Coastal Waters Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
485 FZUS52 KKEY 142029 CWFKEY Coastal Waters Forecast for the Florida Keys National Weather Service Key West FL 429 PM EDT Sat Sep 14 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. GMZ005-150230- Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas 429 PM EDT Sat Sep 14 2024 .SYNOPSIS...Light, and at times, variable breezes will continue through Thursday across the Florida Keys coastal waters. An upper level trough will amplify and slowly slide southward towards the Florida Peninsula next week. This will likely bring elevated rain and thunder chances back to the Keys, although confidence in the extended forecast is quite low. The Approximate Shoreward Edge of the Gulf Stream as of September 10... 47 NM South of Dry Tortugas Light...on Loggerhead Key. 27 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 22 NM South of Sand Key Light...off Key West. 19 NM South of Looe Key...off Big Pine Key. 18 NM South of Sombrero Key Light...off Marathon. 10 NM Southeast of Alligator Reef Light...off Islamorada. 6 NM Southeast of Molasses Reef Light...off Key Largo. 4 NM East of Carysfort Reef Light...off Ocean Reef. Gulf Stream Information Courtesy of the Naval Oceanographic Office. $$ GMZ031-150230- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 429 PM EDT Sat Sep 14 2024 .TONIGHT...Variable winds near 5 knots, becoming southwest to west. Bay waters smooth. Scattered showers and isolated thunderstorms. .SUNDAY AND SUNDAY NIGHT...Southwest to west winds near 5 knots. Bay waters smooth. Scattered showers and isolated thunderstorms. .MONDAY...Southwest winds near 5 knots, becoming variable. Bay waters smooth. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...Southeast to south winds near 5 knots. Bay waters smooth. Scattered showers and isolated thunderstorms. .TUESDAY...East to southeast winds near 5 knots. Bay waters smooth. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Bay waters smooth to a light chop. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southeast winds near 5 knots. Bay waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 5 knots, becoming southwest to west. Bay waters smooth. Scattered showers and isolated thunderstorms. .THURSDAY...Northwest to north winds near 5 knots, becoming southeast. Bay waters smooth. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Southeast to south winds near 5 knots, becoming southwest to west. Bay waters smooth. Scattered showers and isolated thunderstorms. $$ GMZ032-035-150230- 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- 429 PM EDT Sat Sep 14 2024 .TONIGHT...Variable winds near 5 knots, becoming southwest to west. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .SUNDAY AND SUNDAY NIGHT...Southwest to west winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .MONDAY...Southwest to west winds near 5 knots, becoming variable. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...Variable winds near 5 knots, becoming east to southeast. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .TUESDAY...East to southeast winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southeast to south winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...Southeast to south winds near 5 knots, becoming variable. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .THURSDAY...Northwest to north winds near 5 knots, becoming variable. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Variable winds near 5 knots, becoming west to northwest. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. $$ GMZ042>044-150230- 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- 429 PM EDT Sat Sep 14 2024 .TONIGHT...Variable winds near 5 knots, becoming southwest to west. Seas around 1 foot. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .SUNDAY...Southwest to west winds near 5 knots, becoming variable. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...Variable winds near 5 knots, becoming southwest. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .MONDAY...Southwest winds near 5 knots, becoming variable. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...Variable winds near 5 knots, becoming east to southeast. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .TUESDAY...East to southeast winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. Scattered showers and isolated thunderstorms. .WEDNESDAY...East to southeast winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...East to southeast winds near 5 knots, becoming variable. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .THURSDAY...Northwest to north winds near 5 knots, becoming variable. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT..Variable winds near 5 knots, becoming southwest to west. Seas 1 foot or less. Nearshore waters smooth. Scattered showers and isolated thunderstorms. $$ GMZ052>055-072>075-150230- 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- 429 PM EDT Sat Sep 14 2024 .TONIGHT...Variable winds near 5 knots, becoming southwest. Seas around 1 foot. Wave Detail: Northeast to east 1 foot at 3 seconds and west 1 foot at 6 seconds. Scattered showers and isolated thunderstorms. .SUNDAY...Southwest to west winds near 5 knots, becoming variable. Seas around 1 foot. Wave Detail: East 1 foot at 3 seconds. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...Variable winds near 5 knots, becoming south to southwest. Seas around 1 foot, except building to 1 to 3 feet off the Upper Keys due to northerly swell. Scattered showers and isolated thunderstorms. .MONDAY...South to southwest winds near 5 knots, becoming variable. Seas around 1 foot, except 1 to 3 feet off the Upper Keys due to northerly swell. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...Variable winds near 5 knots, becoming east to southeast. Seas around 1 foot, except 1 to 3 feet off the Upper Keys due to northerly swell. Scattered showers and isolated thunderstorms. .TUESDAY...East to southeast winds near 5 knots. Seas around 1 foot, except 1 to 3 feet off the Upper Keys due to northerly swell. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Seas 1 to 2 feet, except 2 to 3 feet off the Upper Keys due to northerly swell. Scattered showers and isolated thunderstorms. .WEDNESDAY...East winds near 5 knots. Seas subsiding to around 1 foot. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...East to southeast winds 5 to 10 knots, becoming variable near 5 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .THURSDAY...Northwest to north winds 5 to 10 knots, becoming north to northeast and decreasing to near 5 knots. Seas 1 to 2 feet. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...Variable winds near 5 knots, becoming southwest to west. Seas around 1 foot. Scattered showers and isolated thunderstorms. $$ GMZ033-034-150230- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 429 PM EDT Sat Sep 14 2024 .TONIGHT...Variable winds near 5 knots, becoming southwest to west. Seas around 1 foot. Wave Detail: West to northwest 1 foot at 5 seconds. Isolated showers and thunderstorms. .SUNDAY...Southwest to west winds near 5 knots, becoming variable. Seas around 1 foot. Wave Detail: West to northwest 1 foot at 5 seconds. Scattered showers and isolated thunderstorms. .SUNDAY NIGHT...Variable winds near 5 knots, becoming southwest to west. Seas 1 foot or less. Wave Detail: West to northwest 1 foot at 4 seconds. Scattered showers and isolated thunderstorms. .MONDAY...Southwest to west winds near 5 knots, becoming northwest to north. Seas 1 foot or less. Scattered showers and isolated thunderstorms. .MONDAY NIGHT...North to northeast winds near 5 knots, becoming east. Seas 1 foot or less. Scattered showers and isolated thunderstorms. .TUESDAY...East to southeast winds near 5 knots. Seas 1 foot or less. Scattered showers and isolated thunderstorms. .TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .WEDNESDAY...Southeast to south winds near 5 knots, becoming variable. Seas 1 foot or less. Scattered showers and isolated thunderstorms. .WEDNESDAY NIGHT...Variable winds near 5 knots. Seas 1 foot or less. Scattered showers and isolated thunderstorms. .THURSDAY...Northwest to north winds near 5 knots, increasing to 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. .THURSDAY NIGHT...West to northwest winds 5 to 10 knots. Seas around 1 foot. Scattered showers and isolated thunderstorms. $$ BT