GMZ005-100300-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1052 AM EDT Sat May 9 2026
.SYNOPSIS...Gentle to moderate breezes will start out the weekend
while high pressure over the western Atlantic dominates the
weather pattern. Light to gentle breezes with periods of variable
winds are expected by the start of the work week. Deep layers of
dry air over South Florida will keep rain and thunder chances low
through the weekend and early next week. A lingering frontal
boundary next week may be able to slightly increase rain chances.
The Approximate Shoreward Edge of the Gulf Stream as of May 05...
23 NM South of Dry Tortugas Light...on Loggerhead Key.
13 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
12 NM South of Sand Key Light...off Key West.
14 NM South of Looe Key...off Big Pine Key.
14 NM Southeast of Sombrero Key Light...off Marathon.
10 NM Southeast of Alligator Reef Light...off Islamorada.
8 NM Southeast of Molasses Reef Light...off Key Largo.
7 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.
$$
GMZ052>055-072>075-100300- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 1052 AM EDT Sat May 9 2026 THIS AFTERNOON Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A slight chance of showers. TONIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A slight chance of showers. SUNDAY East to southeast winds 10 to 15 knots, decreasing to near 10 knots. Seas subsiding to around 2 feet. Wave Detail: East to southeast 2 feet at 5 seconds. SUNDAY NIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers. MONDAY Southeast winds 10 to 15 knots, becoming east to southeast near 10 knots. Seas 2 to 3 feet. MONDAY NIGHT Variable winds 5 to 10 knots. Seas subsiding to 1 to 2 feet. A slight chance of showers. TUESDAY Variable winds near 5 knots. Seas around 1 foot. A slight chance of showers. TUESDAY NIGHT North to northeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. WEDNESDAY Northeast to east winds near 5 knots. Seas around 1 foot. WEDNESDAY NIGHT Northeast winds near 5 knots. Seas 1 to 2 feet. $$
GMZ052>055-072>075-100300- 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- 1052 AM EDT Sat May 9 2026 THIS AFTERNOON Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A slight chance of showers. TONIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A slight chance of showers. SUNDAY East to southeast winds 10 to 15 knots, decreasing to near 10 knots. Seas subsiding to around 2 feet. Wave Detail: East to southeast 2 feet at 5 seconds. SUNDAY NIGHT East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers. MONDAY Southeast winds 10 to 15 knots, becoming east to southeast near 10 knots. Seas 2 to 3 feet. MONDAY NIGHT Variable winds 5 to 10 knots. Seas subsiding to 1 to 2 feet. A slight chance of showers. TUESDAY Variable winds near 5 knots. Seas around 1 foot. A slight chance of showers. TUESDAY NIGHT North to northeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. WEDNESDAY Northeast to east winds near 5 knots. Seas around 1 foot. WEDNESDAY NIGHT Northeast winds near 5 knots. Seas 1 to 2 feet. $$