Hazardous marine condition(s):
Small Craft Advisory
GMZ005-261430-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1018 PM EDT Mon May 25 2026
.SYNOPSIS...An Atlantic high pressure system centered near
Bermuda will support fresh east to southeast breezes through
Tuesday night. Breezes will noticeably slacken and veer to the
southeast to south as the high slides eastward and weakens by the
middle of the week. Shower and thunderstorm chances will increase
for the middle and latter part of the work week.
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.
$$
GMZ052>055-072>075-261430- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 1018 PM EDT Mon May 25 2026 SMALL CRAFT ADVISORY IN EFFECT TONIGHT East to southeast winds near 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East to southeast 7 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms. TUESDAY East to southeast winds 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet, subsiding to 4 to 6 feet, occasionally to 8 feet. Wave Detail: East to southeast 6 feet at 7 seconds. A slight chance of showers and thunderstorms. TUESDAY NIGHT East to southeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East to southeast 5 feet at 6 seconds. A chance of showers and thunderstorms. WEDNESDAY East to southeast winds near 15 knots, decreasing to 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet, subsiding to 2 to 4 feet, occasionally to 5 feet. A chance of showers and thunderstorms. WEDNESDAY NIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms. THURSDAY East to southeast winds 10 to 15 knots, decreasing to near 10 knots. Seas 2 to 3 feet, subsiding to around 2 feet. A chance of showers and thunderstorms. THURSDAY NIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. FRIDAY Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers with a slight chance of thunderstorms. FRIDAY NIGHT Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers and thunderstorms. SATURDAY Southeast to south winds near 10 knots. Seas 1 to 2 feet, building to around 2 feet. Showers likely with a chance of thunderstorms. SATURDAY NIGHT Southeast to south winds 10 to 15 knots. Seas building to 2 to 3 feet. A chance of showers and thunderstorms. $$
GMZ052>055-072>075-261430- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 1018 PM EDT Mon May 25 2026 SMALL CRAFT ADVISORY IN EFFECT TONIGHT East to southeast winds near 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East to southeast 7 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms. TUESDAY East to southeast winds 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet, subsiding to 4 to 6 feet, occasionally to 8 feet. Wave Detail: East to southeast 6 feet at 7 seconds. A slight chance of showers and thunderstorms. TUESDAY NIGHT East to southeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East to southeast 5 feet at 6 seconds. A chance of showers and thunderstorms. WEDNESDAY East to southeast winds near 15 knots, decreasing to 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet, subsiding to 2 to 4 feet, occasionally to 5 feet. A chance of showers and thunderstorms. WEDNESDAY NIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms. THURSDAY East to southeast winds 10 to 15 knots, decreasing to near 10 knots. Seas 2 to 3 feet, subsiding to around 2 feet. A chance of showers and thunderstorms. THURSDAY NIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. FRIDAY Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers with a slight chance of thunderstorms. FRIDAY NIGHT Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers and thunderstorms. SATURDAY Southeast to south winds near 10 knots. Seas 1 to 2 feet, building to around 2 feet. Showers likely with a chance of thunderstorms. SATURDAY NIGHT Southeast to south winds 10 to 15 knots. Seas building to 2 to 3 feet. A chance of showers and thunderstorms. $$