Expires:202411220330;;442886 FZUS52 KKEY 212131 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 431 PM EST Thu Nov 21 2024 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. Wave Detail will include details about the period and direction of origin for the highest energy waves. Long-period swells coming from a different direction than the wind would be included in the Wave Detail. GMZ031-220330- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 431 PM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT... .TONIGHT...Northwest to north winds 10 to 15 knots increasing to 20 to 25 knots. Bay waters light to moderate chop, becoming very rough. .FRIDAY...Northwest to north winds near 20 knots, becoming near 15 knots. Bay waters rough, becoming a moderate chop. .FRIDAY NIGHT...Northwest to north winds 10 to 15 knots. Bay waters a light to moderate chop. .SATURDAY...North winds 10 to 15 knots. Bay waters a light to moderate chop. .SATURDAY NIGHT...North to northeast winds near 10 knots. Bay waters a light chop. .SUNDAY...Northeast winds near 10 knots. Bay waters a light chop. .SUNDAY NIGHT...Northeast to east winds near 10 knots. Bay waters a light chop. .MONDAY...Northeast to east winds near 10 knots. Bay waters a light chop. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters a light to moderate chop. $$