FZUS52 KKEY 160834

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
434 AM EDT Sat Oct 16 2021

Florida Bay, Hawk Channel and Straits of Florida from Ocean Reef to
south of Dry Tortugas, and the extreme southeastern Gulf of
Mexico, including The Florida Keys National Marine Sanctuary

Seas are given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.

Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
434 AM EDT Sat Oct 16 2021

.SYNOPSIS...A cold front will approach the Florida Peninsula 
today and tonight before decaying over South Florida on Sunday. A
strong area of high pressure will build across the Southeast 
United States Sunday and Sunday night. This will result in fresh 
northeast to east breezes for the coastal waters Sunday night 
through at least Wednesday. 

The Approximate Shoreward Edge of the Gulf Stream as of October 

35 NM South of Dry Tortugas Light...on Loggerhead Key.
25 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
24 NM South of Sand Key Light...off Key West.
25 NM South of Looe Key...off Big Pine Key.
28 NM South of Sombrero Key Light...off Marathon.
24 NM Southeast of Alligator Reef Light...off Islamorada.
16 NM Southeast of Molasses Reef Light...off Key Largo. 
 9 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.