NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   AMZ400-300800-  Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-  1229 PM EST Mon Dec 29 2025      .SYNOPSIS...    A cold front will move southeast of area waters this evening, with  strong high pressure building behind it. Conditions will be elevated  into Tuesday, due to gradient between front and building high. The  high will remain centered to the west through Wednesday, then build  overhead Thursday. The high will move off to the southeast Friday,  as an area of low pressure gathers over the northwestern Gulf. An  area of low pressure will move over region over the weekend.      .GULF STREAM...    The approximate location of the west wall of the Gulf Stream as of  Dec 29, 2025 at 0000 UTC...    54 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.      $$
   AMZ452-454-300800-  Coastal waters from Fernandina Beach to St. Augustine FL out  20 NM-  Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-  1229 PM EST Mon Dec 29 2025    SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 PM EST THIS  EVENING  SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING  THROUGH TUESDAY AFTERNOON    REST OF TODAY  West winds 15 to 20 knots. Seas 3 to 5 feet,  occasionally to 6 feet. Wave Detail: Southwest 3 feet at  3 seconds and east 3 feet at 12 seconds. Intracoastal waters  choppy. A chance of showers this afternoon.  TONIGHT  Northwest winds 20 to 25 knots. Seas 5 to 7 feet,  occasionally to 9 feet. Wave Detail: Northwest 6 feet at  5 seconds and northeast 3 feet at 12 seconds. Intracoastal waters  rough.  TUESDAY  Northwest winds 20 to 25 knots, diminishing to 10 to  15 knots in the afternoon. Seas 4 to 6 feet, occasionally to  8 feet. Wave Detail: North 6 feet at 6 seconds and northeast  2 feet at 11 seconds. Intracoastal waters rough.  TUESDAY NIGHT  Northwest winds 15 to 20 knots. Seas 3 to  4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at  6 seconds and northeast 2 feet at 10 seconds. Intracoastal waters  choppy.  WEDNESDAY AND WEDNESDAY NIGHT  West winds 15 to 20 knots. Seas  2 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at  5 seconds and northeast 2 feet at 10 seconds. Intracoastal waters  choppy.  THURSDAY THROUGH FRIDAY  Southwest winds 15 to 20 knots. Seas  2 to 3 feet. Wave Detail: Northwest 3 feet at 4 seconds.  Intracoastal waters choppy.    $$