FZUS52 KKEY 102025 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 425 PM EDT Sat Jun 10 2023 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. GMZ005-110230- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 425 PM EDT Sat Jun 10 2023 .SYNOPSIS...High pressure will remain over the western Atlantic for the next several days, with a ridge extending westward through the Bahamas and the Florida Keys. Light to gentle southerly flow will continue tonight and Sunday across the Keys coastal waters, then surge briefly Sunday night before easing again Monday through Tuesday. Light to gentle southeast breezes will prevail by the middle of next week. The Approximate Shoreward Edge of the Gulf Stream as of June 8... 23 NM South of Dry Tortugas Light...on Loggerhead Key. 12 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 12 NM South of Sand Key Light...off Key West. 14 NM South of Looe Key...off Big Pine Key. 15 NM South of Sombrero Key Light...off Marathon. 6 NM Southeast of Alligator Reef Light...off Islamorada. Gulf Stream Information Courtesy of the Naval Oceanographic Office. $$ GMZ031-110230- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 425 PM EDT Sat Jun 10 2023 .TONIGHT...South to southwest winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers and thunderstorms. .SUNDAY...South to southwest winds near 5 knots, becoming south and increasing to near 10 knots. Bay waters smooth, becoming a light chop. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...South winds 10 to 15 knots. Bay waters a light to moderate chop. Scattered showers and isolated thunderstorms. .MONDAY...South to southwest winds near 10 knots. Bay waters a light chop. Scattered showers and isolated thunderstorms. .MONDAY NIGHT AND TUESDAY...South to southwest winds 5 to 10 knots. Bay waters smooth to a light chop. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...South to southwest winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers and thunderstorms. .WEDNESDAY...Southeast to south winds near 10 knots. Bay waters a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 10 knots, increasing to 10 to 15 knots. Bay waters a light chop, becoming a light to moderate chop. Isolated showers and thunderstorms. .THURSDAY...Southeast to south winds near 10 knots. Bay waters a light chop. Isolated showers and thunderstorms. .THURSDAY NIGHT...Southeast to south winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers and thunderstorms. $$ GMZ032-035-110230- 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- 425 PM EDT Sat Jun 10 2023 .TONIGHT...Variable winds near 5 knots, becoming south and increasing to 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth, becoming smooth to a light chop. Isolated showers and thunderstorms. .SUNDAY...South winds 5 to 10 knots, becoming southeast to south. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...South winds near 10 knots, increasing to 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light chop, becoming a light to moderate chop. Scattered showers and isolated thunderstorms. .MONDAY...South to southwest winds near 10 knots, decreasing to 5 to 10 knots. Seas around 1 foot. Nearshore waters a light chop, becoming smooth to a light chop. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...South to southwest winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .TUESDAY...South to southwest winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...South to southwest winds near 5 knots, becoming southeast to south and increasing to near 10 knots. Seas 1 foot or less. Nearshore waters smooth, becoming a light chop. Isolated showers and thunderstorms. .WEDNESDAY...Southeast to south winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 10 knots, increasing to 10 to 15 knots. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters a light chop, becoming a light to moderate chop. Isolated showers and thunderstorms. .THURSDAY...Southeast to south winds 10 to 15 knots, decreasing to near 10 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop, becoming a light chop. Isolated showers and thunderstorms. .THURSDAY NIGHT...Southeast to south winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers and thunderstorms. $$ GMZ042>044-110230- 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- 425 PM EDT Sat Jun 10 2023 .TONIGHT...Southeast to south winds near 5 knots, becoming south to southwest and increasing to 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth, becoming smooth to a light chop. Isolated showers and thunderstorms. .SUNDAY...South to southwest winds 5 to 10 knots, becoming southeast to south and increasing to near 10 knots. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters smooth to a light chop, becoming a light chop. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...Southeast to south winds near 10 knots, becoming south and increasing to 10 to 15 knots. Seas 1 to 3 feet. Nearshore waters a light chop, becoming a light to moderate chop. Scattered showers and isolated thunderstorms. .MONDAY...South to southwest winds near 10 knots, decreasing to 5 to 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop, becoming smooth to a light chop. Scattered showers and isolated thunderstorms. .MONDAY NIGHT AND TUESDAY...South to southwest winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .WEDNESDAY...Southeast to south winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 10 knots, increasing to 10 to 15 knots. Seas building to 1 to 3 feet. Nearshore waters a light chop, becoming a light to moderate chop. Isolated showers and thunderstorms. .THURSDAY...Southeast to south winds 10 to 15 knots, decreasing to near 10 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop, becoming a light chop. Isolated showers and thunderstorms. .THURSDAY NIGHT...Southeast to south winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers and thunderstorms. $$ GMZ052>055-072>075-110230- 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- 425 PM EDT Sat Jun 10 2023 .TONIGHT...Variable winds near 5 knots, becoming south and increasing to near 10 knots. Seas 1 to 2 feet. Scattered showers and isolated thunderstorms. .SUNDAY...South winds near 10 knots, becoming southeast to south. Seas 1 to 3 feet. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...Southeast to south winds near 10 knots, increasing to 10 to 15 knots. Seas 2 to 3 feet. Scattered showers and isolated thunderstorms. .MONDAY...South winds 10 to 15 knots, decreasing to 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 3 feet. Numerous showers and isolated thunderstorms. .MONDAY NIGHT...South to southwest winds 5 to 10 knots. Seas 1 to 2 feet. Scattered showers and isolated thunderstorms. .TUESDAY...South to southwest winds 5 to 10 knots, becoming southeast to south. Seas 1 to 2 feet. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .WEDNESDAY...Southeast winds near 10 knots. Seas 1 to 3 feet. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. .THURSDAY...East to southeast winds near 10 knots, decreasing to 5 to 10 knots. Seas 1 to 3 feet, subsiding to 1 to 2 feet. Isolated showers and thunderstorms. .THURSDAY NIGHT...Southeast winds near 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. $$ GMZ033-034-110230- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 425 PM EDT Sat Jun 10 2023 .TONIGHT...Variable winds near 5 knots, becoming south and increasing to 5 to 10 knots. Seas 1 foot or less, building to around 1 foot. Isolated showers and thunderstorms. .SUNDAY...South winds 5 to 10 knots, becoming southeast to south. Seas around 1 foot. Isolated showers and thunderstorms. .SUNDAY NIGHT...Southeast to south winds 5 to 10 knots, becoming south to southwest and increasing to near 10 knots. Seas around 1 foot. Isolated showers and thunderstorms. .MONDAY...South to southwest winds 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...South to southwest winds 5 to 10 knots. Seas around 1 foot. Isolated showers and thunderstorms. .TUESDAY...South to southwest winds 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...South to southwest winds near 5 knots, becoming southeast to south and increasing to near 10 knots. Seas around 1 foot. Isolated showers and thunderstorms. .WEDNESDAY...Southeast to south winds near 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds 5 to 10 knots, increasing to 10 to 15 knots. Seas 1 to 3 feet. Isolated showers and thunderstorms. .THURSDAY...Southeast to south winds 10 to 15 knots, decreasing to 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .THURSDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas around 1 foot. Isolated showers and thunderstorms. $$ MJV