GMZ005-051430-
 Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
 1021 PM 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 east to southeast breezes overnight through
 morning will become light and at times variable during the
 afternoon and evenings. Waves of low-level moisture pushing
 across the Keys will support somewhat elevated rain and thunder
 chances through Sunday, possibly returning to near normal for
 early next week.
 
 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.
 
 $$




 
 GMZ031-051430-
 Florida Bay including Barnes Sound, Blackwater Sound, and
 Buttonwood Sound-
 1021 PM EDT Fri Sep 4 2026
 

 OVERNIGHT
 East to southeast winds 5 to 10 knots, increasing to
 near 10 knots. Bay waters smooth to a light chop, becoming a light
 chop. A chance of showers and thunderstorms.

 SATURDAY
 Southeast winds 5 to 10 knots. Bay waters smooth to a
 light chop. A chance of showers and thunderstorms.

 SATURDAY NIGHT
 East to southeast winds 5 to 10 knots. Bay
 waters smooth to a light chop. A chance of showers and
 thunderstorms.

 SUNDAY
 Southeast to south winds near 5 knots, becoming south to
 southwest. Bay waters smooth. A chance of showers and
 thunderstorms.

 SUNDAY NIGHT
 Southeast to south winds near 5 knots. Bay waters
 smooth. A chance of showers and thunderstorms.

 MONDAY
 South to southwest winds near 5 knots. Bay waters
 smooth. A chance of showers and thunderstorms.

 MONDAY NIGHT
 Southeast to south winds near 5 knots. Bay waters
 smooth. A chance of showers and thunderstorms.

 TUESDAY
 Southeast winds near 5 knots. Bay waters smooth. A
 chance of showers and thunderstorms.

 TUESDAY NIGHT
 East winds 5 to 10 knots, increasing to near 10
 knots. Bay waters smooth to a light chop, becoming a light chop.
 A chance of showers and thunderstorms.

 WEDNESDAY AND WEDNESDAY NIGHT
 East winds 5 to 10 knots. Bay
 waters smooth to a light chop. A chance of showers and
 thunderstorms.
 
 $$