Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
743 FZUS52 KKEY 232033 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 433 PM EDT Thu May 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. GMZ005-240245- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 433 PM EDT Thu May 23 2024 .SYNOPSIS...High pressure will remain the dominant pattern, allowing for an extended period of light to gentle east to southeast breezes through the end of the week. During the later half of Sunday, breezes will clock to a southeasterly to south direction and modestly freshen as the high pressure shifts its position. The Approximate Shoreward Edge of the Gulf Stream as of May 15, 2024... 49 NM South of Dry Tortugas Light...on Loggerhead Key. 32 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 24 NM South of Sand Key Light...off Key West. 27 NM South of Looe Key...off Big Pine Key. 29 NM South of Sombrero Key Light...off Marathon. 8 NM Southeast of Alligator Reef Light...off Islamorada. 3 NM Southeast of Molasses Reef Light...off Key Largo. Gulf Stream Information Courtesy of the National Weather Service in Key West. $$ GMZ031-240245- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 433 PM EDT Thu May 23 2024 .TONIGHT...East winds near 10 knots, becoming east to southeast 5 to 10 knots. Bay waters a light chop, becoming smooth to a light chop. Isolated showers. .FRIDAY...Variable winds near 5 knots. Bay waters smooth. .FRIDAY NIGHT...Southeast to south winds near 5 knots. Bay waters smooth. .SATURDAY...Southeast to south winds near 5 knots, becoming southwest to west 5 to 10 knots. Bay waters smooth, becoming smooth to a light chop. Isolated showers. .SATURDAY NIGHT...Southwest to west winds 5 to 10 knots, becoming variable near 5 knots. Bay waters smooth to a light chop, becoming smooth. .SUNDAY...Southeast to south winds 5 to 10 knots. Bay waters smooth to a light chop. .SUNDAY NIGHT...Southeast to south winds 5 to 10 knots, increasing to near 10 knots. Bay waters smooth to a light chop, becoming a light chop. .MONDAY AND MONDAY NIGHT...Southeast to south winds near 10 knots. Bay waters a light chop. Isolated showers. .TUESDAY...Southeast to south winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers and thunderstorms. $$ GMZ032-035-240245- 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- 433 PM EDT Thu May 23 2024 .TONIGHT...East near 10 knots, becoming east to southeast. Seas around 1 foot. Nearshore waters a light chop. Isolated showers. .FRIDAY...Southeast winds 5 to 10 knots, becoming variable near 5 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop, becoming smooth. .FRIDAY NIGHT...Variable winds near 5 knots, becoming southeast 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. .SATURDAY...Southeast to south winds 5 to 10 knots, becoming variable near 5 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop, becoming smooth. .SATURDAY NIGHT...Variable winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. .SUNDAY...Southeast to south winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. .SUNDAY NIGHT...Southeast winds 5 to 10 knots, increasing to near 10 knots. Seas building to around 1 foot. Nearshore waters smooth to a light chop, becoming a light chop. .MONDAY...Southeast winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. Isolated showers. .TUESDAY...Southeast to south winds decreasing to 5 to 10 knots. Seas subsiding to 1 foot or less. Nearshore waters becoming smooth to a light chop. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. $$ GMZ042>044-240245- Hawk Channel from Ocean Reef to Craig Key out to the reef- Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 433 PM EDT Thu May 23 2024 .TONIGHT...East winds near 10 knots, becoming east to southeast 5 to 10 knots. Seas around 1 foot. Nearshore waters a light chop, becoming smooth to a light chop. Isolated showers. .FRIDAY...East to southeast winds 5 to 10 knots, decreasing to near 5 knots in the afternoon. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming smooth. .FRIDAY NIGHT...Southeast winds increasing to 5 to 10 knots. Seas around 1 foot. Nearshore waters becoming smooth to a light chop. .SATURDAY...Southeast to south winds 5 to 10 knots, becoming variable. Seas around 1 foot. Nearshore waters smooth. .SATURDAY NIGHT...Variable winds 5 to 10 knots, becoming southeast late. Seas 1 foot or less. Nearshore waters smooth to a light chop. .SUNDAY...Southeast to south winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. .SUNDAY NIGHT...East to southeast winds increasing to 10 to 15 knots. Seas building to 1 to 2 feet. Nearshore waters becoming a light to moderate chop. .MONDAY...Southeast winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Isolated showers. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. Isolated showers. .TUESDAY...Southeast winds decreasing to 5 to 10 knots. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters becoming smooth to a light chop. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast winds increasing to near 10 knots. Seas around 1 foot. Nearshore waters becoming a light chop. Isolated showers and thunderstorms. $$ GMZ052>055-072>075-240245- 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- 433 PM EDT Thu May 23 2024 .TONIGHT...East winds near 10 knots, becoming east to southeast 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: East 2 feet at 4 seconds. .FRIDAY...East to southeast winds 5 to 10 knots, becoming northeast to east. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4 seconds. .FRIDAY NIGHT...East winds 5 to 10 knots, becoming east to southeast. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4 seconds. .SATURDAY...Southeast winds 5 to 10 knots, becoming variable. Seas around 1 foot. .SATURDAY NIGHT...Variable winds 5 to 10 knots, becoming east to southeast near 10 knots. Seas 1 to 2 feet. .SUNDAY...Southeast winds decreasing to 5 to 10 knots. Seas 1 to 2 feet. .SUNDAY NIGHT...East to southeast winds increasing to 10 to 15 knots. Seas building to 1 to 3 feet. .MONDAY...Southeast winds near 10 knots. Seas 1 to 2 feet. Isolated showers. .MONDAY NIGHT...East to southeast winds 10 to 15 knots. Seas 1 to 3 feet. Isolated showers. .TUESDAY...Southeast winds decreasing to 5 to 10 knots. Seas subsiding to 1 to 2 feet. Isolated showers and thunderstorms. .TUESDAY NIGHT...East to southeast winds near 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. $$ GMZ033-034-240245- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 433 PM EDT Thu May 23 2024 .TONIGHT...East to southeast winds 5 to 10 knots. Seas around 1 foot. Wave Detail: East to southeast 1 foot at 3 seconds. Isolated showers. .FRIDAY...Southeast winds 5 to 10 knots, becoming variable in the afternoon. Seas subsiding to 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. Isolated showers. .FRIDAY NIGHT...Variable winds near 5 knots, becoming east to southeast 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds. .SATURDAY...Southeast winds 5 to 10 knots, becoming variable near 5 knots. Seas 1 foot or less. .SATURDAY NIGHT...Variable winds 5 to 10 knots, becoming east to southeast. Seas 1 foot or less. .SUNDAY...Southeast winds 5 to 10 knots. Seas around 1 foot. .SUNDAY NIGHT...Southeast winds increasing to 10 to 15 knots. Seas building to 1 to 2 feet. .MONDAY...Southeast to south winds near 10 knots. Seas 1 to 2 feet. Isolated showers. .MONDAY NIGHT...Southeast to south 10 to 15 knots. Seas 1 to 2 feet. Isolated showers. .TUESDAY...Southeast to south winds decreasing to 5 to 10 knots. Seas 1 to 2 feet, subsiding to around 1 foot. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas around 1 foot. Isolated showers and thunderstorms. $$