GMZ005-260830-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
426 PM 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.
$$
GMZ042>044-260830- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 426 PM EDT Sat Apr 25 2026 TONIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. SUNDAY Southeast winds 5 to 10 knots, becoming variable and decreasing to near 5 knots. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming smooth. SUNDAY NIGHT Variable winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. MONDAY Variable winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. A slight chance of showers. MONDAY NIGHT Variable winds near 5 knots, becoming northeast to east and increasing to 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth, becoming smooth to a light chop. TUESDAY Northeast to east winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. TUESDAY NIGHT East winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. WEDNESDAY East winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. WEDNESDAY NIGHT East to southeast winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. THURSDAY AND THURSDAY NIGHT Variable winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. $$
GMZ042>044-260830- 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- 426 PM EDT Sat Apr 25 2026 TONIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. SUNDAY Southeast winds 5 to 10 knots, becoming variable and decreasing to near 5 knots. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming smooth. SUNDAY NIGHT Variable winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. MONDAY Variable winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. A slight chance of showers. MONDAY NIGHT Variable winds near 5 knots, becoming northeast to east and increasing to 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth, becoming smooth to a light chop. TUESDAY Northeast to east winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. TUESDAY NIGHT East winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. WEDNESDAY East winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. WEDNESDAY NIGHT East to southeast winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. THURSDAY AND THURSDAY NIGHT Variable winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. $$