Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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436 FZUS52 KKEY 132034 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 434 PM EDT Mon May 13 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. GMZ005-140245- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 434 PM EDT Mon May 13 2024 .SYNOPSIS...An area of high pressure will slide over the western North Atlantic, resulting in generally gentle to moderate southeast to south breezes through Saturday. A brief bout of moderate to fresh breezes is also expected tonight through Tuesday morning. 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. $$ GMZ031-140245- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 434 PM EDT Mon May 13 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...Southeast winds 10 to 15 knots, becoming southeast to south and increasing to 15 to 20 knots. Bay waters a light to moderate chop, becoming choppy. .TUESDAY...Southeast to south winds 15 to 20 knots, decreasing to 10 to 15 knots. Bay waters choppy, becoming a light to moderate chop. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots, increasing to near 15 knots. Bay waters a light to moderate chop, becoming a moderate chop. .WEDNESDAY...South to southwest winds 10 to 15 knots, becoming southwest to west and decreasing to 5 to 10 knots. Bay waters a light to moderate chop, becoming smooth to a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southwest to west winds 5 to 10 knots, increasing to near 10 knots. Bay waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. .THURSDAY...Southwest to west winds near 10 knots. Bay waters a light chop. Isolated showers and thunderstorms. .THURSDAY NIGHT...West winds 5 to 10 knots, becoming south to southwest. Bay waters smooth to a light chop. Isolated showers and thunderstorms. .FRIDAY...Southeast to south winds 5 to 10 knots, increasing to near 10 knots. Bay waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. .FRIDAY NIGHT...Southeast winds near 10 knots. Bay waters a light chop. Isolated showers and thunderstorms. .SATURDAY AND SATURDAY NIGHT...Southeast to south winds near 10 knots. Bay waters a light chop. Isolated showers and thunderstorms. $$ GMZ032-035-140245- 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- 434 PM EDT Mon May 13 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...Southeast winds 10 to 15 knots, becoming southeast to south and increasing to 15 to 20 knots. Seas building to 1 to 2 feet, except building to 2 to 3 feet west of the Marquesas Keys. Nearshore waters a light to moderate chop becoming choppy. .TUESDAY...Southeast to south winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas subsiding to around 1 foot, except subsiding to 1 to 2 feet west of the Marquesas Keys. Nearshore waters choppy, becoming a light to moderate chop. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. .WEDNESDAY...South to southwest winds 10 to 15 knots, becoming southwest to west and decreasing to 5 to 10 knots. Seas subsiding to around 1 foot. Nearshore waters a light to moderate chop, becoming smooth to a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .THURSDAY...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 and thunderstorms. .THURSDAY NIGHT...West to northwest winds 5 to 10 knots, becoming southeast to south. Seas 1 foot or less. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .FRIDAY...Southeast to south winds 5 to 10 knots, increasing to near 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. .FRIDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters a light to moderate chop. Isolated showers and thunderstorms. .SATURDAY AND SATURDAY NIGHT...Southeast to south winds near 10 knots. Seas around 1 foot. Nearshore waters a light chop. Isolated showers and thunderstorms. $$ GMZ042>044-140245- 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- 434 PM EDT Mon May 13 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...Southeast winds 10 to 15 knots, becoming southeast to south and increasing to 15 to 20 knots. Seas around 2 feet, building to 2 to 4 feet, occasionally to 5 feet after midnight. Nearshore waters a light to moderate chop, becoming choppy. .TUESDAY...Southeast to south winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet, subsiding to 2 to 3 feet. Nearshore waters choppy, becoming a light to moderate chop. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots, increasing to near 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop, becoming a moderate chop. .WEDNESDAY...South to southwest winds 10 to 15 knots, becoming west and decreasing to 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. Nearshore waters a light to moderate chop, becoming smooth to a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .THURSDAY...Southwest to west winds 5 to 10 knots, becoming west to northwest. Seas around 1 foot. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .THURSDAY NIGHT...West to northwest winds 5 to 10 knots, becoming southeast to south. Seas around 1 foot. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .FRIDAY...Southeast to south winds 5 to 10 knots, increasing to near 10 knots. Seas Seas around 1 foot. Nearshore waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. .FRIDAY...Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Isolated showers and thunderstorms. .FRIDAY NIGHT...Southeast winds near 10 knots, becoming southeast to south and increasing to 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light chop, becoming a light to moderate chop. Isolated showers and thunderstorms. .SATURDAY AND SATURDAY NIGHT...Southeast to south winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Isolated showers and thunderstorms. $$ GMZ052>055-072>075-140245- 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- 434 PM EDT Mon May 13 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...Southeast winds near 15 knots, becoming southeast to south and increasing to 15 to 20 knots. Seas building to 3 to 4 feet, occasionally to 5 feet. Wave Detail: East to southeast 4 feet at 5 seconds. .TUESDAY...Southeast to south winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet, subsiding to 2 to 3 feet. Wave Detail: Southeast 4 feet at 5 seconds. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots, increasing to near 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. .WEDNESDAY...South to southwest winds 10 to 15 knots, becoming west and decreasing to 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .THURSDAY...Southwest to west winds 5 to 10 knots, becoming west to northwest. Seas 1 to 2 feet. Isolated showers and thunderstorms. .THURSDAY NIGHT...West to northwest winds 5 to 10 knots, becoming southeast to south and increasing to near 10 knots Seas 1 to 2 feet. Isolated showers and thunderstorms. .FRIDAY...Southeast to south winds near 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .FRIDAY NIGHT...Southeast winds near 10 knots, becoming southeast to south and increasing to 10 to 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Isolated showers and thunderstorms. .SATURDAY...Southeast to south winds near 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. Isolated showers and thunderstorms. .SATURDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. $$ GMZ033-034-140245- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 434 PM EDT Mon May 13 2024 ...SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS... .TONIGHT...Southeast winds 10 to 15 knots, becoming southeast to south and increasing to 15 to 20 knots. Seas building to 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds and northwest to north 1 foot at 4 seconds. .TUESDAY...Southeast to south 15 to 20 knots, decreasing to near 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. Wave Detail: Southeast 3 feet at 4 seconds and southwest to west 1 foot at 5 seconds. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast to south 2 feet at 4 seconds and southwest 1 foot at 6 seconds. .WEDNESDAY...South to southwest winds near 10 knots, becoming southwest to west and decreasing to 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .THURSDAY...Southwest to west winds 5 to 10 knots, becoming west to northwest. Seas 1 to 2 feet. Isolated showers and thunderstorms. .THURSDAY NIGHT...West to northwest winds 5 to 10 knots, becoming southeast to south. Seas 1 to 2 feet. Isolated showers and thunderstorms. .FRIDAY THORUGH SATURDAY NIGHT...Southeast to south winds near 10 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. $$ BT