Special Marine Warning
Special Marine Warning
GMZ052-072-012115-
/O.NEW.KKEY.MA.W.0012.260301T2022Z-260301T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Key West FL
322 PM EST Sun Mar 1 2026
The National Weather Service in Key West has issued a
* Special Marine Warning for...
Straits of Florida from Ocean Reef to Craig Key out 60 nm...
* Until 415 PM EST.
* At 321 PM EST, a strong thunderstorm was located 12 nm southeast of
The Elbow Light, moving south at 15 knots.
HAZARD...Wind gusts 34 knots or greater and small hail.
SOURCE...National Weather Service Meteorologist.
IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher
waves, frequent lightning, and heavy downpours.
* The strong thunderstorm will remain over mainly open waters.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for wind gusts in excess of 34 knots, steep and fast-building
seas, frequent lightning, and blinding downpours. Stay low or go
below, and make sure all on board are wearing life jackets.
&&
LAT...LON 2505 8020 2511 8001 2480 7980 2464 8009
TIME...MOT...LOC 2021Z 340DEG 14KT 2501 8008
HAIL...<.75IN
WIND...>34KTS
$$
JR
Special Marine Warning
GMZ031-042-052-012115-
/O.NEW.KKEY.MA.W.0011.260301T2020Z-260301T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Key West FL
320 PM EST Sun Mar 1 2026
The National Weather Service in Key West has issued a
* Special Marine Warning for...
Hawk Channel and Straits of Florida from Ocean Reef to Craig Key
out 20 nm...
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound...
* Until 415 PM EST.
* At 319 PM EST, a strong thunderstorm was located over Baker Cut,
moving south at 10 knots.
HAZARD...Wind gusts 34 knots or greater and small hail.
SOURCE...National Weather Service Meteorologist.
IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher
waves, frequent lightning, and heavy downpours.
* Locations in the warning include...
Buttonwood Sound, Dusenberry Creek, Mosquito Bank Light, Blackwater
Sound, French Ref, Tavernier, and Molasses Reef Light.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Boaters should seek safe harbor as quickly, and as safely as
possible. When downpours reduce visibility, slow down.
&&
LAT...LON 2519 8043 2514 8040 2515 8044 2517 8046
2515 8046 2512 8042 2507 8047 2512 8038
2490 8023 2476 8059 2494 8061 2495 8057
2501 8052 2501 8054 2498 8056 2495 8060
2513 8063
TIME...MOT...LOC 2019Z 340DEG 12KT 2509 8052
HAIL...<.75IN
WIND...>34KTS
$$
Short Term Forecast
Short Term Forecast...CORRECTED
National Weather Service Key West FL
305 PM EST Sun Mar 1 2026
FLZ076-GMZ031-042-052-072-012100-
Monroe Upper Keys-
Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood
Sound-Hawk Channel from Ocean Reef to Craig Key out to the reef-
Straits of Florida from Ocean Reef to Craig Key out 20 NM-
Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out-
Including the Communities of Key Largo
305 PM EST Sun Mar 1 2026
.NOW...
Through 400 pm, scattered thunderstorms will wax and wane as they
drift southeast at near 5 knots into the Florida Bay and Upper Keys
towards Carysfort Reef Light. Mariners encountering this activity can
expect moderate to heavy rainfall reducing visibilities, wind gusts
of 25 to 30 knots, and occasional lightning strikes.
$$
