NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   AMZ400-030530-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  1026 AM EDT Tue Jun 2 2026      .SYNOPSIS...    Elevated northeasterly winds develop behind the passage of a cold  front, leading to Small Craft conditions to develop Tonight. High  pressure building in behind the front will bring breezy onshore  winds and elevated seas through Thursday, with the high pressure  gradually weakening over the southeastern states. Otherwise,  additional rounds of thunderstorms are forecast through this  evening with heavy rainfall and gusty winds expected at times.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Jun 01, 2026 at 0000 UTC...    50 nautical miles east of Flagler Beach.  58 nautical miles east of Saint Augustine Beach.  70 nautical miles east southeast of Jacksonville Beach.  76 nautical miles east southeast of St Simons Island.    This data derived from NCEP Global RTOFS model.      $$
   AMZ450-452-030530-  Coastal waters from Altamaha Sound to Fernandina Beach FL out  20 NM-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  1026 AM EDT Tue Jun 2 2026    SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EDT THIS EVENING  THROUGH THURSDAY AFTERNOON    REST OF TODAY  North winds 10 to 15 knots, becoming northeast  15 to 20 knots this afternoon. Seas 2 to 3 feet, building to 3 to  5 feet, occasionally to 6 feet this afternoon. Wave Detail:  Northeast 3 feet at 11 seconds, becoming northeast 4 feet at  5 seconds and northeast 3 feet at 10 seconds. Intracoastal waters  choppy. A slight chance of showers and thunderstorms early this  morning, then a chance of showers and thunderstorms this  afternoon.  TONIGHT  Northeast winds 20 to 25 knots. Gusts up to 35 knots  after midnight. Seas 5 to 7 feet, occasionally to 9 feet. Wave  Detail: Northeast 7 feet at 7 seconds and northeast 3 feet at  10 seconds. Intracoastal waters rough. A chance of showers and  thunderstorms in the evening, then a slight chance of showers  after midnight.  WEDNESDAY  Northeast winds 25 to 30 knots, diminishing to 20 to  25 knots in the afternoon. Seas 6 to 8 feet, occasionally to  10 feet. Wave Detail: Northeast 8 feet at 8 seconds. Intracoastal  waters very rough. A slight chance of showers and thunderstorms  in the morning.  WEDNESDAY NIGHT  Northeast winds 20 to 25 knots. Seas 5 to  8 feet, occasionally to 10 feet. Wave Detail: Northeast 8 feet at  7 seconds. Intracoastal waters rough.  THURSDAY  East winds 15 to 20 knots. Seas 5 to 7 feet,  occasionally to 9 feet. Wave Detail: East 7 feet at 10 seconds.  Intracoastal waters choppy. A slight chance of showers in the  morning.  THURSDAY NIGHT  East winds 10 to 15 knots. Seas 4 to 6 feet,  occasionally to 8 feet. Wave Detail: East 5 feet at 10 seconds.  Intracoastal waters a moderate chop.  FRIDAY  East winds 10 to 15 knots, diminishing to 5 to  10 knots. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal  waters a moderate chop.  SATURDAY  East winds 5 to 10 knots. Seas 2 to 3 feet.  Intracoastal waters light chop.    Winds and waves higher in and near thunderstorms.    $$