5NM E Vaca Cut FL

Synopsis: Strong northeast to east breezes will continue across the Florida Keys coastal waters this afternoon, between high pressure over the Southeast United States and lower pressure over the western Caribbean. The high pressure will gradually weaken tonight through Tuesday, allowing easterly breezes to slowly diminish. Gentle to moderate east breezes will prevail from Tuesday night through Thursday night, as weak high pressure lingers over the Florida peninsula.

The Approximate Shoreward Edge of the Gulf Stream as of September 21...

55 NM South of Dry Tortugas Light...on Loggerhead Key. 33 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 27 NM South of Sand Key Light...off Key West. 21 NM South of Looe Key...off Big Pine Key. 18 NM South of Sombrero Key Light...off Marathon. 21 NM Southeast of Alligator Reef Light...off Islamorada. 20 NM Southeast of Molasses Reef Light...off Key Largo. 13 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.