94 73 Wind 20ft AM (mph) E 12 E 11 Wind 20ft PM (mph) E 12 E 12 G19 E 11 Precip Duration 10 4 2 Precip Begin 6 AM Continuing Continuing Precip End Continuing Continuing Continuing Precip Amount 0.36 0.20 0.06 Mixing Hgt(ft-agl) 3100 500 2700 Transport Wnd (mph) E 23 E 20 E 18 Dispersion Index 46 26 40 Max LVORI 4 4 4 Remarks...None. $$ .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows around 80. East winds around 10 mph. .SATURDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. East winds around 10 mph. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 80s. East winds around 10 mph. .SUNDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. East winds around 10 mph. .SUNDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows around 80. East winds around 5 mph. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Southeast winds around 5 mph. .MONDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows around 80. Southeast winds around 5 mph. .TUESDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Southeast winds around 5 mph. .TUESDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. East winds around 5 mph. .WEDNESDAY...Mostly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. East winds around 5 mph. $$