GMZ005-260230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1027 AM EDT Sat Apr 25 2026
.SYNOPSIS...Weak high pressure over the western North Atlantic
will maintain generally light to gentle east to southeast breezes
for the next several days, becoming light and variable at times.
The Approximate Shoreward Edge of the Gulf Stream as of April 22...
19 NM South of Dry Tortugas Light...on Loggerhead Key.
11 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
8 NM South of Sand Key Light...off Key West.
13 NM South of Looe Key...off Big Pine Key.
19 NM Southeast of Sombrero Key Light...off Marathon.
24 NM Southeast of Alligator Reef Light...off Islamorada.
26 NM Southeast of Molasses Reef Light...off Key Largo.
14 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.
$$
GMZ052>055-072>075-260230- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 1027 AM EDT Sat Apr 25 2026 THIS AFTERNOON East to southeast winds near 10 knots, decreasing to 5 to 10 knots. Seas around 2 feet, subsiding to 1 to 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A slight chance of showers. TONIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. SUNDAY Southeast winds 5 to 10 knots, becoming east to southeast and decreasing to near 5 knots. Seas 1 to 2 feet. Wave Detail: East to southeast 1 foot at 4 seconds. SUNDAY NIGHT East winds 5 to 10 knots, becoming east to southeast. Seas 1 to 2 feet. MONDAY East to southeast winds near 5 knots, becoming northeast to east and increasing to 5 to 10 knots in the afternoon. Seas 1 to 2 feet. A slight chance of showers. MONDAY NIGHT Northeast to east winds 5 to 10 knots. Seas 1 to 2 feet. TUESDAY Northeast to east winds near 10 knots. Seas around 2 feet. TUESDAY NIGHT Northeast to east winds 10 to 15 knots, decreasing to near 10 knots. Seas 2 to 3 feet. WEDNESDAY East winds 5 to 10 knots. Seas around 2 feet. WEDNESDAY NIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. $$
GMZ052>055-072>075-260230- 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- 1027 AM EDT Sat Apr 25 2026 THIS AFTERNOON East to southeast winds near 10 knots, decreasing to 5 to 10 knots. Seas around 2 feet, subsiding to 1 to 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A slight chance of showers. TONIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. SUNDAY Southeast winds 5 to 10 knots, becoming east to southeast and decreasing to near 5 knots. Seas 1 to 2 feet. Wave Detail: East to southeast 1 foot at 4 seconds. SUNDAY NIGHT East winds 5 to 10 knots, becoming east to southeast. Seas 1 to 2 feet. MONDAY East to southeast winds near 5 knots, becoming northeast to east and increasing to 5 to 10 knots in the afternoon. Seas 1 to 2 feet. A slight chance of showers. MONDAY NIGHT Northeast to east winds 5 to 10 knots. Seas 1 to 2 feet. TUESDAY Northeast to east winds near 10 knots. Seas around 2 feet. TUESDAY NIGHT Northeast to east winds 10 to 15 knots, decreasing to near 10 knots. Seas 2 to 3 feet. WEDNESDAY East winds 5 to 10 knots. Seas around 2 feet. WEDNESDAY NIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. $$