Area Forecast Discussion
Issued by NWS Key West, FL

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FXUS62 KKEY 041444
AFDKEY

Area Forecast Discussion
National Weather Service Key West FL
1044 AM EDT Thu Sep 4 2025

...New DISCUSSION, MARINE, AVIATION...

.DISCUSSION...
Issued at 1044 AM EDT Thu Sep 4 2025
Another yucky morning for the Florida Keys. KAMX radar detects
widespread showers with scattered thunderstorms throughout the
CWA. While a majority of the island chain saw a little break in
showers and Key West even saw sunshine for a few minutes, that
relief was brief as radar shows a large area of convection moving
towards land. The 12z KKEY sounding this morning measured 2.34
inches which is not record breaking, but well above the 90
percentile for the day. Winds across the Reef are currently
southwest to west at 10 to 15 knots. Little change is expected
today in terms of synoptic pattern resulting in very similar
conditions that we`ve been experiencing over the last few days.
Therefore, we will see yet another wet day, with a possible lull
in the evening before firing off again. For winds, a brief surge
of near 15 knots is possible in the coastal waters before settling
back to 10 to 15 knots. No changes were needed to this update as
everything is on track.

&&

.MARINE...
Issued at 1044 AM EDT Thu Sep 4 2025
No watches, warnings, or advisories are currently in effect for
the coastal waters of the Florida Keys. From synopsis, a broad
surface low along a stationary front stretching from the Gulf
eastward to the Florida Peninsula will maintain westerly winds
across the Florida Keys marine zones today. The front will remain
rooted in place through the next few days, while the low meanders
northeast into the western North Atlantic, promoting southwest to
west breezes throughout the week. Abundant moisture will promote
well above normal rain and thunder chances through the end of the
work week. High pressure slowly building across the North Atlantic
over the weekend will support reduced rain and thunder chances,
although remaining at or above normal.

&&

.AVIATION...
(15Z TAFS)
Issued at 1044 AM EDT Thu Sep 4 2025
Though VFR conditions are prevailing at both terminals, a large
area of showers with embedded thunderstorms is moving towards the
island chain. TEMPOs may be required for passing thunderstorms
including lower VIS, CIG, and gusty winds associated. Outside of
direct impacts, VCSH is included at EYW and MTH and will likely
stay that way through tonight and winds will be southwest to
westerly at near 10 knots.

&&

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

$$

Public/Marine/Fire...AP
Aviation/Nowcasts....AP
Data Acquisition.....AJP

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