Hazardous marine condition(s):
Small Craft Advisory
GMZ005-260830-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
416 PM EDT Mon May 25 2026
.SYNOPSIS...A North 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.
$$
GMZ042>044-260830- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 416 PM EDT Mon May 25 2026 SMALL CRAFT ADVISORY IN EFFECT TONIGHT East to southeast winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters rough. A chance of showers with a slight chance of thunderstorms. TUESDAY East to southeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters choppy. A slight chance of showers and thunderstorms. TUESDAY NIGHT East to southeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. A chance of showers and thunderstorms. WEDNESDAY East to southeast winds near 15 knots, decreasing to 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop, becoming a light to moderate chop. A chance of showers and thunderstorms. WEDNESDAY NIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms. THURSDAY Southeast winds near 10 knots, decreasing to 5 to 10 knots. Seas around 2 feet, subsiding to 1 to 2 feet. Nearshore waters a light chop, becoming smooth to a light chop. A chance of showers and thunderstorms. THURSDAY NIGHT Southeast winds near 5 knots. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters smooth. A slight chance of showers and thunderstorms. FRIDAY Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A slight chance of showers and thunderstorms. FRIDAY NIGHT Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A chance of showers and thunderstorms. SATURDAY Southeast to south winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Showers likely with a chance of thunderstorms. SATURDAY NIGHT Southeast to south winds 10 to 15 knots. Seas building to 2 to 3 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms. $$
GMZ042>044-260830- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 416 PM EDT Mon May 25 2026 SMALL CRAFT ADVISORY IN EFFECT TONIGHT East to southeast winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters rough. A chance of showers with a slight chance of thunderstorms. TUESDAY East to southeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters choppy. A slight chance of showers and thunderstorms. TUESDAY NIGHT East to southeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. A chance of showers and thunderstorms. WEDNESDAY East to southeast winds near 15 knots, decreasing to 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop, becoming a light to moderate chop. A chance of showers and thunderstorms. WEDNESDAY NIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms. THURSDAY Southeast winds near 10 knots, decreasing to 5 to 10 knots. Seas around 2 feet, subsiding to 1 to 2 feet. Nearshore waters a light chop, becoming smooth to a light chop. A chance of showers and thunderstorms. THURSDAY NIGHT Southeast winds near 5 knots. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters smooth. A slight chance of showers and thunderstorms. FRIDAY Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A slight chance of showers and thunderstorms. FRIDAY NIGHT Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A chance of showers and thunderstorms. SATURDAY Southeast to south winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Showers likely with a chance of thunderstorms. SATURDAY NIGHT Southeast to south winds 10 to 15 knots. Seas building to 2 to 3 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms. $$