


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Key West, FL
Issued by NWS Key West, FL
689 FNUS52 KKEY 180752 FWFKEY Fire Weather Planning Forecast for the Florida Keys National Weather Service Key West FL 352 AM EDT Fri Jul 18 2025 .Discussion... Below normal rain and thunder chances are expected over the next several days. Transport winds out of the east to southeast will remain moderate to occasionally fresh today. Combined with a well- mixed boundary layer, dispersion indices will be high. Breezes will gradually slacken this weekend. Despite the low rain chances, minimum relative humidity values will remain well above 60%, promoting low fire risks through Sunday. FLZ076>078-190200- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the cities of Key Largo, Marathon, and Key West 352 AM EDT Fri Jul 18 2025 Today Tonight Sat Cloud Cover Pcldy Pcldy Mclear Chance Precip (%) 20 20 20 Chance of Thunder (%) 20 20 20 Weather Type Tstms Tstms Tstms Max/Min Temp 89 81 90 Min/Max RH % 69 89 66 Wind 20ft AM (mph) E 11 E 9 Wind 20ft PM (mph) E 9 E 8 E 8 Precip Duration 1 1 1 Precip Begin 6 AM Continuing Continuing Precip End Continuing Continuing Continuing Precip Amount 0.01 0.09 0.03 Mixing Hgt(ft-agl) 3100 1400 2900 Transport Wnd (mph) E 21 E 18 E 16 Dispersion Index 54 19 49 Max LVORI 4 4 4 Remarks...None. $$ .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 80s. East winds around 10 mph. .SUNDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. East winds around 5 mph. .SUNDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 80s. East winds around 5 mph. .MONDAY...Sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. East winds around 5 mph. .MONDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. East winds around 5 mph. .TUESDAY...Mostly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Southeast winds around 5 mph. .TUESDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. East winds around 5 mph. .WEDNESDAY...Mostly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Southeast winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. East winds around 5 mph. .THURSDAY...Sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Southeast winds around 5 mph. $$