Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
133 FZUS52 KKEY 230824 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 424 AM EDT Sun Jun 23 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. GMZ005-231430- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 424 AM EDT Sun Jun 23 2024 .SYNOPSIS...High pressure over the western Atlantic and low pressure over the Bay of Campeche will maintain gentle to moderate east to southeast breezes across the Keys coastal waters today, becoming light to gentle tonight through Monday evening. The western Atlantic ridge will settle southward into the Florida Straits during the middle and later part of the week, with light southwest to west breezes prevailing over the Keys waters. The Approximate Shoreward Edge of the Gulf Stream as of June 19... 67 NM South of Dry Tortugas Light...on Loggerhead Key. 35 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 28 NM South of Sand Key Light...off Key West. 29 NM South of Looe Key...off Big Pine Key. 34 NM South of Sombrero Key Light...off Marathon. 23 NM Southeast of Alligator Reef Light...off Islamorada. 19 NM Southeast of Molasses Reef Light...off Key Largo. Gulf Stream Information Courtesy of the National Weather Service in Key West. $$ GMZ031-231430- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 424 AM EDT Sun Jun 23 2024 .TODAY...East winds 5 to 10 knots early, becoming east to southeast near 10 knots. Bay waters smooth to a light chop, becoming a light chop. Winds higher and bay waters rough in numerous showers and scattered thunderstorms. .TONIGHT...East to southeast winds near 10 knots, decreasing to 5 to 10 knots after midnight. Bay waters a light chop, becoming smooth to a light chop. Scattered showers and thunderstorms. .MONDAY...East to southeast winds 5 to 10 knots. Bay waters smooth to a light chop. Numerous showers and scattered thunderstorms. .MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming southeast to south after midnight. Bay waters smooth to a light chop. Scattered showers and thunderstorms. .TUESDAY...South to southwest winds near 5 knots. Bay waters smooth. Numerous showers and scattered thunderstorms. .TUESDAY NIGHT...South to southwest winds near 5 knots. Bay waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southwest winds near 5 knots. Bay waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT AND THURSDAY...Southwest to west winds 5 to 10 knots. Bay waters smooth to a light chop. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Southwest winds near 5 knots, becoming southeast to south after midnight. Bay waters smooth. Scattered showers and isolated thunderstorms. $$ GMZ032-035-231430- 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- 424 AM EDT Sun Jun 23 2024 .TODAY...East winds 5 to 10 knots early, becoming east to southeast 10 to 15 knots. Seas 1 foot or less, building to 1 to 2 feet. Nearshore waters smooth to a light chop, becoming a light to moderate chop. Winds and seas higher in numerous showers and scattered thunderstorms. .TONIGHT...East to southeast winds 10 to 15 knots, decreasing to 5 to 10 knots after midnight. Seas 1 to 2 feet, subsiding to 1 foot or less. Nearshore waters a light to moderate chop, becoming smooth to a light chop. Scattered showers and thunderstorms. .MONDAY...East to southeast winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and thunderstorms. .MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and thunderstorms. .TUESDAY...South to southwest winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and thunderstorms. .TUESDAY NIGHT...South to southwest winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southwest to west winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT AND THURSDAY...Southwest to west winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Southwest winds near 5 knots, becoming southeast to south after midnight. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. $$ GMZ042>044-231430- 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- 424 AM EDT Sun Jun 23 2024 .TODAY...East winds 5 to 10 knots early, becoming east to southeast 10 to 15 knots. Seas 1 to 2 feet, building to around 2 feet. Nearshore waters smooth to a light chop, becoming a light to moderate chop. Winds and seas higher in numerous showers and scattered thunderstorms. .TONIGHT...East to southeast winds 10 to 15 knots, decreasing to 5 to 10 knots after midnight. Seas around 2 feet, subsiding to 1 to 2 feet. Nearshore waters a light to moderate chop, becoming smooth to a light chop. Scattered showers and thunderstorms. .MONDAY...East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Scattered showers and thunderstorms. .MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas around 1 foot. Nearshore waters smooth to a light chop. Scattered showers and thunderstorms. .TUESDAY...South to southwest winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. Scattered showers and thunderstorms. .TUESDAY NIGHT...South to southwest winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southwest to west winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...Southwest winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .THURSDAY...Southwest to west winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Southwest winds near 5 knots, becoming southeast to south after midnight. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. $$ GMZ052>055-072>075-231430- 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- 424 AM EDT Sun Jun 23 2024 .TODAY...East winds 5 to 10 knots early, becoming east to southeast 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Winds and seas higher in numerous showers and scattered thunderstorms. .TONIGHT...East to southeast winds 10 to 15 knots, decreasing to 5 to 10 knots after midnight. Seas 2 to 3 feet, subsiding to around 2 feet. Wave Detail: East 2 feet at 4 seconds. Numerous showers and scattered thunderstorms. .MONDAY...East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: East 2 feet at 4 seconds. Scattered showers and thunderstorms. .MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming south to southwest after midnight. Seas 1 to 2 feet. Scattered showers and thunderstorms. .TUESDAY...South to southwest winds near 5 knots. Seas around 1 foot. Scattered showers and thunderstorms. .TUESDAY NIGHT...South winds near 5 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southwest to west winds near 5 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...Southwest winds near 5 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .THURSDAY...Southwest to west winds 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Variable winds near 5 knots, becoming southeast to south. Seas around 1 foot. Scattered showers and isolated thunderstorms. $$ GMZ033-034-231430- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 424 AM EDT Sun Jun 23 2024 .TODAY...East winds 5 to 10 knots early, becoming east to southeast 10 to 15 knots. Seas around 1 foot, building to 1 to 2 feet. Wave Detail: East to southeast 1 foot at 3 seconds. Winds and seas higher in numerous showers and scattered thunderstorms. .TONIGHT...East to southeast winds 10 to 15 knots, decreasing to 5 to 10 knots after midnight. Seas 1 to 2 feet, subsiding to around 1 foot. Wave Detail: Southeast 2 feet at 4 seconds. Numerous showers and scattered thunderstorms. .MONDAY...East to southeast winds near 5 knots. Seas around 1 foot. Wave Detail: East 1 foot at 3 seconds. Scattered showers and thunderstorms. .MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 1 foot. Scattered showers and thunderstorms. .TUESDAY...South winds near 5 knots. Seas around 1 foot. Scattered showers and thunderstorms. .TUESDAY NIGHT...South to southwest winds near 5 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southwest to west winds near 5 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .THURSDAY...West winds near 5 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Southwest to west winds near 5 knots, becoming southeast to south after midnight. Seas around 1 foot. Scattered showers and isolated thunderstorms. $$