GMZ005-042045-
 Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
 432 AM EDT Fri Sep 4 2026
 
 
 .SYNOPSIS...
 The western periphery of a weak North Atlantic high will remain
 in loose control of the Keys coastal waters for the next few
 days. Light to gentle, occasionally moderate, east to southeast
 breezes overnight through morning will become light and variable
 at times during the afternoon and evenings. In addition, the
 overall flow will keep low-level moisture in place across the
 region, with seasonally normal rain and thunder chances.
 
 The Approximate Shoreward Edge of the Gulf Stream as of September 2, 2026...
 
 34 NM south-southwest of Dry Tortugas Light, on Loggerhead Key
 34 NM south-southeast of Cosgrove Shoal Light, off the Marquesas Keys
 26 NM south-southeast of Sand Key Light, off Key West
 21 NM south-southeast of Looe Key, off Big Pine Key
 17 NM southeast of Sombrero Key Light, off Marathon
 10 NM southeast of Alligator Reef Light, off Islamorada
 6 NM east-southeast of Molasses Reef Light, off Key Largo
 1 NM east-southeast of Carysfort Reef Light, off Ocean Reef
 
 This data courtesy of the Naval Oceanographic Office.
 
 $$




 
 GMZ052>055-072>075-042045-
 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-
 432 AM EDT Fri Sep 4 2026
 

 TODAY
 Southeast winds 5 to 10 knots. Seas around 1 foot. Wave
 Detail: East to southeast 1 foot at 3 seconds. A chance of showers
 and thunderstorms.

 TONIGHT
 East to southeast winds near 10 knots. Seas 1 to
 2 feet. Wave Detail: East 2 feet at 3 seconds. A chance of
 showers and thunderstorms.

 SATURDAY
 East to southeast winds 5 to 10 knots. Seas 1 to
 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A
 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 near 5 knots. Seas around
 1 foot. A chance of showers and thunderstorms.

 SUNDAY NIGHT
 Southeast to south winds 5 to 10 knots. Seas
 around 1 foot. A chance of showers and thunderstorms.

 MONDAY
 South winds near 5 knots. Seas around 1 foot. A chance
 of showers and thunderstorms.

 MONDAY NIGHT
 Southeast winds near 5 knots. Seas around 1 foot.
 A chance of showers and thunderstorms.

 TUESDAY
 East to southeast winds near 5 knots. Seas around
 1 foot. A slight chance of showers and thunderstorms.

 TUESDAY NIGHT
 East winds 5 to 10 knots. Seas 1 to 2 feet. A
 chance of showers and thunderstorms.
 
 $$