GMZ005-040830-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
428 PM EDT Sun May 3 2026
.SYNOPSIS...Gentle to moderate north to northeast breezes will
gradually back to the northwest this evening and overnight.
Thereafter, winds will briefly freshen and clock back to the
northeast as high pressure quickly moves across the southeast U.S.
Breezes will then slacken and clock east to southeast Tuesday as
high pressure builds southward across Florida and expands in the
Atlantic. Convective and mesoscale diurnal influences will have a
significant effect on winds. Rain and thunder chances will be well
above normal through tonight then gradually trend downwards
through the next couple of days.
The Approximate Shoreward Edge of the Gulf Stream as of April 28...
16 NM South of Dry Tortugas Light...on Loggerhead Key.
10 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
9 NM South of Sand Key Light...off Key West.
9 NM South of Looe Key...off Big Pine Key.
12 NM Southeast of Sombrero Key Light...off Marathon.
10 NM Southeast of Alligator Reef Light...off Islamorada.
6 NM Southeast of Molasses Reef Light...off Key Largo.
6 NM Southeast of Carysfort Reef Light...off Ocean Reef.
Gulf Stream Information Courtesy of the National Weather Service in
Key West based on products from NASA SPoRT and RTOFS.
$$
GMZ033-034-040830- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- 428 PM EDT Sun May 3 2026 TONIGHT North to northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: West to northwest 4 feet at 7 seconds. Showers likely with a chance of thunderstorms. MONDAY North to northeast winds 10 to 15 knots, briefly decreasing to near 10 knots. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at 6 seconds and northeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms. MONDAY NIGHT Northeast to east near 15 knots, becoming east to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast to east 2 feet at 3 seconds and northwest 2 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. TUESDAY East to southeast winds near 10 knots, decreasing to 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. A slight chance of showers and thunderstorms. TUESDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. WEDNESDAY East to southeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. WEDNESDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. THURSDAY Southeast to south winds 5 to 10 knots, becoming variable near 5 knots. Seas around 1 foot. THURSDAY NIGHT Variable winds near 5 knots. Seas 1 foot or less. FRIDAY Variable winds near 5 knots. Seas around 1 foot. FRIDAY NIGHT North to northeast winds near 5 knots, becoming east to southeast. Seas around 1 foot. A slight chance of showers. $$
GMZ033-034-040830- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- 428 PM EDT Sun May 3 2026 TONIGHT North to northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: West to northwest 4 feet at 7 seconds. Showers likely with a chance of thunderstorms. MONDAY North to northeast winds 10 to 15 knots, briefly decreasing to near 10 knots. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at 6 seconds and northeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms. MONDAY NIGHT Northeast to east near 15 knots, becoming east to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast to east 2 feet at 3 seconds and northwest 2 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. TUESDAY East to southeast winds near 10 knots, decreasing to 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. A slight chance of showers and thunderstorms. TUESDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. WEDNESDAY East to southeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. WEDNESDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. THURSDAY Southeast to south winds 5 to 10 knots, becoming variable near 5 knots. Seas around 1 foot. THURSDAY NIGHT Variable winds near 5 knots. Seas 1 foot or less. FRIDAY Variable winds near 5 knots. Seas around 1 foot. FRIDAY NIGHT North to northeast winds near 5 knots, becoming east to southeast. Seas around 1 foot. A slight chance of showers. $$