NWS Marine Forecast


   AMZ200-172315-  613 AM EDT Tue Mar 17 2026    .Synopsis for coastal waters from Surf City North Carolina to  South Santee River South Carolina out to 20 nautical miles...  Improving marine conditions will continue today as high pressure  builds across the region. Winds turn northerly and surge slightly  behind a reinforcing surface trough tonight. Cold high pressure  remains in place through Friday.    $$
   AMZ254-172315-  Coastal waters from Little River Inlet to Murrells Inlet SC out  20 nm-  613 AM EDT Tue Mar 17 2026    TODAY  NW winds 15 to 20 kt with gusts up to 25 kt, diminishing  to 10 to 15 kt with gusts up to 20 kt late this morning and  afternoon. Seas 3 to 5 ft. Wave Detail: S 4 ft at 8 seconds and  NW 3 ft at 4 seconds.  TONIGHT  NW winds 10 kt, becoming N with gusts up to 20 kt  after midnight. Seas 2 to 4 ft. Wave Detail: N 3 ft at 4 seconds  and S 3 ft at 7 seconds.  WED  NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the  afternoon. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 4 seconds and  SE 3 ft at 9 seconds.  WED NIGHT  N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE  3 ft at 9 seconds and E 2 ft at 4 seconds.  THU  N winds 10 to 15 kt, becoming NE 5 to 10 kt in the  afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds and  NE 2 ft at 5 seconds.  THU NIGHT  E winds 5 kt, becoming N 5 kt after midnight. Seas  2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds and E 2 ft at  6 seconds.  FRI  N winds 5 kt, becoming SE in the afternoon. Seas 2 to  3 ft.  FRI NIGHT  S winds 5 to 10 kt, becoming SW 10 to 15 kt after  midnight. Seas 2 to 3 ft.  SAT  SW winds 10 to 15 kt. Seas 2 to 3 ft.  SAT NIGHT  SW winds 15 to 20 kt. Seas 2 to 3 ft.    $$