948
FNUS52 KKEY 120825
FWFKEY

Fire Weather Planning Forecast for the Florida Keys
National Weather Service Key West FL
425 AM EDT Mon Oct 12 2026

.Discussion...
Light to gentle northeast breezes are expected to continue
through Tuesday. Transport winds will be slightly higher with
gentle to moderate winds expected. Moisture will begin increasing
across the area later today as a cold front approaches leading to
increasing rain chances, especially for tonight. A brief respite
is expected on Tuesday before moisture increases again due to the
front lingering nearby. Min RH values are expected to be in the
upper 60s percent today and the lower 60s percent on Tuesday with
good max RH recovery overnight into the lower 90s percent.

FLZ076>078-130100-
Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys-
Including the cities of Key Largo, Marathon, and Key West
425 AM EDT Mon Oct 12 2026

                      Today        Tonight      Tue

Cloud Cover           Mclear       Pcldy        Mclear
Chance Precip (%)     20           30           20
Chance of Thunder (%) 20           20           0
Weather Type          Tstms        Tstms        Showers
Max/Min Temp          89           79           87
Min/Max RH %          69           92           63
Wind 20ft AM (mph)    NE  5                     NE  8
Wind 20ft PM (mph)    NE  5        NE  5        NE  8
Precip Duration       1            2            1
Precip Begin          6 AM         Continuing   Continuing
Precip End            Continuing   Continuing   Continuing
Precip Amount         0.02         0.03         0.01
Mixing Hgt(ft-agl)    3000         1000         3500
Transport Wnd (mph)   NE 10        NE 14        NE 16
Dispersion Index      29           10           43
Max LVORI             5            5            4

Remarks...None.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear with a slight chance of showers.
Lows in the upper 70s. Northeast winds around 10 mph.
.WEDNESDAY...Sunny with a chance of showers and a slight chance
of thunderstorms. Highs in the upper 80s. Northeast winds around
10 mph.
.WEDNESDAY NIGHT...Mostly clear with a chance of showers and a
slight chance of thunderstorms. Lows around 80. East winds around
10 mph.
.THURSDAY...Sunny with a chance of showers and a slight chance of
thunderstorms. Highs in the upper 80s. East winds around 10 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows around 80. East winds around 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. East winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 70s. East winds around 5 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Northeast winds around
10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 70s. Northeast winds around
15 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the mid
80s. Northeast winds around 20 mph.

$$

MJV