FNUS52 KKEY 130836
FWFKEY

Fire Weather Planning Forecast for the Florida Keys
National Weather Service Key West FL
436 AM EDT Tue Oct 13 2026

.Discussion...
Gentle to moderate northeast to east breezes are expected to
continue through Wednesday. Transport winds will be slightly
higher with mainly moderate breezes expected. Moisture will remain
abundant for the next few forecast periods with slight chance for
showers and thunderstorms today and tonight as a front lingers
nearby. A slight uptick in moisture for Wednesday results in
chances. Min RH values are expected to be in the upper 60s percent
today and Wednesday with good max RH recovery overnight into the
lower 90s percent.

FLZ076>078-140130-
Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys-
Including the cities of Key Largo, Marathon, and Key West
436 AM EDT Tue Oct 13 2026

                      Today        Tonight      Wed

Cloud Cover           Mclear       Mclear       Mclear
Chance Precip (%)     20           20           30
Chance of Thunder (%) 20           20           20
Weather Type          Tstms        Tstms        Tstms
Max/Min Temp          87           78           88
Min/Max RH %          67           92           69
Wind 20ft AM (mph)    NE  8                     NE  9
Wind 20ft PM (mph)    NE  8        NE  9        E  8
Precip Duration       1            1            2
Precip Begin          6 AM         Continuing   Continuing
Precip End            Continuing   Continuing   Continuing
Precip Amount         0.02         0.05         0.07
Mixing Hgt(ft-agl)    3300         800          3400
Transport Wnd (mph)   NE 15        NE 16        E 16
Dispersion Index      40           19           46
Max LVORI             4            4            4

Remarks...None.

$$

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

$$

MJV