Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
363 FZUS52 KKEY 290827 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 427 AM EDT Wed May 29 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. GMZ005-291430- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 427 AM EDT Wed May 29 2024 .SYNOPSIS...Light to gentle, generally variable breezes are expected through Thursday. 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 26... 50 NM South of Dry Tortugas Light...on Loggerhead Key. 47 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 41 NM South of Sand Key Light...off Key West. 27 NM South of Looe Key...off Big Pine Key. 23 NM South of Sombrero Key Light...off Marathon. 26 NM South of Alligator Reef Light...off Islamorada. 21 NM South of Molasses Reef Light...off Key Largo. Gulf Stream Information Courtesy of the National Weather Service in Key West. $$ GMZ031-291430- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 427 AM EDT Wed May 29 2024 .TODAY...Southwest to west winds near 5 knots, becoming southwest this afternoon. Bay waters smooth. Isolated showers. .TONIGHT...Southwest winds near 5 knots, becoming east to southeast after midnight. Bay waters smooth. Isolated showers and thunderstorms. .THURSDAY...Northeast to east winds near 5 knots, becoming east to southeast and increasing to near 10 knots in the afternoon. Bay waters smooth, becoming a light chop. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...East winds 10 to 15 knots, becoming northeast to east and decreasing to near 10 knots. Bay waters a light to moderate chop, becoming a light chop. Isolated showers and thunderstorms. .FRIDAY...Northeast to east winds near 10 knots, becoming east and increasing to near 15 knots in the afternoon. Bay waters a light chop, becoming a moderate chop. Isolated showers and thunderstorms. .FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Bay waters choppy. Isolated showers and thunderstorms. .SATURDAY...Northeast to east winds 15 to 20 knots, increasing to near 20 knots. Bay waters choppy, becoming rough. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...Northeast to east winds near 20 knots, decreasing to 15 to 20 knots. Bay waters rough, becoming choppy. Scattered showers and isolated thunderstorms. .SUNDAY AND SUNDAY NIGHT...Northeast to east winds 15 to 20 knots. Bay waters choppy. Scattered showers and isolated thunderstorms. $$ GMZ032-035-291430- 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- 427 AM EDT Wed May 29 2024 .TODAY...Variable winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Isolated showers. .TONIGHT...West to northwest winds near 5 knots, becoming northeast to east after midnight. Seas 1 foot or less. Nearshore waters smooth. Isolated showers and thunderstorms. .THURSDAY...Northeast to east winds near 5 knots, becoming east and increasing to near 10 knots in the afternoon. Seas 1 foot or less, building to around 1 foot. Nearshore waters smooth, becoming a light chop. Isolated showers and thunderstorms. .THURSDAY NIGHT...East 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. .FRIDAY...East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 1 to 2 feet, building to 1 to 3 feet. Nearshore waters a light to moderate chop, becoming choppy. Isolated showers and thunderstorms. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 1 to 3 feet, building to 2 to 3 feet. West of the Marquesas Keys, seas 2 to 3 feet, building to 3 to 4 feet. Nearshore waters choppy. Isolated showers and thunderstorms. .SATURDAY...Northeast to east winds 15 to 20 knots, increasing to near 20 knots. Seas 2 to 3 feet, except 3 to 4 feet west of the Marquesas Keys, occasionally to 5 feet. Nearshore waters choppy, becoming rough. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT AND SUNDAY...Northeast to east winds near 20 knots. Seas 2 to 3 feet, except 3 to 5 feet, occasionally to 6 feet west of the Marquesas Keys. Nearshore waters rough. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...East winds near 20 knots, decreasing to 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet west of the Marquesas Keys, occasionally to 5 feet. Nearshore waters rough, becoming choppy. Scattered showers and isolated thunderstorms. $$ GMZ042>044-291430- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 427 AM EDT Wed May 29 2024 .TODAY...Variable winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Isolated showers. .TONIGHT...Variable winds near 5 knots, becoming east after midnight. Seas 1 foot or less. Nearshore waters smooth. Isolated showers and thunderstorms. .THURSDAY...Northeast to east winds near 5 knots, increasing to near 10 knots. Seas 1 foot or less, building to around 1 foot. Nearshore waters smooth, becoming a light chop. Isolated showers and thunderstorms. .THURSDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. Isolated showers and thunderstorms. .FRIDAY...Northeast to east winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 1 to 2 feet, building to 2 to 3 feet. Nearshore waters a light to moderate chop, becoming choppy. Isolated showers and thunderstorms. .FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. Isolated showers and thunderstorms. .SATURDAY...Northeast to east winds 15 to 20 knots, increasing to near 20 knots. Seas 2 to 4 feet, building to 3 to 5 feet, occasionally to 6 feet. Nearshore waters choppy, becoming rough. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT AND SUNDAY...Northeast to east winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters rough. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...Northeast to east winds near 20 knots, becoming east and decreasing to 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters rough, becoming choppy. Scattered showers and isolated thunderstorms. $$ GMZ052>055-072>075-291430- 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- 427 AM EDT Wed May 29 2024 .TODAY...Variable winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: East 1 foot at 3 seconds. Isolated showers. .TONIGHT...Variable winds 5 to 10 knots, becoming northeast to east. Seas 1 to 2 feet. Wave Detail: Northeast to east 1 foot at 3 seconds. Isolated showers and thunderstorms. .THURSDAY...Northeast to east winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 1 to 3 feet. Wave Detail: Northeast to east 1 foot at 3 seconds. Isolated showers and thunderstorms. .THURSDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. .FRIDAY...Northeast to east winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 2 to 3 feet, building to 3 to 4 feet, occasionally to 5 feet. Isolated showers and thunderstorms. .FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Isolated showers and thunderstorms. .SATURDAY THROUGH SUNDAY...Northeast to east winds near 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...Northeast to east winds near 20 knots, decreasing to 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Scattered showers and isolated thunderstorms. $$ GMZ033-034-291430- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 427 AM EDT Wed May 29 2024 .TODAY...Northwest to north winds near 5 knots, increasing to 5 to 10 knots. Seas around 1 foot. Wave Detail: Northwest to north 1 foot at 3 seconds. Isolated showers. .TONIGHT...Northwest to north winds 5 to 10 knots, becoming variable and decreasing to near 5 knots after midnight. Seas around 1 foot. Wave Detail: Northwest to north 1 foot at 3 seconds. .THURSDAY...Variable winds near 5 knots, becoming east to southeast and increasing to 5 to 10 knots. Seas around 1 foot, building to 1 to 2 feet. Wave Detail: Northwest to north 1 foot at 5 seconds and northeast 1 foot at 2 seconds. Isolated showers and thunderstorms. .THURSDAY NIGHT...East to southeast winds 5 to 10 knots, increasing to near 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .FRIDAY...East winds near 10 knots, increasing to 10 to 15 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .FRIDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 1 to 2 feet, building to 2 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. .SATURDAY...East winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. .SATURDAY NIGHT...East winds 15 to 20 knots, increasing to near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers and isolated thunderstorms. .SUNDAY...East winds near 20 knots, decreasing to 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Scattered showers and isolated thunderstorms. $$ MJV