803
FNUS52 KKEY 100805
FWFKEY

Fire Weather Planning Forecast for the Florida Keys
National Weather Service Key West FL
405 AM EDT Thu Sep 10 2026

.Discussion...
Expect higher than normal shower and thunderstorm chances over
the next couple of days. Expect activity to be episodic.
Seasonable conditions. RH will remain elevated with overnight
recovery into the mid 80s and minimum afternoon values of mid 60s.
Winds will be light to gentle out of the east to southeast.


FLZ076>078-110215-
Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys-
Including the cities of Key Largo, Marathon, and Key West
405 AM EDT Thu Sep 10 2026

                      Today        Tonight      Fri

Cloud Cover           Pcldy        Pcldy        Mclear
Chance Precip (%)     60           30           50
Chance of Thunder (%) 50           30           50
Weather Type          Tstms        Tstms        Tstms
Max/Min Temp          91           82           91
Min/Max RH %          66           90           65
Wind 20ft AM (mph)    E  7                      SE  8
Wind 20ft PM (mph)    E  6         E  7         E  6
Precip Duration       8            4            2
Precip Begin          6 AM         Continuing   Continuing
Precip End            Continuing   Continuing   Continuing
Precip Amount         0.08         0.03         0.09
Mixing Hgt(ft-agl)    3200         800          3400
Transport Wnd (mph)   SE 14        E 16         E 14
Dispersion Index      42           13           44
Max LVORI             4            5            4

Remarks...None.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 80s. East winds around 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Southeast winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 80s. East winds around 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Southeast winds around 5 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 80s. East winds around 5 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. East winds around 5 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 80s. East winds around 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 90. East winds around 10 mph.
.TUESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 80s. East winds around 15 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 90. East winds around 10 mph.

$$