FZUS52 KILM 212247 CWFILM Coastal Waters Forecast National Weather Service Wilmington NC 647 PM EDT Sat Mar 21 2026 Surf City NC to South Santee River SC out 20 NM AMZ200-221130- 647 PM EDT Sat Mar 21 2026 .Synopsis for coastal waters from Surf City North Carolina to South Santee River South Carolina out to 20 nautical miles... South to southwest flow, moderate at times, will continue into Monday. A cold front will move across the waters late Monday, with Small Craft Advisory conditions likely Monday night into Tuesday. $$ AMZ250-221130- Coastal waters from Surf City to Cape Fear NC out 20 nm- 647 PM EDT Sat Mar 21 2026 .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: E 3 ft at 9 seconds and S 2 ft at 5 seconds. .SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 5 seconds and E 2 ft at 9 seconds. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft at 5 seconds and E 2 ft at 9 seconds. .MON...SW winds 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft at 6 seconds and E 2 ft at 9 seconds. A slight chance of showers and tstms in the afternoon. .MON NIGHT...NE winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft, building to 5 to 7 ft after midnight. Wave Detail: SW 4 ft at 6 seconds and NE 3 ft at 9 seconds, becoming NE 5 ft at 5 seconds and S 3 ft at 6 seconds. A slight chance of showers and tstms in the evening. .TUE...NE winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: E 6 ft at 6 seconds and S 2 ft at 6 seconds. .TUE NIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .THU...S winds 5 to 10 kt. Seas 3 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 3 ft. Winds and seas higher in and near tstms. $$ AMZ252-221130- Coastal waters from Cape Fear NC to Little River Inlet SC out 20 nm- 647 PM EDT Sat Mar 21 2026 .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: E 3 ft at 9 seconds and SW 2 ft at 5 seconds. .SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and E 2 ft at 9 seconds. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 5 seconds and SE 2 ft at 9 seconds. .MON...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 6 seconds and E 2 ft at 9 seconds. A slight chance of showers in the afternoon. .MON NIGHT...N winds 15 to 20 kt, becoming NE 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: NE 4 ft at 5 seconds and SW 4 ft at 6 seconds. A slight chance of tstms in the evening. A slight chance of showers. .TUE...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: E 6 ft at 7 seconds and S 1 ft at 6 seconds. .TUE NIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. .THU...S winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$ AMZ254-221130- Coastal waters from Little River Inlet to Murrells Inlet SC out 20 nm- 647 PM EDT Sat Mar 21 2026 .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and E 2 ft at 10 seconds. .SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 5 seconds and E 2 ft at 9 seconds. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 5 seconds and E 2 ft at 9 seconds. .MON...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: S 4 ft at 6 seconds and E 1 ft at 9 seconds. A slight chance of showers in the afternoon. .MON NIGHT...NE winds 15 to 20 kt, increasing to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 3 to 4 ft, building to 4 to 6 ft after midnight. Wave Detail: S 3 ft at 6 seconds and E 1 ft at 9 seconds, becoming NE 4 ft at 5 seconds and S 2 ft at 6 seconds. A slight chance of tstms in the evening. A slight chance of showers. .TUE...NE winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: E 5 ft at 5 seconds and S 1 ft at 6 seconds. .TUE NIGHT...NE winds 15 to 20 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .THU...S winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$ AMZ256-221130- Coastal waters from Murrells Inlet to South Santee River SC out 20 nm- 647 PM EDT Sat Mar 21 2026 .TONIGHT...SW winds 10 kt. Seas 2 to 4 ft. Wave Detail: E 3 ft at 10 seconds and S 2 ft at 5 seconds. .SUN...SW winds 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 3 ft at 5 seconds and E 3 ft at 9 seconds. .SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 5 seconds and E 2 ft at 9 seconds. .MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 5 seconds and E 2 ft at 9 seconds. A slight chance of showers in the afternoon. .MON NIGHT...N winds 15 to 20 kt, becoming NE 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. Wave Detail: SW 3 ft at 5 seconds and E 1 ft at 9 seconds, becoming NE 4 ft at 7 seconds and S 3 ft at 5 seconds. A slight chance of tstms in the evening. A slight chance of showers. .TUE...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: NE 6 ft at 5 seconds and S 1 ft at 5 seconds. .TUE NIGHT...NE winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 5 to 7 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. .THU...S winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$