Area Forecast Discussion
Issued by NWS
FXUS62 KKEY 220614
Area Forecast Discussion
National Weather Service Key West FL
214 AM EDT Sat Oct 22 2016
KBYX detects isolated showers over the coastal waters of the offshore
Gulf of Mexico. Elsewhere, KBYX detects no precipitation echoes in
the remainder of the forecast area. Skies over the island chain are
mostly clear. Winds over land are northwest to north near 10 mph.
C-MAN winds, on average, are northwest to north at 10 to 15 knots.
Temperatures are in the upper 70s.
.SHORT TERM (Today through Monday)...
A cold front will move through the Florida Keys this morning. An area
of high pressure over the southeastern United States will build
southeastward down the Florida peninsula this afternoon through
Monday. After the aforementioned frontal passage, measurable rain
chances for the Florida Keys in the short term portion of the
forecast will be near zero.
.LONG TERM (Monday night through Friday)...
An area of high pressure over the southeastern United States will be
reinforced by a stronger high pressure system over the north central
United States Monday night and Tuesday. This high pressure system
should move eastward across the northeastern United States Tuesday
night through Thursday night. A tropical wave may amplify over the
Bahamas Friday. The long term portion of the forecast will feature
windy conditions, with slowly increasing rain chances.
Small craft are urged to exercise caution on the coastal waters of
the Gulf of Mexico and Atlantic today due to increasing northerly
breezes. A small craft advisory may be required for all Keys coastal
waters tonight. A small craft advisory will likely be required for
the coastal waters of the Florida Straits Sunday through Monday
night. A small craft advisory may be required for the coastal waters
of Florida Bay, the Gulf of Mexico, and Hawk Channel Sunday through
Monday night. A small craft advisory will likely be required for all
Keys coastal waters Tuesday through at least Wednesday night.
Expect VFR and a light northwesterly breeze around 6 kts at KEYW and
KMTH overnight. FROPA will occur around 15z, ushering in stronger
northerly winds around 12kts and higher gusts into the 20kt range.
Some VCSH may be possible with FROPA, but coverage will be very
limited, so it has not been included in the TAFs at this time.
On this date in Florida Keys weather history, in 1898, the low
temperature in Key West was 64 degrees. This set the daily record for
minimum temperature measured in Key West on October 22nd, a record
which still stands 118 years later. Temperature records at Key West
date back to 1872.
.PRELIMINARY POINT TEMPS/POPS...
Key West 81 71 81 72 / 10 - 0 -
Marathon 82 71 81 72 / 10 - 0 -
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