NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
 Dense Fog Advisory
   AMZ200-100215-  928 AM EDT Mon Mar 9 2026    .Synopsis for coastal waters from Surf City North Carolina to  South Santee River South Carolina out to 20 nautical miles...  High pressure will maintain control through Wednesday before a  cold front moves through Thursday. Expect sea fog, dense at times,  to periodically affect the waters, especially near shore, through  mid week.    $$
   AMZ256-100215-  Coastal waters from Murrells Inlet to South Santee River SC out  20 nm-  928 AM EDT Mon Mar 9 2026    DENSE FOG ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON    REST OF TODAY  W winds 5 kt, becoming S late. Seas 2 to 3 ft.  Wave Detail: SE 3 ft at 9 seconds and S 2 ft at 6 seconds. Patchy  fog late this morning and early afternoon. Patchy fog late. Vsby  1 NM or less.  TONIGHT  SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft  at 9 seconds. Areas of fog in the evening, then patchy fog after  midnight. Vsby 1 NM or less.  TUE  SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft  at 9 seconds. A chance of showers. Patchy fog. Vsby 1 NM or less.  TUE NIGHT  SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft  at 9 seconds and S 1 ft at 3 seconds. A chance of showers in the  evening. Patchy fog in the evening with vsby 1 to 3 NM.  WED  SW winds 10 to 15 kt, increasing to 15 to 20 kt in the  afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and  SE 3 ft at 9 seconds.  WED NIGHT  S winds 20 to 25 kt, becoming SW 25 to 30 kt after  midnight. Seas 3 to 5 ft. Wave Detail: S 5 ft at 5 seconds and SE  2 ft at 9 seconds.  THU  SW winds 25 to 30 kt, becoming W 15 to 20 kt in the  afternoon. Seas 4 to 5 ft. A chance of showers in the morning,  then showers likely with a chance of tstms in the afternoon.  THU NIGHT  N winds 20 to 25 kt, becoming NE 15 to 20 kt after  midnight. Seas 4 to 6 ft. Showers likely with a chance of tstms  in the evening, then a chance of showers after midnight.  FRI  NE winds 15 to 20 kt, becoming E 10 to 15 kt in the  afternoon. Seas 4 to 6 ft.  FRI NIGHT  SW winds 15 to 20 kt, becoming W after midnight.  Seas 2 to 4 ft.    Winds and seas higher in and near tstms.    $$