Area Forecast Discussion
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000
FXUS62 KKEY 190208
AFDKEY

Area Forecast Discussion
National Weather Service Key West FL
908 PM EST Sat Nov 18 2017

.DISCUSSION...
.CURRENTLY...
KBYX detects no precipitation echoes. Skies over the island chain
are mostly clear. Winds over land are northeast near 5 mph. C-MAN
winds, on average, are northeast to east at 5 to 10 knots.
Temperatures are in the lower 70s.

.SHORT TERM (Overnight)...
In the low levels of the atmosphere, an area of high pressure will
be located in the vicinity of Bermuda overnight. In the mid levels
of the atmosphere, a ridge of high pressure will be centered over
the Florida Straits tonight. In the upper levels of the
atmosphere, a ridge of high pressure will be located near the
Bahamas overnight. The 00z KKEY sounding is stable and dry, with a
precipitable water value just under one inch. Atmospheric moisture
will remain constant overnight. The dry and stable air mass in
place will be responsible for no chance of rain for the Florida
Keys tonight.

&&

.MARINE...
Light northeast to east breezes will turn to the north overnight.
No advisories expected tonight and Sunday. A Small Craft Advisory
may be required for the coastal waters of the offshore Gulf of
Mexico Sunday night. A Small Craft Advisory will likely be
required for the coastal waters of the Atlantic and offshore Gulf
of Mexico Monday. A Small Craft Advisory may be required for the
coastal waters of Florida Bay and the nearshore Gulf of Mexico
Monday. A Small Craft Advisory may be required for the coastal
waters of the Gulf of Mexico and Atlantic Monday night. No
advisories expected Tuesday through at least Wednesday.

&&

.AVIATION...
VFR conditions will prevail at EYW and MTH tonight and Sunday.
Sustained east winds of 5 to 10 knots from just off the surface to
3,000 feet will back to northwest to north late tonight, before
increasing to 10 to 15 knots Sunday afternoon.

&&

.CLIMATE...
On this date in Florida Keys weather history, in 1923, the low
temperature in Key West was 56 degrees. This set the daily record
for minimum temperature measured in Key West on November 18th, a
record which still stands 94 years later. Temperature records at
Key West date back to 1872.

&&

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

&&

$$

Public/Marine/Fire...BS
Aviation/Nowcasts....BS
Data Collection......L. Kasper

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