Hazardous marine condition(s):
Small Craft Advisory
GMZ005-021545-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1032 PM EST Sun Feb 1 2026
.SYNOPSIS...Fresh to occasional strong northwest breezes winds
overnight through Monday morning will result hazardous marine
conditions. North to northeast breezes will slacken appreciably on
Tuesday, becoming gentle to moderate. Near the end of the week,
another cold front may push through the area, and could bring
another push of freshening breezes and building seas.
The Approximate Shoreward Edge of the Gulf Stream as of January
28...
30 NM South of Dry Tortugas Light...on Loggerhead Key.
14 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
12 NM South of Sand Key Light...off Key West.
15 NM South of Looe Key...off Big Pine Key.
16 NM Southeast of Sombrero Key Light...off Marathon.
11 NM Southeast of Alligator Reef Light...off Islamorada.
7 NM Southeast of Molasses Reef Light...off Key Largo.
5 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.
$$
GMZ033-034-021545- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- 1032 PM EST Sun Feb 1 2026 SMALL CRAFT ADVISORY IN EFFECT OVERNIGHT Northwest to north winds near 20 knots. Seas 5 to 8 feet, occasionally to 10 feet, subsiding to 4 to 7 feet, occasionally to 9 feet. Wave Detail: Northwest 8 feet at 9 seconds. MONDAY North winds 15 to 20 knots, decreasing to near 15 knots. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet, occasionally to 5 feet in the afternoon. Wave Detail: Northwest 6 feet at 8 seconds, becoming northwest 4 feet at 7 seconds. MONDAY NIGHT North to northeast winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest to north 4 feet at 7 seconds. TUESDAY Northeast winds decreasing to 10 to 15 knots. Seas 2 to 3 feet. TUESDAY NIGHT Northeast to east winds 10 to 15 knots. Seas 1 to 2 feet. WEDNESDAY Northeast winds near 10 knots. Seas 1 to 2 feet. WEDNESDAY NIGHT North winds 5 to 10 knots, becoming west to northwest near 10 knots. Seas around 1 foot. Isolated showers. THURSDAY West winds 10 to 15 knots, becoming northwest near 20 knots. Seas 1 to 2 feet, building to 2 to 4 feet, occasionally to 5 feet. Scattered showers. THURSDAY NIGHT Northwest to north winds 20 to 25 knots, decreasing to near 20 knots. Seas building to 5 to 7 feet, occasionally to 9 feet. Isolated showers. FRIDAY Northwest to north winds 15 to 20 knots, decreasing to near 15 knots. Seas subsiding to 3 to 5 feet, occasionally to 6 feet. FRIDAY NIGHT Northwest to north winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$
GMZ033-034-021545- 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- 1032 PM EST Sun Feb 1 2026 SMALL CRAFT ADVISORY IN EFFECT OVERNIGHT Northwest to north winds near 20 knots. Seas 5 to 8 feet, occasionally to 10 feet, subsiding to 4 to 7 feet, occasionally to 9 feet. Wave Detail: Northwest 8 feet at 9 seconds. MONDAY North winds 15 to 20 knots, decreasing to near 15 knots. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet, occasionally to 5 feet in the afternoon. Wave Detail: Northwest 6 feet at 8 seconds, becoming northwest 4 feet at 7 seconds. MONDAY NIGHT North to northeast winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest to north 4 feet at 7 seconds. TUESDAY Northeast winds decreasing to 10 to 15 knots. Seas 2 to 3 feet. TUESDAY NIGHT Northeast to east winds 10 to 15 knots. Seas 1 to 2 feet. WEDNESDAY Northeast winds near 10 knots. Seas 1 to 2 feet. WEDNESDAY NIGHT North winds 5 to 10 knots, becoming west to northwest near 10 knots. Seas around 1 foot. Isolated showers. THURSDAY West winds 10 to 15 knots, becoming northwest near 20 knots. Seas 1 to 2 feet, building to 2 to 4 feet, occasionally to 5 feet. Scattered showers. THURSDAY NIGHT Northwest to north winds 20 to 25 knots, decreasing to near 20 knots. Seas building to 5 to 7 feet, occasionally to 9 feet. Isolated showers. FRIDAY Northwest to north winds 15 to 20 knots, decreasing to near 15 knots. Seas subsiding to 3 to 5 feet, occasionally to 6 feet. FRIDAY NIGHT Northwest to north winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. $$