869 FZUS52 KKEY 211001 CCA CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 421 AM EST Wed Feb 21 2024 Correction made to the 1st period of the Bayside/Gulfside waters 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. GMZ005-211600- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 421 AM EST Wed Feb 21 2024 .SYNOPSIS...Moderate to occasionally fresh northerly breezes will continue today and this evening, slackening late tonight, then quickly veering to the east to southeast by Thursday night. Breezes will continue to clock around and become southwest to west Friday and Friday night ahead of the next cold front, which is forecast to pass through the Keys waters early Saturday morning. Fresh northwest to north breezes will prevail Saturday through Sunday morning in the wake of the front. The Approximate Shoreward Edge of the Gulf Stream is currently unavailable. $$ GMZ031-211600- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 421 AM EST Wed Feb 21 2024 .TODAY...North winds near 15 knots early, decreasing to near 10 knots. Bay waters a moderate chop, becoming a light chop. .TONIGHT...North to northeast winds increasing to 10 to 15 knots. Bay waters becoming a light to moderate chop. .THURSDAY...North to northeast winds 10 to 15 knots, becoming northeast to east and decreasing to near 5 knots in the afternoon. Bay waters a light to moderate chop, becoming smooth. .THURSDAY NIGHT...East to southeast winds near 5 knots, becoming south and increasing to 5 to 10 knots. Bay waters smooth, becoming smooth to a light chop. .FRIDAY...South to southwest winds near 10 knots, becoming southwest and increasing to near 15 knots. Bay waters a light chop, becoming a moderate chop. .FRIDAY NIGHT...Southwest to west winds 15 to 20 knots, becoming west to northwest late. Bay waters choppy. Scattered showers. .SATURDAY...Northwest winds 15 to 20 knots. Bay waters choppy. Isolated showers in the morning. .SATURDAY NIGHT...Northwest to north winds 15 to 20 knots. Bay waters choppy. .SUNDAY...North to northeast winds 15 to 20 knots, decreasing to 10 to 15 knots. Bay waters choppy, becoming a light to moderate chop. .SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Bay waters a light to moderate chop. $$ GMZ032-035-211600- 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- 421 AM EST Wed Feb 21 2024 .TODAY...North winds near 15 knots early, decreasing to 10 to 15 knots this afternoon. Seas 1 to 3 feet, except 3 to 4 feet west of the Marquesas Keys. Nearshore waters a moderate chop, becoming a light to moderate chop. .TONIGHT...North to northeast winds 10 to 15 knots. Seas 1 to 3 feet. Nearshore waters a light to moderate chop. .THURSDAY...Northeast winds 10 to 15 knots early, becoming northeast to east near 5 knots in the afternoon. Seas 1 to 2 feet, subsiding to 1 foot or less. Nearshore waters a light to moderate chop, becoming smooth. .THURSDAY NIGHT...East to southeast winds near 5 knots, becoming south to southeast and increasing to 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth, becoming smooth to a light chop. .FRIDAY...Southwest winds near 10 knots, becoming southwest to west and increasing to near 15 knots. Seas around 1 foot building to 1 to 2 feet, except building to 2 to 3 feet west of the Marquesas Keys. Nearshore waters a light chop, becoming a moderate chop. .FRIDAY NIGHT...Southwest to west winds 15 to 20 knots, becoming west to northwest after midnight. Seas building to 2 to 4 feet, except building to 4 to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Scattered showers. .SATURDAY...Northwest to north winds 15 to 20 knots. Seas 2 to 4 feet, except 4 to 5 feet west of the Marquesas Keys. Nearshore waters choppy. Isolated showers in the morning. .SATURDAY NIGHT...Northwest to north winds 15 to 20 knots. Seas 3 to 5 feet, except 5 to 6 feet west of the Marquesas Keys. Nearshore waters choppy. .SUNDAY...North to northeast winds 15 to 20 knots, becoming northeast and decreasing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet, subsiding to 1 to 3 feet. West of the Marquesas Keys, seas 4 to 5 feet, subsiding to 3 to 4 feet. Nearshore waters choppy, becoming a light to moderate chop. .SUNDAY NIGHT...Northeast 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. $$ GMZ042>044-211600- 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- 421 AM EST Wed Feb 21 2024 .TODAY...North winds near 15 knots early, decreasing to 10 to 15 knots. Seas 1 to 2 feet, except 3 to 4 feet west of Cosgrove Shoal Light. Nearshore waters a moderate chop, becoming a light to moderate chop. .TONIGHT...North to northeast winds 10 to 15 knots. Seas 1 to 2 feet, except 2 to 3 feet west of Cosgrove Shoal Light. Nearshore waters a light to moderate chop. .THURSDAY...Northeast winds 10 to 15 knots, becoming northeast to east and decreasing to 5 to 10 knots in the afternoon. Seas 1 to 2 feet. Nearshore waters a light to moderate chop, becoming smooth to a light chop. .THURSDAY NIGHT...Southeast to south winds 5 to 10 knots, becoming south to southwest and increasing to near 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming a light chop. .FRIDAY...Southwest winds 10 to 15 knots, becoming southwest to west and increasing to near 15 knots in the afternoon. Seas building to 2 to 3 feet. Nearshore waters a light to moderate chop, becoming a moderate chop. .FRIDAY NIGHT...Southwest to west winds 15 to 20 knots. Seas 2 to 4 feet, except building to 4 to 5 feet west of Cosgrove Shoal Light. Nearshore waters choppy. Scattered showers. .SATURDAY...Northwest winds 15 to 20 knots, becoming northwest to north. Seas 2 to 4 feet, except 4 to 5 feet west of Cosgrove Shoal Light. Nearshore waters choppy. Isolated showers in the morning. .SATURDAY NIGHT...North winds 15 to 20 knots. Seas 2 to 3 feet, except 4 to 5 feet west of Cosgrove Shoal Light. Nearshore waters choppy. .SUNDAY...North to northeast winds 15 to 20 knots, becoming northeast and decreasing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet, except 3 to 5 feet west of Cosgrove Shoal Light. Nearshore waters choppy, becoming a light to moderate chop. .SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. $$ GMZ052>055-072>075-211600- 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- 421 AM EST Wed Feb 21 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION UNTIL WINDS DECREASE... .TODAY...North winds 15 to 20 knots, decreasing to near 15 knots. Seas 3 to 4 feet, subsiding to 2 to 3 feet. Off the Upper Keys, seas building to 4 to 5 feet due to a northerly swell. .TONIGHT...North to northeast winds 10 to 15 knots. Seas 2 to 4 feet, except 4 to 5 feet off the Upper Keys due to a northerly swell. Isolated showers. .THURSDAY...Northeast winds 10 to 15 knots, becoming northeast to east and decreasing to 5 to 10 knots in the afternoon. Seas 2 to 4 feet, subsiding to 1 to 3 feet. Isolated showers. .THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south and increasing to near 10 knots after midnight. Seas around 2 feet. .FRIDAY...Southwest winds increasing to 10 to 15 knots. Seas building to 2 to 3 feet. .FRIDAY NIGHT...Southwest to west winds 15 to 20 knots. Seas building to 3 to 5 feet. Scattered showers. .SATURDAY...West to northwest winds 15 to 20 knots, becoming northwest. Seas 3 to 6 feet. Scattered showers, mainly in the morning. .SATURDAY NIGHT...Northwest to north winds 15 to 20 knots, becoming north to northeast. Seas 4 to 6 feet. .SUNDAY...Northeast winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas subsiding to 3 to 5 feet. .SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 2 to 4 feet. $$ GMZ033-034-211600- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 421 AM EST Wed Feb 21 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION UNTIL WINDS DECREASE... .TODAY...North winds 15 to 20 knots early, becoming north to northeast and decreasing to 10 to 15 knots. Seas 3 to 4 feet, subsiding to 2 to 3 feet. .TONIGHT...North to northeast winds 10 to 15 knots. Seas subsiding to around 2 feet. .THURSDAY...Northeast to east winds near 10 knots, becoming east and decreasing to near 5 knots in the afternoon. Seas around 2 feet, subsiding to around 1 foot. .THURSDAY NIGHT...Southeast to south winds 5 to 10 knots, becoming south to southwest. Seas around 1 foot. .FRIDAY...Southwest winds 5 to 10 knots, increasing to near 15 knots in the afternoon. Seas 1 to 2 feet, building to 2 to 3 feet. .FRIDAY NIGHT...Southwest winds 15 to 20 knots, becoming west to northwest after midnight. Seas building to 3 to 5 feet. Scattered showers. .SATURDAY...Northwest to north winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers in the morning. .SATURDAY NIGHT...North winds 15 to 20 knots. Seas 4 to 6 feet. .SUNDAY...North to northeast winds 15 to 20 knots, decreasing to northeast 10 to 15 knots in the afternoon. Seas 3 to 6 feet, subsiding to 2 to 4 feet. .SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 2 to 3 feet. $$ LIW