Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
701 FZUS52 KKEY 300831 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 431 AM EDT Thu May 30 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. GMZ005-301445- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 431 AM EDT Thu May 30 2024 .SYNOPSIS...Light to gentle, occasionally variable breezes are expected Today. High pressure currently over south-central Canada will emerge off the Mid-Atlantic coast by the end of the work week. This will result in fresh northeast to east breezes beginning as early as Friday night, lasting through early next week. The Approximate Shoreward Edge of the Gulf Stream as of May 29, 2024... 55 NM South of Dry Tortugas Light...on Loggerhead Key. 41 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 30 NM South of Sand Key Light...off Key West. 41 NM South of Looe Key...off Big Pine Key. 25 NM South of Sombrero Key Light...off Marathon. 6 NM South of Alligator Reef Light...off Islamorada. 8 NM South of Molasses Reef Light...off Key Largo. Gulf Stream Information Courtesy of the National Weather Service in Key West. $$ GMZ031-301445- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 431 AM EDT Thu May 30 2024 .TODAY...Variable winds near 5 knots, becoming east 5 to 10 knots. Bay waters smooth, becoming smooth to a light chop. Scattered showers and isolated thunderstorms. .TONIGHT...Northeast to east winds near 10 knots. Bay waters a light chop. Isolated showers and thunderstorms. .FRIDAY...Northeast to east winds near 10 knots, becoming east and increasing to near 15 knots in the afternoon. Bay waters a light chop, becoming a moderate chop. Isolated showers and thunderstorms. .FRIDAY NIGHT AND SATURDAY...Northeast to east winds 15 to 20 knots. Bay waters choppy. Isolated showers and thunderstorms. .SATURDAY NIGHT...Northeast to east winds near 20 knots, decreasing to 15 to 20 knots. Bay waters rough, becoming choppy. Isolated showers and thunderstorms. .SUNDAY...East winds 15 to 20 knots. Bay waters choppy. Isolated showers and thunderstorms. .SUNDAY NIGHT...East winds decreasing to near 15 knots. Bay waters becoming a moderate chop. Isolated showers and thunderstorms. .MONDAY AND MONDAY NIGHT...Northeast to east winds near 15 knots. Bay waters a moderate chop. Scattered showers and isolated thunderstorms. $$ GMZ032-035-301445- 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 AM EDT Thu May 30 2024 .TODAY...Variable winds near 5 knots, becoming east to southeast 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth, becoming smooth to a light chop. Isolated showers and thunderstorms. .TONIGHT...Northeast to east winds near 10 knots. Seas 1 foot or less. Nearshore waters a light chop. Isolated showers and thunderstorms. .FRIDAY...East winds near 10 knots, increasing to near 15 knots in the afternoon. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters a light chop, becoming a moderate chop. Isolated showers and thunderstorms. .FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 1 to 2 feet, except building to 3 to 4 feet west of the Marquesas Keys. Nearshore waters choppy. Scattered showers and isolated thunderstorms. .SATURDAY...Northeast to east winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers and thunderstorms. .SATURDAY NIGHT...Northeast to east winds near 20 knots. Seas 2 to 3 feet, except 3 to 4 feet west of the Marquesas Keys. Nearshore waters rough. Isolated showers and thunderstorms. .SUNDAY AND SUNDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers and thunderstorms. .MONDAY AND MONDAY NIGHT...Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms. $$ GMZ042>044-301445- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 431 AM EDT Thu May 30 2024 .TODAY...Variable winds near 5 knots, becoming east near 10 knots. Seas 1 foot or less, building to around 1 foot. Nearshore waters smooth, becoming a light chop. Isolated showers and thunderstorms. .TONIGHT...East winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers and thunderstorms. .FRIDAY...East winds near 10 knots, increasing to near 15 knots in the afternoon. Seas building to 1 to 2 feet. Nearshore waters a light chop, becoming a moderate chop. Isolated showers and thunderstorms. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. Isolated showers and thunderstorms. .SATURDAY...Northeast to east winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. Isolated showers and thunderstorms. .SATURDAY NIGHT...East winds near 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters rough. Isolated showers and thunderstorms. .SUNDAY AND SUNDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. Isolated showers and thunderstorms. .MONDAY AND MONDAY NIGHT...Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms. $$ GMZ052>055-072>075-301445- 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 AM EDT Thu May 30 2024 .TODAY...Northeast to east winds 5 to 10 knots, increasing to near 10 knots. Seas around 1 foot. Wave Detail: East 1 foot at 3 seconds. Isolated showers and thunderstorms. .TONIGHT...Northeast to east winds 10 to 15 knots. Seas 1 to 3 feet. Wave Detail: Northeast to east 2 feet at 3 seconds. Isolated showers and thunderstorms. .FRIDAY...Northeast to east winds 10 to 15 knots, increasing to near 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast to east 3 feet at 4 seconds. Isolated showers and thunderstorms. .FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Isolated showers and thunderstorms. .SATURDAY...Northeast to east winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Isolated showers and thunderstorms. .SATURDAY NIGHT...East winds near 20 knots. Seas 5 to 6 feet, occasionally to 8 feet. Scattered showers and isolated thunderstorms. .SUNDAY...East winds near 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...East winds decreasing to 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers and isolated thunderstorms. .MONDAY AND MONDAY NIGHT...Northeast to east winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. $$ GMZ033-034-301445- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 431 AM EDT Thu May 30 2024 .TODAY...Variable winds near 5 knots. Seas around 1 foot. Wave Detail: Northwest to north 1 foot at 4 seconds. Isolated showers and thunderstorms. .TONIGHT...Winds becoming east near 10 knots. Seas around 1 foot. Wave Detail: Northwest to north 1 foot at 4 seconds and east 1 foot at 2 seconds. Scattered showers and isolated thunderstorms. .FRIDAY...East winds near 10 knots, increasing to 10 to 15 knots. Seas 1 to 2 feet. Wave Detail: Northwest to north 1 foot at 4 seconds and east 1 foot at 3 seconds. Scattered showers and isolated thunderstorms. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas building to 2 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. .SATURDAY...Northeast to east winds 15 to 20 knots, becoming east 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...East winds increasing to near 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. .SUNDAY AND SUNDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Isolated showers and thunderstorms. .MONDAY AND MONDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet. Scattered showers and isolated thunderstorms. $$