GMZ005-012130-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
528 AM EDT Wed Jul 1 2026
.SYNOPSIS...Generally east to southeast breezes will become
variable at times today outside of any showers or thunderstorms
that may development. Active weather will depend on if, or when,
a cloud line can develop along or near the island chain. Cloud
line development will also increase the chances for waterspouts.
Afternoon showers and thunderstorms over the mainland may also
drift into our local waters. High pressure gradually builds back
across the area Thursday with peaks and lulls in the wind field
resuming at that time.
The Approximate Shoreward Edge of the Gulf Stream as of
June 28, 2026...
33 NM South of Dry Tortugas Light...on Loggerhead Key.
8 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
7 NM South of Sand Key Light...off Key West.
11 NM South of Looe Key...off Big Pine Key.
12 NM Southeast of Sombrero Key Light...off Marathon.
7 NM Southeast of Alligator Reef Light...off Islamorada.
2 NM Southeast of Molasses Reef Light...off Key Largo.
1 NM Southeast of Carysfort Reef Light...off Ocean Reef.
Gulf Stream Information Courtesy of the National Weather Service in
Key West, using data from RTOFS and NASA SPoRT SST.
$$
GMZ052>055-072>075-012130- 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- 528 AM EDT Wed Jul 1 2026 TODAY East to southeast winds near 5 knots. Seas around 1 foot. Wave Detail: East 1 foot at 3 seconds. A slight chance of showers and thunderstorms. TONIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. Wave Detail: Northeast to east 1 foot at 3 seconds. A slight chance of showers and thunderstorms. THURSDAY East to southeast winds near 5 knots. Seas around 1 foot. Wave Detail: East to southeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms. THURSDAY NIGHT East winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. FRIDAY East winds near 5 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. FRIDAY NIGHT East winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers with a slight chance of thunderstorms. SATURDAY East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. SATURDAY NIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers and thunderstorms. SUNDAY East to southeast winds 5 to 10 knots, increasing to near 10 knots. Seas 1 to 2 feet. A chance of thunderstorms with a slight chance of showers. SUNDAY NIGHT East to southeast winds increasing to 10 to 15 knots. Seas building to 2 to 3 feet. A slight chance of showers and thunderstorms. $$
GMZ052>055-072>075-012130- 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- 528 AM EDT Wed Jul 1 2026 TODAY East to southeast winds near 5 knots. Seas around 1 foot. Wave Detail: East 1 foot at 3 seconds. A slight chance of showers and thunderstorms. TONIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. Wave Detail: Northeast to east 1 foot at 3 seconds. A slight chance of showers and thunderstorms. THURSDAY East to southeast winds near 5 knots. Seas around 1 foot. Wave Detail: East to southeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms. THURSDAY NIGHT East winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. FRIDAY East winds near 5 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. FRIDAY NIGHT East winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers with a slight chance of thunderstorms. SATURDAY East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. SATURDAY NIGHT East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers and thunderstorms. SUNDAY East to southeast winds 5 to 10 knots, increasing to near 10 knots. Seas 1 to 2 feet. A chance of thunderstorms with a slight chance of showers. SUNDAY NIGHT East to southeast winds increasing to 10 to 15 knots. Seas building to 2 to 3 feet. A slight chance of showers and thunderstorms. $$