Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
682 FZUS52 KKEY 130240 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 1040 PM EDT Wed Jun 12 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. GMZ005-130845- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 1040 PM EDT Wed Jun 12 2024 .SYNOPSIS...The pattern for the remainder the week will feature weak high pressure over the western North Atlantic and a frontal boundary stalled over northern Florida. However, the main weather maker will be a large cyclonic system centered over Central America. Mainly moderate breezes and an extended period of unsettled weather featuring thundery squalls will persist tonight through Friday night. Rain and thunder chances will decrease gradually starting Saturday. Breezes will freshen by Saturday night, with moderate to fresh easterly breezes expected for late in the weekend into early next week. The Approximate Shoreward Edge of the Gulf Stream as of June 12, 2024... 66 NM South of Dry Tortugas Light...on Loggerhead Key. 24 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 17 NM South of Sand Key Light...off Key West. 28 NM South of Looe Key...off Big Pine Key. 8 NM South of Sombrero Key Light...off Marathon. 4 NM South of Alligator Reef Light...off Islamorada. 2 NM South of Molasses Reef Light...off Key Largo. Gulf Stream Information Courtesy of the National Weather Service in Key West. $$ GMZ031-130845- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 1040 PM EDT Wed Jun 12 2024 .OVERNIGHT...Southeast to south winds 10 to 15 knots. Bay waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY AND THURSDAY NIGHT...Southeast to south winds near 10 knots. Bay waters a light chop. Numerous showers and scattered thunderstorms. .FRIDAY...Southeast to south winds 5 to 10 knots. Bay waters smooth to a light chop. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast to south winds 5 to 10 knots. Bay waters smooth to a light chop. Scattered showers and thunderstorms. .SATURDAY...East to southeast winds 5 to 10 knots. Bay waters smooth to a light chop. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...Northeast to east winds near 10 knots, becoming east to southeast and increasing to near 15 knots. Bay waters a light chop, becoming a moderate chop. Scattered showers and isolated thunderstorms. .SUNDAY AND SUNDAY NIGHT...East to southeast winds near 15 knots. Bay waters a moderate chop. Scattered showers and isolated thunderstorms. .MONDAY...East winds 15 to 20 knots. Bay waters choppy. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...East to southeast winds near 15 knots. Bay waters a moderate chop. Scattered showers and isolated thunderstorms. $$ GMZ032-035-130845- 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- 1040 PM EDT Wed Jun 12 2024 .OVERNIGHT...Winds becoming southeast to south 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 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 NIGHT...Southeast to south winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Numerous showers and scattered thunderstorms. .FRIDAY...South winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and thunderstorms. .SATURDAY...East to southeast winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...Northeast to east winds near 10 knots, becoming east to southeast and increasing to near 15 knots. Seas building to 1 to 2 feet. Nearshore waters a light chop, becoming a moderate chop. Scattered showers and isolated thunderstorms. .SUNDAY...East to southeast winds near 15 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...East to southeast winds 15 to 20 knots. Seas building to 2 to 3 feet, except building to 3 to 4 feet, occasionally to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Scattered showers and isolated thunderstorms. .MONDAY AND MONDAY NIGHT...East to southeast 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. Scattered showers and isolated thunderstorms. $$ GMZ042>044-130845- 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- 1040 PM EDT Wed Jun 12 2024 .OVERNIGHT...Winds becoming southeast to south 10 to 15 knots. Seas 1 to 3 feet. Nearshore waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY...Southeast to south winds 10 to 15 knots. Seas 1 to 3 feet. Nearshore waters a light to moderate chop. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast to south winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Numerous showers and scattered thunderstorms. .FRIDAY...South winds 5 to 10 knots. Seas subsiding to around 1 foot. Nearshore waters smooth to a light chop. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Scattered showers and thunderstorms. .SATURDAY...East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...Northeast to east winds near 10 knots, becoming east to southeast and increasing to near 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Nearshore waters a light chop, becoming a moderate chop. Scattered showers and isolated thunderstorms. .SUNDAY...East to southeast winds near 15 knots. Seas 2 to 3 feet. Nearshore waters choppy. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of Cosgrove Shoal Light. Nearshore waters choppy. Scattered showers and isolated thunderstorms. .MONDAY AND MONDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. Scattered showers and isolated thunderstorms. $$ GMZ052>055-072>075-130845- 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- 1040 PM EDT Wed Jun 12 2024 .OVERNIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds and northwest 1 foot at 4 seconds. Numerous showers and scattered thunderstorms. .THURSDAY...Southeast to south winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 1 foot at 3 seconds. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast to south winds near 10 knots. Seas around 2 feet. Wave Detail: Southeast 1 foot at 4 seconds. Numerous showers and scattered thunderstorms. .FRIDAY...Southeast to south winds 5 to 10 knots. Seas 1 to 2 feet. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Scattered showers and thunderstorms. .SATURDAY...East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...Northeast to east winds 10 to 15 knots, becoming east to southeast and increasing to near 15 knots. Seas building to 2 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. .SUNDAY AND SUNDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers and isolated thunderstorms. .MONDAY AND MONDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Scattered showers and isolated thunderstorms. $$ GMZ033-034-130845- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 1040 PM EDT Wed Jun 12 2024 .OVERNIGHT...West to northwest winds 10 to 15 knots, becoming southeast to south. Seas 2 to 3 feet. Wave Detail: South to southwest 3 feet at 5 seconds. Widespread showers and scattered thunderstorms. .THURSDAY...South winds near 15 knots, decreasing to near 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: South to southwest 3 feet at 5 seconds. Numerous showers and scattered thunderstorms. .THURSDAY NIGHT...Southeast to south winds near 10 knots. Seas 1 to 3 feet. Wave Detail: South to southwest 2 feet at 5 seconds and northeast 1 foot at 3 seconds. Numerous showers and scattered thunderstorms. .FRIDAY...Southeast to south winds 10 to 15 knots. Seas 1 to 2 feet. Numerous showers and scattered thunderstorms. .FRIDAY NIGHT...South to southwest winds near 10 knots, becoming southeast to south and decreasing to 5 to 10 knots. Seas 1 to 2 feet. Numerous showers and scattered thunderstorms. .SATURDAY...East to southeast winds 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...Northeast to east winds near 10 knots, becoming east to southeast and increasing to near 15 knots. Seas 1 to 2, building to 2 to 3 feet. Scattered showers and isolated thunderstorms. .SUNDAY...East to southeast winds near 15 knots. Seas 2 to 3 feet. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT AND MONDAY...East to southeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Isolated showers and thunderstorms. $$ CLR