Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
815 FZUS52 KKEY 100821 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 421 AM EDT Mon Jun 10 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. GMZ005-101430- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 421 AM EDT Mon Jun 10 2024 .SYNOPSIS...The pattern this week will feature weak high pressure over the western North Atlantic and a frontal boundary stalled over northern Florida. This will result in light to moderate southerly breezes across the Keys coastal waters today. Freshening breezes and an extended period of unsettled weather may begin as early as tonight and will persist through Friday night. The Approximate Shoreward Edge of the Gulf Stream as of June 4, 2024... 57 NM South of Dry Tortugas Light...on Loggerhead Key. 41 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 38 NM South of Sand Key Light...off Key West. 37 NM South of Looe Key...off Big Pine Key. 33 NM South of Sombrero Key Light...off Marathon. 7 NM South of Alligator Reef Light...off Islamorada. 5 NM South of Molasses Reef Light...off Key Largo. Gulf Stream Information Courtesy of the National Weather Service in Key West. $$ GMZ031-101430- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 421 AM EDT Mon Jun 10 2024 .TODAY...South winds near 10 knots. Bay waters a light chop. Scattered showers and isolated thunderstorms this morning, then numerous showers and scattered thunderstorms this afternoon. .TONIGHT...South winds 10 to 15 knots, increasing to near 15 knots. Bay waters a light to moderate chop, becoming a moderate chop. Numerous showers and scattered thunderstorms. .TUESDAY...South winds near 15 knots. Bay waters a moderate chop. Numerous showers and scattered thunderstorms. .TUESDAY NIGHT...South winds 10 to 15 knots, increasing to near 15 knots. Bay waters a light to moderate chop, becoming a moderate chop. Numerous showers and scattered thunderstorms. .WEDNESDAY...Southeast to south winds decreasing to 10 to 15 knots. Bay waters becoming a light to moderate chop. Numerous showers and scattered thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 10 knots, becoming southeast 10 to 15 knots. Bay waters a light chop, becoming a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY...Southeast winds 10 to 15 knots. Bay waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast winds 10 to 15 knots, increasing to 15 to 20 knots. Bay waters a light to moderate chop, becoming choppy. Numerous showers and scattered thunderstorms. .FRIDAY...Southeast to south winds decreasing to near 15 knots. Bay waters becoming a moderate chop. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast to south winds near 15 knots. Bay waters a moderate chop. Scattered showers and thunderstorms. $$ GMZ032-035-101430- Bayside and Gulf side from Craig Key to west end of Seven Mile Bridge- Gulf of Mexico from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms- 421 AM EDT Mon Jun 10 2024 .TODAY...South winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. Scattered showers and isolated thunderstorms this morning, then numerous showers and scattered thunderstorms this afternoon. .TONIGHT...South winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 1 to 2 feet, except building to 2 to 3 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop, becoming choppy. Numerous showers and scattered thunderstorms. .TUESDAY...South winds 15 to 20 knots, decreasing to 10 to 15 knots in the afternoon. Seas 1 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy, becoming light to moderate chop. Numerous showers and scattered thunderstorms. .TUESDAY NIGHT...South winds 10 to 15 knots, becoming southeast to south 15 to 20 knots. Seas 1 to 3 feet, except around 3 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop, becoming choppy. Numerous showers and scattered thunderstorms. .WEDNESDAY...Southeast to south winds near 15 knots. Seas around 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a moderate chop. Numerous showers and scattered thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY...Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast winds near 15 knots, increasing to 15 to 20 knots. Seas 1 to 2 feet, building to around 2 feet. West of the Marquesas Keys, seas building to 2 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop, becoming choppy. Numerous showers and scattered thunderstorms. .FRIDAY...Southeast to south winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast to south winds 15 to 20 knots. Seas 2 to 3 feet, except around 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Numerous showers and scattered thunderstorms. $$ GMZ042>044-101430- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 421 AM EDT Mon Jun 10 2024 .TODAY...South winds 10 to 15 knots, decreasing to near 10 knots. Seas around 2 feet, subsiding to 1 to 2 feet. Nearshore waters a light to moderate chop, becoming a light chop. Scattered showers and isolated thunderstorms this morning, then numerous showers and scattered thunderstorms this afternoon. .TONIGHT...South winds 10 to 15 knots, increasing to near 15 knots. Seas around 2 feet, building to 2 to 3 feet. Nearshore waters a light to moderate chop, becoming a moderate chop. Numerous showers and scattered thunderstorms. .TUESDAY...South winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Numerous showers and scattered thunderstorms. .TUESDAY NIGHT...Southeast to south winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Numerous showers and scattered thunderstorms. .WEDNESDAY...Southeast to south winds near 15 knots, decreasing to 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop, becoming a light to moderate chop. Numerous showers and scattered thunderstorms. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet, subsiding to 1 to 3 feet. Nearshore waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet, building to 2 to 3 feet. Nearshore waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast winds increasing to 15 to 20 knots. Seas building to 3 to 4 feet, occasionally to 5 feet. Nearshore waters becoming choppy. Numerous showers and scattered thunderstorms. .FRIDAY...Southeast to south winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast to south winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. Scattered showers and thunderstorms. $$ GMZ052>055-072>075-101430- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 421 AM EDT Mon Jun 10 2024 .TODAY...Southeast to south winds 10 to 15 knots, decreasing to near 10 knots. Seas around 2 feet, subsiding to 1 to 2 feet. Wave Detail: Southeast to south 2 feet at 4 seconds. Scattered showers and isolated thunderstorms this morning, then numerous showers and scattered thunderstorms this afternoon. .TONIGHT...South winds 10 to 15 knots, increasing to near 15 knots. Seas around 2 feet, building to 2 to 3 feet. Wave Detail: Southeast to south 2 feet at 4 seconds. Scattered showers and thunderstorms. .TUESDAY...Southeast to south winds near 15 knots, decreasing to 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 4 seconds. Numerous showers and scattered thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 2 to 4 feet. Numerous showers and scattered thunderstorms. .WEDNESDAY...Southeast to south winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas 2 to 4 feet. Numerous showers and scattered thunderstorms. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Numerous showers and scattered thunderstorms. .THURSDAY...Southeast winds near 15 knots. Seas 2 to 3 feet. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Numerous showers and scattered thunderstorms. .FRIDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast to south winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers and thunderstorms. $$ GMZ033-034-101430- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 421 AM EDT Mon Jun 10 2024 .TODAY...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. Scattered showers and isolated thunderstorms this morning, then widespread showers and scattered thunderstorms this afternoon. .TONIGHT...South winds near 15 knots, increasing to 15 to 20 knots. Seas 2 to 3 feet, building to 3 to 4 feet. Wave Detail: South 3 feet at 4 seconds. Numerous showers and scattered thunderstorms. .TUESDAY...South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: South 4 feet at 5 seconds. Widespread showers and scattered thunderstorms. .TUESDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Numerous showers and scattered thunderstorms. .WEDNESDAY...South winds 15 to 20 knots, decreasing to near 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Widespread showers and scattered thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 15 knots. Seas 2 to 4 feet. Widespread showers and scattered thunderstorms. .THURSDAY...Southeast to south winds 15 to 20 knots, decreasing to near 15 knots. Seas 2 to 3 feet. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast winds near 15 knots, increasing to 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Numerous showers and scattered thunderstorms. .FRIDAY AND FRIDAY NIGHT...Southeast to south winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Widespread showers and scattered thunderstorms. $$ NB