Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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353 FZUS52 KKEY 082030 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 430 PM EDT Wed May 8 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. GMZ005-090230- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 430 PM EDT Wed May 8 2024 .SYNOPSIS...High pressure over the western North Atlantic will maintain moderate to occasionally fresh east to southeast breezes. Breezes will slacken and veer to the south and southwest on Friday, continuing around the clock over the weekend as the high pressure nudges southward down the western Atlantic. Over the beginning of next week, a weak frontal boundary approaches the Florida Keys coastal waters, and will increase the chances for showers and thunderstorms. The Approximate Shoreward Edge of the Gulf Stream as of May 07, 2024... 54 NM South of Dry Tortugas Light...on Loggerhead Key. 30 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 13 NM South of Sand Key Light...off Key West. 8 NM South of Looe Key...off Big Pine Key. 8 NM South of Sombrero Key Light...off Marathon. 8 NM Southeast of Alligator Reef Light...off Islamorada. 9 NM Southeast of Molasses Reef Light...off Key Largo. Gulf Stream Information Courtesy of the National Weather Service in Key West. $$ GMZ031-090230- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 430 PM EDT Wed May 8 2024 .TONIGHT...Southeast winds 10 to 15 knots, increasing to near 15 knots. Bay waters a light to moderate chop, becoming a moderate chop. .THURSDAY...Southeast winds 10 to 15 knots. Bay waters a light to moderate chop. .THURSDAY NIGHT...Southeast to south winds 10 to 15 knots, decreasing to near 10 knots. Bay waters a light to moderate chop, becoming a light chop. .FRIDAY...South winds near 10 knots, decreasing to 5 to 10 knots. Bay waters a light chop, becoming smooth to a light chop. .FRIDAY NIGHT...Southwest to west winds near 5 knots. Bay waters smooth. Isolated showers. .SATURDAY...Southwest to west winds 5 to 10 knots, becoming west to northwest. Bay waters smooth to a light chop. Isolated showers. .SATURDAY NIGHT...Northwest to north winds 10 to 15 knots. Bay waters a light to moderate chop. Isolated showers. .SUNDAY...North to northeast winds 5 to 10 knots. Bay waters smooth to a light chop. Isolated showers. .SUNDAY NIGHT...Northeast to east winds near 10 knots, becoming east to southeast. Bay waters a light chop. Isolated showers. .MONDAY...Southeast winds 10 to 15 knots. Bay waters a light to moderate chop. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...East to southeast winds 15 to 20 knots. Bay waters choppy. Scattered showers and isolated thunderstorms. $$ GMZ032-035-090230- 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- 430 PM EDT Wed May 8 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...Southeast winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop, becoming choppy. .THURSDAY...Southeast winds 15 to 20 knots, decreasing to near 15 knots. Seas 1 to 3 feet. Nearshore waters choppy, becoming a moderate chop. .THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. .FRIDAY...Southeast to south winds near 10 knots, becoming southwest and decreasing to 5 to 10 knots in the afternoon. Seas around 1 foot. Nearshore waters a light chop, becoming smooth to a light chop. .FRIDAY NIGHT...Southwest to west winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. Isolated showers. .SATURDAY...Southwest to west winds 5 to 10 knots, becoming west to northwest. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers. .SATURDAY NIGHT...Northwest to north winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers. .SUNDAY...North to northeast winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers. .SUNDAY NIGHT...Northeast to east winds 5 to 10 knots, becoming east to southeast. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers. .MONDAY...Southeast winds 10 to 15 knots, increasing to near 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop, becoming a moderate chop. Isolated showers and thunderstorms. .MONDAY NIGHT...Southeast winds near 15 knots, increasing to 15 to 20 knots. Seas 1 to 3 feet. Nearshore waters a moderate chop, becoming choppy. Scattered showers and isolated thunderstorms. $$ GMZ042>044-090230- 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- 430 PM EDT Wed May 8 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...East to southeast winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 2 to 3 feet, building to 2 to 4 feet. Nearshore waters a light to moderate chop, becoming choppy. .THURSDAY...Southeast winds 15 to 20 knots, decreasing to near 15 knots. Seas 2 to 4 feet. Nearshore waters choppy, becoming a moderate chop. .THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. .FRIDAY...Southeast to south winds near 10 knots, becoming southwest and decreasing to 5 to 10 knots in the afternoon. Seas 1 to 2 feet. Nearshore waters a light chop, becoming smooth to a light chop. .FRIDAY NIGHT...Southwest to west winds near 5 knots. Seas around 1 foot. Nearshore waters smooth. Isolated showers. .SATURDAY...West to northwest winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Isolated showers. .SATURDAY NIGHT...Northwest winds near 10 knots, becoming northwest to north after midnight. Seas around 1 foot. Nearshore waters a light chop. Isolated showers. .SUNDAY...North to northeast winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers. .SUNDAY NIGHT...North to northeast winds 5 to 10 knots, becoming east to southeast after midnight. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers. .MONDAY...Southeast winds near 10 knots, increasing to near 15 knots. Seas 1 to 2 feet. Nearshore waters a light chop, becoming a moderate chop. Isolated showers and thunderstorms. .MONDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 2 to 3 feet. Nearshore waters choppy. Scattered showers and isolated thunderstorms. $$ GMZ052>055-072>075-090230- 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- 430 PM EDT Wed May 8 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...East to southeast winds near 15 knots, increasing to 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 5 seconds. .THURSDAY...East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East to southeast 3 feet at 5 seconds. .THURSDAY NIGHT...East to southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. .FRIDAY...Southeast to south winds 5 to 10 knots, becoming south to southwest. Seas 1 to 2 feet. .FRIDAY NIGHT...Southwest to west winds near 5 knots, becoming southwest around 5 knots after midnight. Seas around 1 foot. Isolated showers. .SATURDAY...West to northwest winds 5 to 10 knots. Seas around 1 foot. Isolated showers. .SATURDAY NIGHT...Northwest to north winds 5 to 10 knots. Seas around 1 foot. Isolated showers. .SUNDAY...North to northeast winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers. .SUNDAY NIGHT...Northeast to east winds 5 to 10 knots, becoming east to southeast after midnight. Seas 1 to 2 feet. Isolated showers. .MONDAY...East to southeast winds 10 to 15 knots, increasing to near 15 knots. Seas building to 2 to 4 feet. Isolated showers and thunderstorms. .MONDAY NIGHT...East to southeast winds 15 to 20 knots. Seas building to 3 to 5 feet. Scattered showers and isolated thunderstorms. $$ GMZ033-034-090230- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 430 PM EDT Wed May 8 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...Southeast winds near 15 knots, increasing to 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 4 seconds. .THURSDAY...Southeast winds 15 to 20 knots, decreasing to near 15 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at 4 seconds. .THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Wave Detail: East to southeast 2 feet at 4 seconds. .FRIDAY...Southeast to south winds near 10 knots, becoming south to southwest in the afternoon. Seas 1 to 2 feet. .FRIDAY NIGHT...South to southwest winds near 5 knots. Seas 1 foot or less. Isolated showers. .SATURDAY...West to northwest winds 5 to 10 knots. Seas around 1 foot. Isolated showers. .SATURDAY NIGHT...Northwest to north winds near 10 knots. Seas 1 to 2 feet. Isolated showers. .SUNDAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers. .SUNDAY NIGHT...North to northeast winds 5 to 10 knots, becoming east after midnight. Seas around 1 foot. Isolated showers. .MONDAY...Southeast winds near 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Scattered showers and isolated thunderstorms. $$ DP