NWS Marine Forecast


   GMZ005-070930-  Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas  420 PM EST Fri Mar 6 2026      .SYNOPSIS...  High pressure is centered over Bermuda with the western periphery  of this ridge extending west into Florida and the Gulf. This will  continue to promote a prolonged period of moderate to fresh  breezes across Florida Keys coastal waters through the weekend.  Winds will be strongest across the Florida Straits and weakest  over the cooler Gulf side waters.    The Approximate Shoreward Edge of the Gulf Stream as of March 1...    47 NM South of Dry Tortugas Light...on Loggerhead Key.  16 NM South of Cosgrove Shoal Light...off the Marquesas Keys.  9 NM South of Sand Key Light...off Key West.  7 NM South of Looe Key...off Big Pine Key.  8 NM Southeast of Sombrero Key Light...off Marathon.  8 NM Southeast of Alligator Reef Light...off Islamorada.  7 NM Southeast of Molasses Reef Light...off Key Largo.  8 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.    $$
   GMZ031-070930-  Florida Bay including Barnes Sound, Blackwater Sound, and  Buttonwood Sound-  420 PM EST Fri Mar 6 2026    SMALL CRAFT SHOULD EXERCISE CAUTION    TONIGHT  East winds 15 to 20 knots. Bay waters choppy. Isolated  showers and thunderstorms.  SATURDAY AND SATURDAY NIGHT  East winds 15 to 20 knots. Bay  waters choppy. Isolated showers.  SUNDAY  East winds 15 to 20 knots, decreasing to near 15 knots.  Bay waters choppy, becoming a moderate chop. Isolated showers.  SUNDAY NIGHT  East winds 10 to 15 knots. Bay waters a light to  moderate chop. Isolated showers.  MONDAY  East winds near 15 knots. Bay waters a moderate chop.  Isolated showers.  MONDAY NIGHT  East winds near 15 knots, increasing to 15 to 20  knots. Bay waters a moderate chop, becoming choppy. Isolated  showers.  TUESDAY AND TUESDAY NIGHT  East winds 15 to 20 knots. Bay  waters choppy. Isolated showers.  WEDNESDAY  East to southeast winds near 15 knots. Bay waters a  moderate chop. Isolated showers.  WEDNESDAY NIGHT  East to southeast winds near 15 knots. Bay  waters a moderate chop. Isolated showers.    $$