Hazardous marine condition(s):
Short Term Forecast
GMZ005-272045-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
440 AM EDT Wed May 27 2026
.SYNOPSIS...An Atlantic high pressure system centered south and
southwest of Bermuda will support moderate to fresh east to
southeast breezes through tonight. Breezes will noticeably slacken
and veer to the southeast to south as the high slides eastward
and weakens starting later today. Shower and thunderstorm chances
will remain elevated through the end of the week and into the
upcoming weekend.
The Approximate Shoreward Edge of the Gulf Stream as of May 22...
22 NM South of Dry Tortugas Light...on Loggerhead Key.
9 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
8 NM South of Sand Key Light...off Key West.
8 NM South of Looe Key...off Big Pine Key.
6 NM Southeast of Sombrero Key Light...off Marathon.
4 NM Southeast of Alligator Reef Light...off Islamorada.
1 NM Southeast of Molasses Reef Light...off Key Largo.
1 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.
$$
GMZ033-034-272045- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- 440 AM EDT Wed May 27 2026 SMALL CRAFT SHOULD EXERCISE CAUTION TODAY Southeast winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds. A chance of showers and thunderstorms. TONIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. A chance of showers and thunderstorms. THURSDAY Southeast winds near 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. A chance of showers and thunderstorms. THURSDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. A chance of showers with a slight chance of thunderstorms. FRIDAY Southeast winds 5 to 10 knots, decreasing to near 5 knots. Seas subsiding to 1 foot or less. A slight chance of showers and thunderstorms. FRIDAY NIGHT Southwest to west winds near 5 knots. Seas 1 foot or less. A chance of showers with a slight chance of thunderstorms. SATURDAY South winds near 5 knots. Seas around 1 foot. A chance of showers and thunderstorms. SATURDAY NIGHT South winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. SUNDAY South to southwest winds near 5 knots. Seas around 1 foot. A chance of showers with a slight chance of thunderstorms. SUNDAY NIGHT Southeast to south winds 5 to 10 knots. Seas around 1 foot. A chance of showers and thunderstorms. $$
GMZ033-034-272045- 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- 440 AM EDT Wed May 27 2026 SMALL CRAFT SHOULD EXERCISE CAUTION TODAY Southeast winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds. A chance of showers and thunderstorms. TONIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. A chance of showers and thunderstorms. THURSDAY Southeast winds near 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. A chance of showers and thunderstorms. THURSDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. A chance of showers with a slight chance of thunderstorms. FRIDAY Southeast winds 5 to 10 knots, decreasing to near 5 knots. Seas subsiding to 1 foot or less. A slight chance of showers and thunderstorms. FRIDAY NIGHT Southwest to west winds near 5 knots. Seas 1 foot or less. A chance of showers with a slight chance of thunderstorms. SATURDAY South winds near 5 knots. Seas around 1 foot. A chance of showers and thunderstorms. SATURDAY NIGHT South winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. SUNDAY South to southwest winds near 5 knots. Seas around 1 foot. A chance of showers with a slight chance of thunderstorms. SUNDAY NIGHT Southeast to south winds 5 to 10 knots. Seas around 1 foot. A chance of showers and thunderstorms. $$