Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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866 FZUS52 KKEY 072031 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 431 PM EDT Tue May 7 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. GMZ005-072145- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 431 PM EDT Tue May 7 2024 .SYNOPSIS...High pressure over the western North Atlantic will maintain moderate to occasionally fresh east to southeast breezes through Thursday night. Breezes will slacken and veer to the south and southwest Friday into the weekend, as the high shifts southward over the western Atlantic, and a weak frontal boundary stalls north of the Florida Keys coastal waters. The Approximate Shoreward Edge of the Gulf Stream as of May 3... 64 NM South of Dry Tortugas Light...on Loggerhead Key. 20 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 9 NM South of Sand Key Light...off Key West. 8 NM South of Looe Key...off Big Pine Key. 11 NM South of Sombrero Key Light...off Marathon. 9 NM Southeast of Alligator Reef Light...off Islamorada. 8 NM Southeast of Molasses Reef Light...off Key Largo. Gulf Stream Analysis Courtesy of the National Weather Service in Key West. $$ GMZ031-072145- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 431 PM EDT Tue May 7 2024 .TONIGHT...East to southeast winds 10 to 15 knots, decreasing to near 10 knots. Bay waters a light to moderate chop, becoming a light chop. .WEDNESDAY...East to southeast winds 10 to 15 knots. Bay waters a light to moderate chop. .WEDNESDAY NIGHT...East to southeast winds 10 to 15 knots, becoming southeast. Bay waters a light to moderate chop. .THURSDAY...Southeast winds 10 to 15 knots, decreasing to near 10 knots. Bay waters a light to moderate chop, becoming a light chop. .THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming southeast to south. Bay waters a light to moderate chop. .FRIDAY...South winds 10 to 15 knots, becoming south to southwest 5 to 10 knots in the afternoon. Bay waters a light to moderate chop, becoming smooth to a light chop. .FRIDAY NIGHT...Southwest to west winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers. .SATURDAY...Southwest to west winds increasing to 10 to 15 knots. Bay waters becoming a light to moderate chop. Isolated showers and thunderstorms. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest near 10 knots. Bay waters a light to moderate chop, becoming a light chop. Isolated showers and thunderstorms. .SUNDAY...Northwest winds 5 to 10 knots, becoming west near 10 knots. Bay waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. .SUNDAY NIGHT...West to northwest winds near 10 knots, becoming north. Bay waters a light chop. Isolated showers and thunderstorms. $$ GMZ032-035-072145- 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- 431 PM EDT Tue May 7 2024 .TONIGHT...East to southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. .WEDNESDAY...East to southeast winds 10 to 15 knots, increasing to near 15 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 a moderate chop. .WEDNESDAY NIGHT...East to southeast winds near 15 knots, becoming southeast 15 to 20 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a moderate chop, becoming choppy. .THURSDAY...Southeast winds near 15 knots, decreasing to 10 to 15 knots. Seas 1 to 2 feet, subsiding to around 1 foot. West of the Marquesas Keys, seas 2 to 3 feet, subsiding to 1 to 2 feet. Nearshore waters a moderate chop, becoming a light to moderate chop. .THURSDAY NIGHT...East to southeast winds 10 to 15 knots, becoming southeast to south. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. .FRIDAY...South winds 10 to 15 knots, becoming southwest 5 to 10 knots in the afternoon. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters a light to moderate chop, becoming smooth to a light chop. .FRIDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers. .SATURDAY...Southwest to west winds 5 to 10 knots, becoming west near 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. .SATURDAY NIGHT...West to northwest winds near 10 knots, becoming northwest 5 to 10 knots. Seas around 1 foot. Nearshore waters a light chop, becoming smooth to a light chop. Isolated showers and thunderstorms. .SUNDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .SUNDAY NIGHT...Northwest to north winds near 10 knots, becoming north to northeast 5 to 10 knots. Seas around 1 foot. Nearshore waters a light chop, becoming smooth to a light chop. Isolated showers and thunderstorms. $$ GMZ042>044-072145- 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- 431 PM EDT Tue May 7 2024 .TONIGHT...East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. .WEDNESDAY...East to southeast winds 10 to 15 knots, increasing to near 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop, becoming a moderate chop. .WEDNESDAY NIGHT...Southeast winds increasing to 15 to 20 knots. Seas 2 to 4 feet. Nearshore waters choppy. .THURSDAY...Southeast winds 10 to 15 knots, becoming east to southeast. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. .THURSDAY NIGHT...East to southeast winds 10 to 15 knots, becoming southeast near 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop, becoming a moderate chop. .FRIDAY...Southeast to south winds 10 to 15 knots, becoming southwest to west 5 to 10 knots in the afternoon. Seas subsiding to 1 to 2 feet. Nearshore waters a light to moderate chop, becoming smooth to a light chop. .FRIDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Isolated showers. .SATURDAY...Southwest to west winds 5 to 10 knots, except increasing to 10 to 15 knots east of Craig Key in the afternoon. Seas around 1 foot, except building to 1 to 2 feet east of Craig Key. Nearshore waters smooth to a light chop, except becoming a light to moderate chop east of Craig Key. Isolated showers and thunderstorms. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest 5 to 10 knots. Seas subsiding to around 1 foot. Nearshore waters a light to moderate chop, becoming nearshore waters smooth to a light chop after midnight. Isolated showers and thunderstorms. .SUNDAY...Northwest to north winds 5 to 10 knots. Seas 1 to 2 feet. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .SUNDAY NIGHT...Northwest to north winds 5 to 10 knots, becoming northeast. Seas 1 to 2 feet. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. $$ GMZ052>055-072>075-072145- 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- 431 PM EDT Tue May 7 2024 .TONIGHT...East to southeast winds near 15 knots, decreasing to 10 to 15 knots. Seas 2 to 4 feet. .WEDNESDAY...East to southeast winds 10 to 15 knots, becoming east 15 to 20 knots in the afternoon. Seas 2 to 4 feet. .WEDNESDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 3 to 5 feet. .THURSDAY...East to southeast winds 10 to 15 knots. Seas 2 to 4 feet, subsiding to 2 to 3 feet. .THURSDAY NIGHT...East to southeast winds near 15 knots, becoming southeast 10 to 15 knots. Seas 2 to 4 feet. .FRIDAY...Southeast to south winds 10 to 15 knots, becoming variable near 5 knots in the afternoon. Seas 2 to 3 feet, subsiding to 1 to 2 feet. .FRIDAY NIGHT...Variable winds 5 to 10 knots, becoming south to southwest. Seas 1 to 2 feet. Isolated showers. .SATURDAY...Southwest to west winds 5 to 10 knots, except increasing to 10 to 15 knots east of Craig Key in the afternoon. Seas 1 to 2 feet. Isolated showers and thunderstorms. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest to north 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .SUNDAY...North winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .SUNDAY NIGHT...North to northeast winds 5 to 10 knots, becoming northeast to east. Seas 1 to 2 feet. Isolated showers and thunderstorms. $$ GMZ033-034-072145- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 431 PM EDT Tue May 7 2024 .TONIGHT...East to southeast winds 10 to 15 knots. Seas 1 to 3 feet. .WEDNESDAY...East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. .WEDNESDAY NIGHT...Southeast winds near 15 knots. Seas 2 to 3 feet, building to 2 to 4 feet. .THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet, subsiding to around 2 feet. .THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming southeast to south. Seas around 2 feet. .FRIDAY...Southeast to south winds near 10 knots, becoming southwest 5 to 10 knots in the afternoon. Seas 1 to 2 feet. .FRIDAY NIGHT...West winds 5 to 10 knots. Seas around 1 foot. Isolated showers. .SATURDAY...West winds 5 to 10 knots, increasing to near 10 knots. Seas building to 1 to 2 feet. Isolated showers and thunderstorms. .SATURDAY NIGHT...Northwest winds near 10 knots, becoming northwest to north 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .SUNDAY...North winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .SUNDAY NIGHT...North to northeast winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. $$ NB