Area Forecast Discussion
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000
FXUS62 KKEY 231907
AFDKEY

Area Forecast Discussion
National Weather Service Key West FL
207 PM EST Thu Nov 23 2017

.DISCUSSION...
.CURRENTLY...
KBYX detects widely separated showers throughout the forecast
area. Skies over the island chain are partly cloudy. Winds over
land are south to southwest near 10 mph. C-MAN winds, on average,
are south to southwest at 10 to 15 knots. Temperatures are in the
lower to mid 80s.

.SHORT TERM (Tonight through Sunday night)...
An area of low pressure over the northeastern Gulf of Mexico will
pass across the northern half of the Florida peninsula tonight. A
trough of low pressure will approach South Florida Friday. This
trough of low pressure will pass through the Florida Keys Friday
night. An area of high pressure over the south central United
States will build southeastward down the Florida peninsula
Saturday and Saturday night. Rain chances in the short term
portion of the forecast will be highest after midnight tonight
well ahead of the aforementioned approaching trough of low
pressure.

&&

.LONG TERM (Monday through Thursday)...
An area of high pressure will move eastward across the
Southeastern United States Monday and Monday night. This area of
high pressure will enter the western Atlantic Ocean Tuesday. An
Atlantic ridge of high pressure will extend across the
Southeastern United States Tuesday night and Wednesday. This ridge
of high pressure will retreat eastward Wednesday night and
Thursday. No more than slight chance POPs are needed in the long
term portion of the forecast.

&&

.MARINE...
Gentle to moderate south to southwest breezes will prevail on all
Keys coastal waters tonight. No advisories or cautionary headlines
expected tonight through at least Tuesday night.

&&

.AVIATION...
VFR conditions will prevail at the island terminals today.
With that said, an approaching cold front will likely deliver a
round or two of sub VFR conditions and gusty winds. Outside of
convective activity, surface winds will be light out of the
southwest.

&&

.CLIMATE...
0.81 inches of rain fell at Key West International Airport so far
today. This set the daily record for maximum rainfall measured in
Key West on November 23rd. The previous record was 0.78 inches of
rainfall, which was observed in 1881. Rainfall records at Key West
date back to 1871.

&&

.PRELIMINARY POINT TEMPS/POPS...
Key West  73 79 70 78 / 70 60 - -
Marathon  73 81 70 80 / 70 60 - -


&&

.KEY WATCHES/WARNINGS/ADVISORIES...
FL...None.
GM...None.

&&

$$

Public/Marine/Fire...BS
Aviation/Nowcasts....11
Data Collection......DR

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