Coastal Waters Forecast
Issued by NWS Wilmington, NC
Issued by NWS Wilmington, NC
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474 FZUS52 KILM 181824 CWFILM Coastal Waters Forecast National Weather Service Wilmington NC 224 PM EDT Tue Aug 18 2026 Surf City NC to South Santee River SC out 60 NM AMZ200-190715- 224 PM EDT Tue Aug 18 2026 .Synopsis for coastal waters from Surf City North Carolina to South Santee River South Carolina out to 60 nautical miles... Benign marine conditions expected through the end of the week. Predominantly SSW winds, outside of variable winds on Wednesday as front stalls near coast, and combination of SSW wind wave and SE swell. $$ AMZ250-190715- Coastal waters from Surf City to Cape Fear NC out 20 nm- 224 PM EDT Tue Aug 18 2026 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 9 seconds. A slight chance of showers and tstms late. .TONIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 10 seconds. A slight chance of showers and tstms in the evening. .WED...NE winds 5 kt, becoming SE in the afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 10 seconds and S 1 ft at 5 seconds. .WED NIGHT...S winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at 9 seconds and S 1 ft at 5 seconds. .THU...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 5 seconds. .THU NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 ft at 8 seconds. A slight chance of showers and tstms after midnight. .FRI...SW winds 5 to 10 kt. Seas 2 ft. A chance of showers and tstms. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely with a chance of tstms. Winds and seas higher in and near tstms. $$ AMZ252-190715- Coastal waters from Cape Fear NC to Little River Inlet SC out 20 NM- 224 PM EDT Tue Aug 18 2026 .THIS AFTERNOON...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 9 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 10 seconds. .WED...N winds 5 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 2 ft at 10 seconds. .WED NIGHT...S winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at 9 seconds and S 1 ft at 5 seconds. .THU...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 5 seconds. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 ft at 8 seconds. .FRI...SW winds 5 to 10 kt. Seas 2 ft. A chance of showers. A chance of tstms in the afternoon. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of tstms. A chance of showers in the morning, then showers likely in the afternoon. .SAT NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely with a chance of tstms. Winds and seas higher in and near tstms. $$ AMZ254-190715- Coastal waters from Little River Inlet to Murrells Inlet SC out 20 NM- 224 PM EDT Tue Aug 18 2026 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 9 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 10 seconds. .WED...N winds 5 kt, becoming SE in the afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 10 seconds and S 1 ft at 5 seconds. .WED NIGHT...S winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at 9 seconds and S 1 ft at 5 seconds. .THU...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 1 ft at 4 seconds and SE 1 ft at 9 seconds. .THU NIGHT...S winds 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 ft at 8 seconds. .FRI...S winds 5 to 10 kt. Seas 2 ft. A chance of showers and tstms in the afternoon. .FRI NIGHT...S winds 10 kt. Seas 2 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of tstms. A chance of showers in the morning, then showers likely in the afternoon. .SAT NIGHT...SW winds 10 to 15 kt. Seas 3 ft. Showers likely with a chance of tstms. Winds and seas higher in and near tstms. $$ AMZ256-190715- Coastal waters from Murrells Inlet to South Santee River SC out 20 NM- 224 PM EDT Tue Aug 18 2026 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 9 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 10 seconds. .WED...NW winds 5 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 10 seconds. .WED NIGHT...S winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at 9 seconds and S 1 ft at 5 seconds. .THU...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 ft at 9 seconds. .THU NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 ft at 8 seconds. .FRI...S winds 5 to 10 kt. Seas 2 ft. .FRI NIGHT...S winds 10 kt. Seas 2 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of tstms. A chance of showers in the morning, then showers likely in the afternoon. .SAT NIGHT...SW winds 10 to 15 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. Winds and seas higher in and near tstms. $$ AMZ280-190715- Waters from Surf City NC to Little River Inlet SC from 20 to 60 NM- 224 PM EDT Tue Aug 18 2026 .THIS AFTERNOON...SW winds 10 kt. Seas 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 10 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 10 seconds. .WED...SW winds 5 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 2 ft at 9 seconds. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 2 ft at 9 seconds. .THU...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. .THU NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 8 seconds. A slight chance of showers and tstms. .FRI...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of tstms. A chance of showers in the evening, then showers likely after midnight. .SAT...SW winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 15 to 20 kt. Seas 3 to 4 ft. A chance of tstms. Showers. Winds and seas higher in and near tstms. $$ AMZ284-190715- Waters from Little River Inlet SC to South Santee River SC from 20 to 60 NM- 224 PM EDT Tue Aug 18 2026 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 9 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 2 ft at 10 seconds. .WED...SW winds 5 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 2 ft at 10 seconds. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 2 ft at 9 seconds. .THU...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 9 seconds. .THU NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 8 seconds. .FRI...SW winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 15 kt. Seas 3 to 4 ft. Showers likely with a chance of tstms. Winds and seas higher in and near tstms. $$