FZUS52 KILM 121010 CWFILM Coastal Waters Forecast National Weather Service Wilmington NC 610 AM EDT Thu Mar 12 2026 Surf City NC to South Santee River SC out 20 NM AMZ200-122315- 610 AM EDT Thu Mar 12 2026 .Synopsis for coastal waters from Surf City North Carolina to South Santee River South Carolina out to 20 nautical miles... Winds will increase this morning ahead of a strong cold front that will move through late this afternoon. Hazardous marine conditions are expected thru tonight due to strong and gusty winds SW to W winds ahead of the front, veering to the NW to N after the CFP. Accompanying the front will be a brief period of showers and thunderstorms. High pressure will build in Friday into the weekend followed by the next frontal system late Sunday thru Monday. $$ AMZ250-122315- Coastal waters from Surf City to Cape Fear NC out 20 nm- 610 AM EDT Thu Mar 12 2026 ...GALE WARNING IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...SW to W winds 25 kt with gusts up to 35 kt, becoming NW 25 to 30 kt with gusts up to 35 kt late. Seas 5 to 7 ft. Wave Detail: S 6 ft at 7 seconds and S 4 ft at 8 seconds. A slight chance of tstms. .TONIGHT...N winds 25 to 30 kt with gusts up to 35 kt, diminishing to 20 to 25 kt after midnight. Seas 4 to 7 ft. Wave Detail: NW 5 ft at 5 seconds and S 5 ft at 7 seconds. A slight chance of showers in the evening. .FRI...NE winds 10 to 15 kt with gusts up to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and S 1 ft at 7 seconds. .FRI NIGHT...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 9 seconds and S 1 ft at 4 seconds. .SAT...NW winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and W 1 ft at 3 seconds. .SAT NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and SE 1 ft at 4 seconds. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. .SUN NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 5 to 7 ft. A chance of tstms. Showers. .MON...SW winds 15 to 20 kt. Seas 6 to 8 ft. Showers with a chance of tstms. .MON NIGHT...SW winds 20 kt, becoming NW after midnight. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. Winds and seas higher in and near tstms. $$ AMZ252-122315- Coastal waters from Cape Fear NC to Little River Inlet SC out 20 nm- 610 AM EDT Thu Mar 12 2026 ...GALE WARNING IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...SW winds 20 to 25 kt with gusts up to 35 kt, becoming NW 25 to 30 kt with gusts up to 35 kt late. Seas 5 to 7 ft. Wave Detail: SW 7 ft at 7 seconds and SE 2 ft at 9 seconds. A chance of showers with a slight chance of tstms early this afternoon. Showers with a slight chance of tstms late. .TONIGHT...N winds 25 to 30 kt with gusts up to 35 kt, becoming NE 20 to 25 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and NE 4 ft at 5 seconds. A slight chance of showers in the evening. .FRI...NE winds 10 to 15 kt with gusts up to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and W 2 ft at 5 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds and SW 1 ft at 2 seconds. .SAT...NW winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds and W 1 ft at 3 seconds. .SAT NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 4 seconds. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. .SUN NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 5 to 7 ft. A chance of tstms. Showers. .MON...SW winds 15 to 20 kt. Seas 5 to 8 ft. Showers with a chance of tstms. .MON NIGHT...W winds 20 kt, becoming NW after midnight. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. Winds and seas higher in and near tstms. $$ AMZ254-122315- Coastal waters from Little River Inlet to Murrells Inlet SC out 20 nm- 610 AM EDT Thu Mar 12 2026 ...GALE WARNING IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...SW winds 20 to 25 kt with gusts up to 30 kt, becoming W with gusts up to 35 kt early this afternoon, then becoming NW 25 to 30 kt with gusts up to 35 kt late. Seas 4 to 6 ft. Wave Detail: S 6 ft at 6 seconds and SE 3 ft at 9 seconds. Showers with a slight chance of tstms this afternoon. .TONIGHT...N winds 25 to 30 kt with gusts up to 35 kt, becoming NE 20 to 25 kt after midnight. Seas 4 to 6 ft, subsiding to 2 to 4 ft after midnight. Wave Detail: NW 5 ft at 5 seconds and SE 4 ft at 8 seconds, becoming E 4 ft at 6 seconds. .FRI...NE winds 15 to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: E 3 ft at 5 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 4 seconds. .SAT...NW winds 5 to 10 kt, becoming E in the afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 8 seconds and W 1 ft at 2 seconds. .SAT NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 5 seconds. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. .SUN NIGHT...SE winds 10 to 15 kt, becoming S 15 to 20 kt after midnight. Seas 4 to 6 ft. A chance of tstms. Showers. .MON...SW winds 15 to 20 kt. Seas 5 to 7 ft. Showers with a chance of tstms. .MON NIGHT...W winds 15 to 20 kt. Seas 5 to 7 ft. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. Winds and seas higher in and near tstms. $$ AMZ256-122315- Coastal waters from Murrells Inlet to South Santee River SC out 20 nm- 610 AM EDT Thu Mar 12 2026 ...GALE WARNING IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...SW winds 20 to 25 kt with gusts up to 30 kt, becoming W with gusts up to 35 kt early this afternoon, then becoming NW 25 to 30 kt with gusts up to 35 kt late. Seas 4 to 6 ft. Wave Detail: S 6 ft at 6 seconds and SE 2 ft at 9 seconds. Showers with a slight chance of tstms this afternoon. .TONIGHT...N winds 25 to 30 kt with gusts up to 35 kt, becoming NE 20 to 25 kt with gusts up to 30 kt after midnight. Seas 4 to 6 ft. Wave Detail: N 6 ft at 5 seconds. .FRI...E winds 15 to 20 kt, becoming SE 5 to 10 kt in the afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: NE 5 ft at 5 seconds and S 1 ft at 7 seconds, becoming NE 3 ft at 6 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. .SAT...NW winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds and SE 1 ft at 2 seconds. .SAT NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 5 seconds. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers and tstms. .SUN NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 4 to 6 ft. A chance of tstms. Showers. .MON...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Seas 5 to 7 ft. A chance of tstms. Showers. .MON NIGHT...W winds 20 to 25 kt. Seas 5 to 7 ft. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. Winds and seas higher in and near tstms. $$ 11