NWS Marine Forecast

   GMZ005-052145-  Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas  432 AM EST Thu Nov 5 2026      .SYNOPSIS...  A weak ridge will stretch southwestward across the Florida  Peninsula today, keeping gentle northeast to easterly breezes  today. Breezes will slacken heading into the weekend as the ridge  weakens and shifts southward into South Florida and the Keys.  There is a potential for brief nocturnal surges each night through  the next several days. In addition, drier air filtering through  the lower levels will keep near normal rain chances. A surface  high will develop across the Gulf beginning Friday, which may lead  to brief nocturnal wind surges along the west coast of Florida  and into the outer Gulf waters.      The Approximate Shoreward Edge of the Gulf Stream as of November  03, 2026...    57 NM south of Dry Tortugas Light, on Loggerhead Key  34 NM south of Cosgrove Shoal Light, off the Marquesas Keys  25 NM south of Sand Key Light, off Key West  17 NM south of Looe Key, off Big Pine Key  17 NM southeast of Sombrero Key Light, off Marathon  28 NM south-southeast of Alligator Reef Light, off Islamorada  26 NM southeast of Molasses Reef Light, off Key Largo  12 NM east-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.    $$

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   GMZ032-035-052145-  Bayside and Gulf side from Craig Key to west end of Seven Mile  Bridge-  Gulf of Mexico from west end of Seven Mile Bridge to Halfmoon  Shoal out to 5 Fathoms-  432 AM EST Thu Nov 5 2026    TODAY  Northeast to east winds near 10 knots. Seas around  1 foot. Nearshore waters a light chop. A slight chance of showers  and thunderstorms.  TONIGHT  Northeast to east winds 10 to 15 knots,  decreasing to near 10 knots. Seas around 1 foot. West of the  Marquesas Keys, seas 1 to 2 feet, subsiding to around 1 foot.  Nearshore waters a light to moderate chop, becoming a light chop.  FRIDAY  Northeast winds 5 to 10 knots. Seas around 1 foot,  subsiding to 1 foot or less. Nearshore waters smooth to a light  chop.  FRIDAY NIGHT  North to northeast winds 5 to 10 knots. Seas  1 foot or less. Nearshore waters smooth to a light chop.  SATURDAY  North winds 5 to 10 knots. Seas 1 foot or less.  Nearshore waters smooth to a light chop.  SATURDAY NIGHT  North winds near 10 knots. Seas around 1 foot,  building to 1 to 2 feet. Nearshore waters a light chop.  SUNDAY  Northeast winds 5 to 10 knots. Seas around 1 foot,  except 1 to 2 feet west of the Marquesas Keys. Nearshore waters  smooth to a light chop. A slight chance of showers.  SUNDAY NIGHT  Northeast winds near 10 knots. Seas 1 to 2 feet.  Nearshore waters a light chop. A slight chance of showers and  thunderstorms.  MONDAY  Northeast to east winds 10 to 15 knots. Seas 1 to 2  feet. Nearshore waters a light to moderate chop. A slight chance  of showers and thunderstorms.  MONDAY NIGHT  Northeast to east winds 10 to 15 knots. Seas 1 to  2 feet. Nearshore waters a light to moderate chop. A slight  chance of showers.    $$