GMZ005-150230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1030 AM EDT Tue Oct 14 2025
.SYNOPSIS...A low pressure system developing off the Eastern
Seaboard and a high pressure system over the eastern United
States will allow moderate to fresh breezes today and tonight.
Slackening winds are expected on Wednesday as the aforementioned
low moves east. By the end of the week, high pressure will set up
along the Carolina coast and support freshening breezes. Expect
peak breezes during the late evening to mornings, and lulls in the
afternoons. Shower coverage will remain isolated to scattered.
The Approximate Shoreward Edge of the Gulf Stream as of October
08...
46 NM South of Dry Tortugas Light...on Loggerhead Key.
27 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
21 NM South of Sand Key Light...off Key West.
30 NM South of Looe Key...off Big Pine Key.
14 NM Southeast of Sombrero Key Light...off Marathon.
8 NM Southeast of Alligator Reef Light...off Islamorada.
7 NM Southeast of Molasses Reef Light...off Key Largo.
6 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.
$$
GMZ032-035-150230- Bayside and Gulfside from Craig Key to west end of Seven Mile Bridge- Gulf of America from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms- 1030 AM EDT Tue Oct 14 2025 SMALL CRAFT SHOULD EXERCISE CAUTION THIS AFTERNOON Northeast to east winds 15 to 20 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers. TONIGHT Northeast winds near 15 knots, increasing to 15 to 20 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a moderate chop, becoming choppy. Isolated showers. WEDNESDAY Northeast winds 15 to 20 knots, becoming north to northeast and decreasing to 10 to 15 knots. Seas around 2 feet, subsiding to 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters choppy, becoming a light to moderate chop. Isolated showers. WEDNESDAY NIGHT North to northeast winds near 10 knots, increasing to 10 to 15 knots. Seas 1 to 2 feet, except around 2 feet west of the Marquesas Keys. Nearshore waters a light chop, becoming a light to moderate chop. Isolated showers. THURSDAY Northeast winds 10 to 15 knots. Seas 1 to 2 feet, except around 2 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop. Isolated showers. THURSDAY NIGHT Northeast to east winds 10 to 15 knots, increasing to near 15 knots. Seas 1 to 2 feet, except around 2 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop, becoming a moderate chop. Isolated showers. FRIDAY Northeast to east winds 15 to 20 knots. Seas 2 to 3 feet. Nearshore waters choppy. Isolated showers. FRIDAY NIGHT Northeast to east winds 15 to 20 knots. Seas 2 to 3 feet, except building to 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers. SATURDAY East winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers. SATURDAY NIGHT East winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Scattered showers. $$
GMZ032-035-150230- Bayside and Gulfside from Craig Key to west end of Seven Mile Bridge- Gulf of America from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms- 1030 AM EDT Tue Oct 14 2025 SMALL CRAFT SHOULD EXERCISE CAUTION THIS AFTERNOON Northeast to east winds 15 to 20 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers. TONIGHT Northeast winds near 15 knots, increasing to 15 to 20 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a moderate chop, becoming choppy. Isolated showers. WEDNESDAY Northeast winds 15 to 20 knots, becoming north to northeast and decreasing to 10 to 15 knots. Seas around 2 feet, subsiding to 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters choppy, becoming a light to moderate chop. Isolated showers. WEDNESDAY NIGHT North to northeast winds near 10 knots, increasing to 10 to 15 knots. Seas 1 to 2 feet, except around 2 feet west of the Marquesas Keys. Nearshore waters a light chop, becoming a light to moderate chop. Isolated showers. THURSDAY Northeast winds 10 to 15 knots. Seas 1 to 2 feet, except around 2 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop. Isolated showers. THURSDAY NIGHT Northeast to east winds 10 to 15 knots, increasing to near 15 knots. Seas 1 to 2 feet, except around 2 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop, becoming a moderate chop. Isolated showers. FRIDAY Northeast to east winds 15 to 20 knots. Seas 2 to 3 feet. Nearshore waters choppy. Isolated showers. FRIDAY NIGHT Northeast to east winds 15 to 20 knots. Seas 2 to 3 feet, except building to 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers. SATURDAY East winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers. SATURDAY NIGHT East winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Scattered showers. $$