NWS Marine Forecast


   AMZ500-122015-  Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm  344 AM EDT Tue May 12 2026      .SYNOPSIS...A weak front pushes south across the waters today,  stalling near the Treasure Coast on Wednesday before dissipating.  High rain and lightning storm chances exist along and ahead of the  front, along with the potential for strong to severe storms.  Boating conditions deteriorate north of the Cape and in the Gulf  Stream as winds and seas build into tonight, with poor to  hazardous seas lingering into Wednesday. Drier and more favorable  boating conditions return late in the week as high pressure builds.    .GULF STREAM HAZARDS...Seas up to 6 feet this afternoon, north of  Cape Canaveral.    The approximate location of the west wall of the Gulf Stream based on  the Real Time Ocean Forecast System as of Tuesday, May 12th, 2026.    40 nautical miles east of Ponce Inlet.  30 nautical miles east of Port Canaveral.  26 nautical miles east of Sebastian Inlet.  17 nautical miles east of Fort Pierce Inlet.  11 nautical miles east of Saint Lucie Inlet.    $$
   AMZ552-122015-  Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-  344 AM EDT Tue May 12 2026    TODAY  Northwest winds 5 to 10 knots, becoming northeast 10 to  15 knots late this morning and afternoon. Seas 2 feet, building  to 3 to 4 feet this afternoon. Wave Detail: East 2 feet at  10 seconds, becoming northeast 3 feet at 9 seconds and northeast  2 feet at 3 seconds this afternoon. A moderate chop on the  intracoastal waters. A chance of thunderstorms. A chance of  showers this morning, then showers this afternoon.  TONIGHT  East winds 10 to 15 knots. Seas 3 to 5 feet,  occasionally to 6 feet. Wave Detail: Northeast 4 feet at  8 seconds and east 1 foot at 10 seconds. A light chop on the  intracoastal waters. A chance of thunderstorms. Showers in the  evening, then a chance of showers after midnight.  WEDNESDAY  West winds 5 to 10 knots, becoming northeast in the  afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at  9 seconds. A light chop on the intracoastal waters. A chance of  showers. A slight chance of thunderstorms in the morning, then a  chance of thunderstorms in the afternoon.  WEDNESDAY NIGHT  Northeast winds around 5 knots, becoming west  after midnight. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet  at 8 seconds. Mostly smooth on the intracoastal waters. A slight  chance of showers and thunderstorms in the evening.  THURSDAY  Northwest winds 5 to 10 knots, becoming northeast in  the afternoon. Seas 3 feet. Wave Detail: Northeast 3 feet at  8 seconds and northeast 1 foot at 14 seconds. A light chop on the  intracoastal waters.  THURSDAY NIGHT  Southeast winds 5 to 10 knots, becoming  northeast after midnight. Seas 2 to 3 feet. Wave Detail:  Northeast 3 feet at 7 seconds and southeast 1 foot at 3 seconds.  Mostly smooth on the intracoastal waters.  FRIDAY  Northeast winds 5 to 10 knots, becoming east 10 to  15 knots in the afternoon. Seas 2 to 3 feet. A moderate chop on  the intracoastal waters.  FRIDAY NIGHT  East winds 10 to 15 knots, diminishing to 5 to  10 knots after midnight. Seas 2 to 3 feet. A light chop on the  intracoastal waters.  SATURDAY  East winds 5 to 10 knots, increasing to 10 to  15 knots in the afternoon. Seas 2 to 3 feet. A moderate chop on  the intracoastal waters.  SATURDAY NIGHT  Southeast winds 10 to 15 knots, diminishing to  5 to 10 knots after midnight. Seas 2 to 3 feet. A light chop on  the intracoastal waters.    Winds and waves higher in and near thunderstorms.    $$