NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
 Hazardous Weather Outlook
   AMZ200-312315-  633 AM EDT Sun Aug 31 2025    .Synopsis for coastal waters from Surf City North Carolina to  South Santee River South Carolina out to 20 nautical miles...  Building high pressure from the north and low pressure offshore,  will result in increasing winds and building seas today. Expect  hazardous small craft conditions, settling down by late Monday as  the low tracks farther off into the Atlantic.    $$
   AMZ256-312315-  Coastal waters from Murrells Inlet to South Santee River SC out  20 nm-  633 AM EDT Sun Aug 31 2025    SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING  THROUGH MONDAY EVENING    TODAY  NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to  6 ft. Wave Detail: NE 5 ft at 5 seconds and SE 3 ft at 8 seconds.  A chance of tstms this morning. A chance of showers. A slight  chance of tstms this afternoon.  TONIGHT  NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to  6 ft. Wave Detail: E 6 ft at 7 seconds.  MON  NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to  6 ft. Wave Detail: NE 6 ft at 7 seconds and E 2 ft at 8 seconds.  A slight chance of showers.  MON NIGHT  NE winds 15 to 20 kt with gusts up to 25 kt. Seas  4 to 6 ft. Wave Detail: E 5 ft at 7 seconds. A slight chance of  showers.  TUE  NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to  5 ft. Wave Detail: E 5 ft at 8 seconds. A slight chance of  showers in the morning.  TUE NIGHT  NE winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E  4 ft at 8 seconds.  WED  NE winds 10 to 15 kt. Seas 2 to 3 ft.  WED NIGHT  E winds 10 to 15 kt, diminishing to 5 to 10 kt after  midnight. Seas 2 to 3 ft. A chance of showers and tstms after  midnight.  THU  NE winds 5 to 10 kt, becoming SE in the afternoon. Seas  2 to 3 ft. A chance of showers and tstms.  THU NIGHT  S winds 10 kt, becoming SW after midnight. Seas  2 ft.    Winds and seas higher in and near tstms.    $$