FNUS52 KKEY 150857
FWFKEY

Fire Weather Planning Forecast for the Florida Keys
National Weather Service Key West FL
457 AM EDT Thu Oct 15 2026

.Discussion...
Gentle to moderate east breezes are expected to continue through
tonight before shifting to the east to southeast for Friday as
well as slacken to light to gentle breezes. Transport winds will
also be gentle to moderate before slackening to mainly gentle
breezes for Friday. Moisture will remain abundant for the next few
forecast periods with a chance of showers and a slight chance of
thunderstorms today through Friday. Min RH values are expected to
be in the upper 60s percent today and Friday with good max RH
recovery overnight to near 90 percent.

FLZ076>078-160130-
Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys-
Including the cities of Key Largo, Marathon, and Key West
457 AM EDT Thu Oct 15 2026

                      Today        Tonight      Fri

Cloud Cover           Mclear       Mclear       Pcldy
Chance Precip (%)     40           40           40
Chance of Thunder (%) 20           20           20
Weather Type          Tstms        Tstms        Tstms
Max/Min Temp          89           81           89
Min/Max RH %          68           90           68
Wind 20ft AM (mph)    E  8                      E  8
Wind 20ft PM (mph)    E  8         E  9         E  6
Precip Duration       2            2            2
Precip Begin          6 AM         Continuing   Continuing
Precip End            Continuing   Continuing   Continuing
Precip Amount         0.05         0.02         0.01
Mixing Hgt(ft-agl)    3400         1800         3400
Transport Wnd (mph)   E 13         E 15         SE 10
Dispersion Index      40           20           37
Max LVORI             4            4            4

Remarks...None.

$$

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

$$

MJV