GMZ005-030930-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
428 PM EST Sun Nov 2 2025
.SYNOPSIS...Gentle to moderate northeasterly breezes will continue
today, but an upper level weather system currently over the
Mississippi Valley will track east 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.
$$
GMZ042>044-030930- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 428 PM EST Sun Nov 2 2025 TONIGHT Northeast winds near 15 knots. Seas 1 to 2 feet. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms. MONDAY North to northeast winds 10 to 15 knots, becoming northwest to north 15 to 20 knots late. Seas 1 to 2 feet. West of Cosgrove Shoal Light, seas building to 2 to 3 feet. Nearshore waters a light to moderate chop, becoming choppy. Isolated showers. MONDAY NIGHT North to northeast winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 5 feet, occasionally to 6 feet west of Cosgrove Shoal Light. Nearshore waters choppy. Isolated showers. TUESDAY Northeast winds 15 to 20 knots. Seas 2 to 3 feet, except 4 to 5 feet, occasionally to 6 feet west of Cosgrove Shoal Light. Nearshore waters choppy. TUESDAY NIGHT Northeast to east winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of Cosgrove Shoal Light. Nearshore waters choppy. WEDNESDAY Northeast to east winds near 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop. WEDNESDAY NIGHT Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Isolated showers. THURSDAY Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Isolated showers. THURSDAY NIGHT Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers. FRIDAY East winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. Scattered showers. FRIDAY NIGHT East winds near 15 knots, becoming east to southeast. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers. $$
GMZ042>044-030930- 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- 428 PM EST Sun Nov 2 2025 TONIGHT Northeast winds near 15 knots. Seas 1 to 2 feet. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms. MONDAY North to northeast winds 10 to 15 knots, becoming northwest to north 15 to 20 knots late. Seas 1 to 2 feet. West of Cosgrove Shoal Light, seas building to 2 to 3 feet. Nearshore waters a light to moderate chop, becoming choppy. Isolated showers. MONDAY NIGHT North to northeast winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 5 feet, occasionally to 6 feet west of Cosgrove Shoal Light. Nearshore waters choppy. Isolated showers. TUESDAY Northeast winds 15 to 20 knots. Seas 2 to 3 feet, except 4 to 5 feet, occasionally to 6 feet west of Cosgrove Shoal Light. Nearshore waters choppy. TUESDAY NIGHT Northeast to east winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of Cosgrove Shoal Light. Nearshore waters choppy. WEDNESDAY Northeast to east winds near 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop. WEDNESDAY NIGHT Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Isolated showers. THURSDAY Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Isolated showers. THURSDAY NIGHT Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers. FRIDAY East winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. Scattered showers. FRIDAY NIGHT East winds near 15 knots, becoming east to southeast. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers. $$