Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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509 FZUS52 KKEY 110230 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 1030 PM EDT Fri May 10 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. GMZ005-110830- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 1030 PM EDT Fri May 10 2024 .SYNOPSIS...Variable breezes this evening will becoming southwest to west overnight as a frontal boundary moves down the Florida Peninsula. Winds will continue to veer around the compass during the weekend as this front approaches and dissipates in the vicinity of the Keys on Sunday. Gentle to moderate southeast breezes will resume early next week as another high pressure area moves over the western Atlantic. 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. $$ GMZ031-110830- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 1030 PM EDT Fri May 10 2024 .OVERNIGHT...Southwest to west winds 5 to 10 knots. Bay waters smooth to a light chop. .SATURDAY...West winds near 10 knots, increasing to near 15 knots in the afternoon. Bay waters a light chop, becoming a moderate chop. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest near 10 knots. Bay waters a light to moderate chop, becoming a light chop. .SUNDAY...Northwest to north winds 5 to 10 knots, becoming variable near 5 knots. Bay waters smooth to a light chop, becoming smooth. .SUNDAY NIGHT...Variable winds near 5 knots, becoming southeast. Bay waters smooth. .MONDAY...East to southeast winds increasing to 10 to 15 knots. Bay waters becoming a light to moderate chop. Isolated showers and thunderstorms. .MONDAY NIGHT...Southeast winds near 15 knots. Bay waters a moderate chop. Isolated showers and thunderstorms. .TUESDAY...Southeast to south winds near 15 knots. Bay waters a moderate chop. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Bay waters a light to moderate chop. Isolated showers and thunderstorms. .WEDNESDAY...South winds 10 to 15 knots, decreasing to near 10 knots. Bay waters a light to moderate chop, becoming a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 5 knots, becoming south near 10 knots. Bay waters smooth, becoming a light chop. Isolated showers and thunderstorms. $$ GMZ032-035-110830- 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- 1030 PM EDT Fri May 10 2024 .OVERNIGHT...Variable winds near 5 knots, becoming southwest to west and increasing to 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth, becoming smooth to a light chop. .SATURDAY...West winds 5 to 10 knots, becoming west to northwest 10 to 15 knots in the afternoon. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming light to moderate chop. .SATURDAY NIGHT...Northwest winds 10 to 15 knots, becoming northwest to north 5 to 10 knots after midnight. Seas around 1 foot. Nearshore waters a light to moderate chop, becoming smooth to a light chop after midnight. .SUNDAY...Northwest to north winds 5 to 10 knots, becoming variable near 5 knots in the afternoon. Seas 1 foot or less. Nearshore waters smooth to a light chop, becoming smooth. .SUNDAY NIGHT...Variable winds near 5 knots, becoming southeast 5 to 10 knots after midnight. Seas 1 foot or less. Nearshore waters smooth, becoming smooth to a light chop. .MONDAY...East to southeast winds increasing to 10 to 15 knots. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters becoming a light to moderate chop. Isolated showers and thunderstorms. .MONDAY NIGHT...East to southeast winds near 15 knots. Seas 1 to 2 feet. Nearshore waters a moderate chop. Isolated showers and thunderstorms. .TUESDAY...Southeast to south winds decreasing to 10 to 15 knots. Seas around 2 feet, subsiding to 1 to 2 feet. West of the Marquesas Keys, seas 2 to 3 feet, subsiding to around 2 feet. Nearshore waters becoming a light to moderate chop. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. Isolated showers and thunderstorms. .WEDNESDAY...South to southwest winds 10 to 15 knots, becoming south 5 to 10 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop, becoming smooth to a light chop. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...East winds near 5 knots, becoming southeast to south near 10 knots. Seas 1 foot or less. Nearshore waters smooth, becoming a light chop. Isolated showers and thunderstorms. $$ GMZ042-110830- Hawk Channel from Ocean Reef to Craig Key out to the reef- 1030 PM EDT Fri May 10 2024 .OVERNIGHT...Southwest to west winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. .SATURDAY...West winds 5 to 10 knots, becoming west to northwest 10 to 15 knots in the afternoon. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters smooth to a light chop, becoming a light to moderate chop. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest to north 5 to 10 knots after midnight. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters a light to moderate chop, becoming smooth to a light chop. .SUNDAY...North winds 5 to 10 knots, becoming variable near 5 knots. Seas subsiding to 1 foot or less. Nearshore waters smooth to a light chop, becoming smooth. .SUNDAY NIGHT...Variable winds near 5 knots, becoming southeast 5 to 10 knots after midnight. Seas 1 foot or less, building to around 1 foot. Nearshore waters smooth, becoming smooth to a light chop. .MONDAY...East to southeast winds increasing to 10 to 15 knots. Seas 1 to 2 feet, building to around 2 feet. Nearshore waters becoming a light to moderate chop. Isolated showers and thunderstorms. .MONDAY NIGHT...East to southeast winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Isolated showers and thunderstorms. .TUESDAY...Southeast to south winds decreasing to 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters becoming a light to moderate chop. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. Isolated showers and thunderstorms. .WEDNESDAY...South to southwest winds 10 to 15 knots, becoming southeast to south 5 to 10 knots in the afternoon. 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...East to southeast winds 5 to 10 knots, becoming southeast to south near 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. $$ GMZ052-072-110830- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- 1030 PM EDT Fri May 10 2024 .OVERNIGHT...South to southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4 seconds. .SATURDAY...West winds 5 to 10 knots, becoming northwest 10 to 15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4 seconds and northwest 1 foot at 3 seconds. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest to north 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Northwest 1 foot at 3 seconds. .SUNDAY...North to northeast winds 5 to 10 knots, becoming variable. Seas 1 to 2 feet. .SUNDAY NIGHT...East to southeast winds 5 to 10 knots, increasing to near 10 knots. Seas 1 to 2 feet. .MONDAY...East to southeast winds increasing to 10 to 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Isolated showers and thunderstorms. .MONDAY NIGHT...East to southeast winds near 15 knots. Seas 2 to 4 feet. Isolated showers and thunderstorms. .TUESDAY...Southeast winds decreasing to 10 to 15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 4 feet. Isolated showers and thunderstorms. .WEDNESDAY...South winds 10 to 15 knots, becoming southeast 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 3 feet. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...East to southeast winds 5 to 10 knots, becoming southeast to south 10 to 15 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. $$ GMZ043-044-110830- 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- 1030 PM EDT Fri May 10 2024 .OVERNIGHT...Variable winds 5 to 10 knots, becoming southwest to west. Seas around 1 foot. Nearshore waters smooth to a light chop. .SATURDAY...West winds 5 to 10 knots, becoming west to northwest 10 to 15 knots in the afternoon. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters smooth to a light chop, becoming a light to moderate chop. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest to north 5 to 10 knots after midnight. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters a light to moderate chop, becoming smooth to a light chop. .SUNDAY...North winds 5 to 10 knots, becoming variable near 5 knots. Seas subsiding to 1 foot or less. Nearshore waters smooth to a light chop, becoming smooth. .SUNDAY NIGHT...Variable winds near 5 knots, becoming southeast 5 to 10 knots after midnight. Seas 1 foot or less, building to around 1 foot. Nearshore waters smooth, becoming smooth to a light chop. .MONDAY...East to southeast winds increasing to 10 to 15 knots. Seas 1 to 2 feet, building to around 2 feet. Nearshore waters becoming a light to moderate chop. Isolated showers and thunderstorms. .MONDAY NIGHT...East to southeast winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Isolated showers and thunderstorms. .TUESDAY...Southeast to south winds decreasing to 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters becoming a light to moderate chop. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop. Isolated showers and thunderstorms. .WEDNESDAY...South to southwest winds 10 to 15 knots, becoming southeast to south 5 to 10 knots in the afternoon. 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...East to southeast winds 5 to 10 knots, becoming southeast to south near 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop, becoming a light chop. Isolated showers and thunderstorms. $$ GMZ053>055-073>075-110830- 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 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- 1030 PM EDT Fri May 10 2024 .OVERNIGHT...Variable winds 5 to 10 knots, becoming southwest. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4 seconds. .SATURDAY...West winds 5 to 10 knots, becoming northwest 10 to 15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4 seconds and northwest 1 foot at 3 seconds. .SATURDAY NIGHT...West to northwest winds 10 to 15 knots, becoming northwest to north 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Northwest 1 foot at 3 seconds. .SUNDAY...North to northeast winds 5 to 10 knots, becoming variable. Seas 1 to 2 feet. .SUNDAY NIGHT...East to southeast winds 5 to 10 knots, increasing to near 10 knots. Seas 1 to 2 feet. .MONDAY...East to southeast winds increasing to 10 to 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Isolated showers and thunderstorms. .MONDAY NIGHT...East to southeast winds near 15 knots. Seas 2 to 4 feet. Isolated showers and thunderstorms. .TUESDAY...Southeast winds decreasing to 10 to 15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 4 feet. Isolated showers and thunderstorms. .WEDNESDAY...South winds 10 to 15 knots, becoming southeast 5 to 10 knots. Seas 2 to 3 feet, subsiding to 1 to 3 feet. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...East to southeast winds 5 to 10 knots, becoming southeast to south 10 to 15 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. $$ GMZ033-034-110830- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 1030 PM EDT Fri May 10 2024 .OVERNIGHT...Variable winds near 5 knots, becoming southwest to west. Seas around 1 foot. Wave Detail: West 1 foot at 5 seconds and southeast 1 foot at 3 seconds. .SATURDAY...West winds 5 to 10 knots, becoming west to northwest near 10 knots. Seas around 1 foot, building to 1 to 2 feet. Wave Detail: Southwest to west 1 foot at 4 seconds. .SATURDAY NIGHT...Northwest winds near 10 knots, becoming northwest to north 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Northwest 1 foot at 4 seconds. .SUNDAY...North to northeast winds 5 to 10 knots, becoming variable near 5 knots. Seas 1 to 2 feet. .SUNDAY NIGHT...Variable winds near 5 knots, becoming east to southeast. Seas 1 to 2 feet. .MONDAY...Southeast winds increasing to 10 to 15 knots. Seas 1 to 2 feet. Isolated showers and thunderstorms. .MONDAY NIGHT...Southeast winds 10 to 15 knots, increasing to near 15 knots. Seas building to 2 to 3 feet. Isolated showers and thunderstorms. .TUESDAY...Southeast to south winds near 15 knots, decreasing to 10 to 15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. .TUESDAY NIGHT...Southeast to south winds 10 to 15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. .WEDNESDAY...South winds 10 to 15 knots, becoming variable 5 to 10 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms. .WEDNESDAY NIGHT...Variable winds near 5 knots, becoming southeast to south near 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. Isolated showers and thunderstorms. $$