GMZ005-021430-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1030 PM EDT Sat Nov 1 2025
.SYNOPSIS...Gentle to moderate northeasterly breezes will continue
through the weekend, but a low currently over the central U.S.
will track southeast, and will likely freshen winds as an
associated front surges across the region sometime Monday and
Tuesday. Thereafter, the next ridge will build in and breezes will
slacken.
The Approximate Shoreward Edge of the Gulf Stream as of October
28...
49 NM South of Dry Tortugas Light...on Loggerhead Key.
40 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
20 NM South of Sand Key Light...off Key West.
17 NM South of Looe Key...off Big Pine Key.
17 NM Southeast of Sombrero Key Light...off Marathon.
4 NM Southeast of Alligator Reef Light...off Islamorada.
2 NM Southeast of Molasses Reef Light...off Key Largo.
2 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.
$$
GMZ052>055-072>075-021430- 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- 1030 PM EDT Sat Nov 1 2025 OVERNIGHT Northeast to east winds 10 to 15 knots. Seas subsiding to 2 to 3 feet. Wave Detail: Northeast to east 3 feet at 4 seconds and west 1 foot at 7 seconds. Isolated showers. SUNDAY Northeast to east winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast to east 3 feet at 5 seconds and west 1 foot at 6 seconds. Scattered showers. SUNDAY NIGHT Northeast winds near 15 knots. Seas building to 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds. Scattered showers. MONDAY North to northeast winds near 15 knots, increasing to 15 to 20 knots. Seas building to 3 to 5 feet, occasionally to 6 feet. Isolated showers. MONDAY NIGHT North to northeast winds near 20 knots. Seas 4 to 6 feet, building to 5 to 7 feet, occasionally to 9 feet. Isolated showers. TUESDAY North to northeast winds near 20 knots, decreasing to 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. TUESDAY NIGHT Northeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Isolated showers. WEDNESDAY Northeast to east winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Isolated showers. WEDNESDAY NIGHT Northeast to east winds 15 to 20 knots, decreasing to near 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Scattered showers. THURSDAY Northeast to east winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Isolated showers. THURSDAY NIGHT Northeast to east winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Isolated showers. $$
GMZ052>055-072>075-021430- 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- 1030 PM EDT Sat Nov 1 2025 OVERNIGHT Northeast to east winds 10 to 15 knots. Seas subsiding to 2 to 3 feet. Wave Detail: Northeast to east 3 feet at 4 seconds and west 1 foot at 7 seconds. Isolated showers. SUNDAY Northeast to east winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast to east 3 feet at 5 seconds and west 1 foot at 6 seconds. Scattered showers. SUNDAY NIGHT Northeast winds near 15 knots. Seas building to 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds. Scattered showers. MONDAY North to northeast winds near 15 knots, increasing to 15 to 20 knots. Seas building to 3 to 5 feet, occasionally to 6 feet. Isolated showers. MONDAY NIGHT North to northeast winds near 20 knots. Seas 4 to 6 feet, building to 5 to 7 feet, occasionally to 9 feet. Isolated showers. TUESDAY North to northeast winds near 20 knots, decreasing to 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. TUESDAY NIGHT Northeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Isolated showers. WEDNESDAY Northeast to east winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Isolated showers. WEDNESDAY NIGHT Northeast to east winds 15 to 20 knots, decreasing to near 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Scattered showers. THURSDAY Northeast to east winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Isolated showers. THURSDAY NIGHT Northeast to east winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Isolated showers. $$