FNUS52 KKEY 130832
FWFKEY

Fire Weather Planning Forecast for the Florida Keys
National Weather Service Key West FL
432 AM EDT Wed May 13 2026

.Discussion...
Westerly breezes are on track to freshen this afternoon with
the strongest winds in the Upper Keys. Humidity will stay
on the higher end with max RH staying in the mid 80s across the
Keys. A slightly drier air mass is forecast to move over
the Keys on Thursday, and min RH values are expected to get
closer to 60 percent.

FLZ076>078-132330-
Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys-
Including the cities of Key Largo, Marathon, and Key West
432 AM EDT Wed May 13 2026

                      Today        Tonight      Thu

Cloud Cover           Pcldy        Mcldy        Mclear
Chance Precip (%)     10           20           10
Chance of Thunder (%) 10           20           10
Weather Type          Tstms        Tstms        Tstms
Max/Min Temp          89           78           88
Min/Max RH %          64           86           61
Wind 20ft AM (mph)    Lgt/Var                   W  6
Wind 20ft PM (mph)    W  7         W  9         W  6
Precip Duration       1            1            1
Precip Begin          6 AM         Continuing   Continuing
Precip End            Continuing   Continuing   6 PM
Precip Amount         0.02         0.04         0.02
Mixing Hgt(ft-agl)    3500         2000         3600
Transport Wnd (mph)   W 12         W 12         W 12
Dispersion Index      29           17           40
Max LVORI             4            4            3

Remarks...None.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 70s. Northwest
winds around 5 mph.
.FRIDAY...Sunny. Highs in the upper 80s. Light winds.
.FRIDAY NIGHT...Mostly clear with a slight chance of showers and
thunderstorms. Lows around 80. Light winds.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. East winds around 5 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 80s. East winds
around 10 mph.
.SUNDAY...Mostly sunny with a chance of thunderstorms and a
slight chance of showers. Highs in the upper 80s. East winds
around 10 mph.
.SUNDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 80s. East winds
around 10 mph.
.MONDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. East winds around 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 80s. East winds
around 15 mph.
.TUESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. East winds around 10 mph.

$$

AJP