185
FNUS52 KKEY 090928
FWFKEY

Fire Weather Planning Forecast for the Florida Keys
National Weather Service Key West FL
428 AM EST Tue Dec 9 2025

.Discussion...
Increased moisture and instability due to a passing cold front,
currently stalled in the Straits of Florida, will result in
elevated rain chances and freshened breezes through tonight.
Thereafter, breezes will fluctuate between gentle to moderate and
rain chances will return to near normal over the next few days.
Min RH values will hold above 70 percent today and tomorrow.


FLZ076>078-100100-
Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys-
Including the cities of Key Largo, Marathon, and Key West
428 AM EST Tue Dec 9 2025

                      Today        Tonight      Wed

Cloud Cover           Mcldy        Pcldy        Pcldy
Chance Precip (%)     60           40           20
Chance of Thunder (%) 0            0            0
Weather Type          Showers      Showers      Showers
Max/Min Temp          78           69           79
Min/Max RH %          77           96           75
Wind 20ft AM (mph)    NE 10                     NE  6
Wind 20ft PM (mph)    NE 10        NE  9        Lgt/Var
Precip Duration       8            3            1
Precip Begin          6 AM         Continuing   Continuing
Precip End            Continuing   Continuing   Continuing
Precip Amount         0.07         0.03         0.00
Mixing Hgt(ft-agl)    2600         600          2400
Transport Wnd (mph)   NE 26        NE 17        E 13
Dispersion Index      46           25           30
Max LVORI             4            5            5

Remarks...None.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Northeast winds around 5 mph.
.THURSDAY...Sunny. Highs in the mid 70s. North winds around
5 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds around 5 mph.
.FRIDAY...Sunny. Highs in the upper 70s. Northeast winds around
5 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 70s. Northeast winds around 5 mph.
.SATURDAY...Mostly cloudy with a chance of showers. Highs around
80. Northeast winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 70s. Northeast winds around 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 70. Northeast winds around 10 mph.
.MONDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Northeast winds around 10 mph.

$$