NWS Marine Forecast


   GMZ005-020230-  Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas  1019 AM EDT Mon Jun 1 2026      .SYNOPSIS...Weak high pressure across the area will support light  to gentle breezes going back and forth between southwest to  northwest over the next couple of days. Near normal rain and  thunder chances also expected. A weak frontal boundary may stall  near the Keys coastal waters by mid week, supporting an uptick in  breezes as well as rain chances.    The Approximate Shoreward Edge of the Gulf Stream as of May 30...    35 NM South of Dry Tortugas Light...on Loggerhead Key.  11 NM South of Cosgrove Shoal Light...off the Marquesas Keys.  10 NM South of Sand Key Light...off Key West.  7 NM South of Looe Key...off Big Pine Key.  7 NM Southeast of Sombrero Key Light...off Marathon.  6 NM Southeast of Alligator Reef Light...off Islamorada.  2 NM Southeast of Molasses Reef Light...off Key Largo.  1 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 and RTOFS.    $$
   GMZ033-034-020230-  Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM  out and beyond 5 fathoms-  Gulf of America including Dry Tortugas and Rebecca Shoal Channel-  1019 AM EDT Mon Jun 1 2026    THIS AFTERNOON  Southwest to west winds near 5 knots, becoming  northwest. Seas 1 foot or less. A slight chance of showers and  thunderstorms.  TONIGHT  Variable winds 5 to 10 knots. Seas around 1 foot. Wave  Detail: Northwest 1 foot at 3 seconds. A slight chance of showers  and thunderstorms.  TUESDAY  North winds near 5 knots, becoming north to northeast.  Seas around 1 foot. Wave Detail: Northwest to north 1 foot at 3  seconds. A chance of showers with a slight chance of  thunderstorms.  TUESDAY NIGHT  North to northeast winds near 5 knots. Seas  around 1 foot. A chance of showers with a slight chance of  thunderstorms.  WEDNESDAY  North to northeast winds 5 to 10 knots. Seas around  1 foot. Showers likely with a chance of thunderstorms.  WEDNESDAY NIGHT  Northeast to east winds near 10 knots. Seas 1  to 2 feet. Showers likely with a chance of thunderstorms.  THURSDAY  Northeast to east winds 5 to 10 knots. Seas 1 to  2 feet. Showers likely with a chance of thunderstorms.  THURSDAY NIGHT  Northeast to east winds near 10 knots. Seas  1 to 2 feet. A chance of showers and thunderstorms.  FRIDAY  East winds 5 to 10 knots. Seas 1 to 2 feet. A slight  chance of showers and thunderstorms.  FRIDAY NIGHT  Northeast to east winds near 10 knots. Seas 1 to  2 feet. A slight chance of showers.    $$