NWS Marine Forecast



 Hazardous marine condition(s):
 Short Term Forecast
   GMZ005-270830-  Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas  417 PM EDT Fri Jun 26 2026      .SYNOPSIS...A broad high pressure system centered over the North  Atlantic will continue to extend westward to the Florida Peninsula  through early next week. The high will fluctuate in strength and  location, while maintaining east to southeast breezes. This will  support bouts of light to gentle breezes becoming gentle to  moderate at times, mainly in the overnight hours. In addition,  scattered showers and isolated storms will move across all coastal  waters of the Florida Keys at times, which could produce blinding  downpours, gusty winds, and occasional lightning strikes.    The Approximate Shoreward Edge of the Gulf Stream as of June 21,  2026...    32 NM South of Dry Tortugas Light...on Loggerhead Key.  12 NM South of Cosgrove Shoal Light...off the Marquesas Keys.  11 NM South of Sand Key Light...off Key West.  10 NM South of Looe Key...off Big Pine Key.  12 NM Southeast of Sombrero Key Light...off Marathon.  10 NM Southeast of Alligator Reef Light...off Islamorada.  6 NM Southeast of Molasses Reef Light...off Key Largo.  3 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.    $$
   GMZ033-034-270830-  Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM  out and beyond 5 fathoms-  Gulf of America including Dry Tortugas and Rebecca Shoal Channel-  417 PM EDT Fri Jun 26 2026    TONIGHT  East to southeast winds near 10 knots. Seas 1 to  2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. A  chance of showers and thunderstorms.  SATURDAY  East winds 5 to 10 knots. Seas 1 to 2 feet. Wave  Detail: East 2 feet at 4 seconds. A chance of showers and  thunderstorms.  SATURDAY NIGHT  Northeast to east winds 5 to 10 knots. Seas  around 1 foot. Wave Detail: East 1 foot at 3 seconds. A chance of  showers and thunderstorms.  SUNDAY  East winds 5 to 10 knots. Seas around 1 foot. A chance  of showers and thunderstorms.  SUNDAY NIGHT  East winds 5 to 10 knots. Seas around 1 foot. A  slight chance of showers and thunderstorms.  MONDAY  East to southeast winds 5 to 10 knots. Seas around 1  foot. A chance of showers and thunderstorms.  MONDAY NIGHT  East winds 5 to 10 knots. Seas around 1 foot. A  slight chance of showers and thunderstorms.  TUESDAY  East winds near 5 knots. Seas 1 foot or less. A slight  chance of showers and thunderstorms.  TUESDAY NIGHT  Northeast to east winds 5 to 10 knots. Seas  around 1 foot. A chance of showers and thunderstorms.  WEDNESDAY AND WEDNESDAY NIGHT  East winds 5 to 10 knots. Seas  around 1 foot. A chance of showers and thunderstorms.    $$