NWS Marine Forecast



 Hazardous marine condition(s):
 Short Term Forecast
   GMZ005-070830-  Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas  421 PM EDT Mon Oct 6 2025      .SYNOPSIS...A combination of a stationary frontal boundary and a  weak area of low pressure still situated near the Bahamas will  make for a messy weather pattern through the next several days.  This will maintain above normal rain chances through the entire  forecast period. In addition, it will keeps winds fluctuating  between northeast and southeast at times. At this time, the  strongest breezes look to stay north of our waters but will be  watching for updates.    The Approximate Shoreward Edge of the Gulf Stream as of October  01...    42 NM South of Dry Tortugas Light...on Loggerhead Key.  33 NM South of Cosgrove Shoal Light...off the Marquesas Keys.  33 NM South of Sand Key Light...off Key West.  35 NM South of Looe Key...off Big Pine Key.  16 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.  5 NM Southeast of Carysfort Reef Light...off Ocean Reef.    Gulf Stream Information Courtesy of the National Weather Service in  Key West based on products from NASA SPoRT.    $$
   GMZ033-034-070830-  Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM  out and beyond 5 fathoms-  Gulf of America including Dry Tortugas and Rebecca Shoal Channel-  421 PM EDT Mon Oct 6 2025    TONIGHT  Variable winds near 5 knots, becoming northeast 5 to  10 knots. Seas 1 foot or less, building to around 1 foot. Wave  Detail:  North to northeast 1 foot at 3 seconds. Scattered showers and  isolated thunderstorms.  TUESDAY  Northeast to east winds 5 to 10 knots, increasing to  near 10 knots. Seas around 1 foot. Wave Detail: Northeast 1 foot  at 3 seconds. Scattered showers and isolated thunderstorms.  TUESDAY NIGHT  Northeast to east winds increasing to 10 to 15  knots. Seas building to 1 to 2 feet. Wave Detail: Northeast 2  feet at 3 seconds. Scattered showers and isolated thunderstorms.  WEDNESDAY  East winds 10 to 15 knots. Seas around 2 feet.  Scattered showers and isolated thunderstorms.  WEDNESDAY NIGHT  Northeast to east winds 10 to 15 knots. Seas  1 to 2 feet. Scattered showers and isolated thunderstorms.  THURSDAY  East winds 10 to 15 knots. Seas 1 to 2 feet.  Scattered showers and isolated thunderstorms.  THURSDAY NIGHT  East winds 10 to 15 knots, decreasing to near 10  knots. Seas 1 to 2 feet, subsiding to around 1 foot. Scattered  showers and isolated thunderstorms.  FRIDAY AND FRIDAY NIGHT  Northeast to east winds 5 to 10 knots.  Seas around 1 foot. Scattered showers and isolated thunderstorms.  SATURDAY  Northeast winds near 10 knots. Seas 1 to 2 feet.  Scattered showers and isolated thunderstorms.  SATURDAY NIGHT  North to northeast winds 5 to 10 knots. Seas  1 to 2 feet. Scattered showers and isolated thunderstorms.    $$