National Weather Service Marine Forecast FZUS52 KILM

FZUS52 KILM 212242
CWFILM

Coastal Waters Forecast
National Weather Service Wilmington NC
642 PM EDT Sun Jun 21 2026

Surf City NC to South Santee River SC out 60 NM

AMZ200-221115
642 PM EDT Sun Jun 21 2026

.Synopsis for coastal waters from Surf City North Carolina to South Santee River South Carolina out to 60 nautical miles... High pressure will linger off the coast through Tuesday, with southerly flow gradually increasing ahead of a cold front. The front will move across the waters Tuesday night followed by high pressure building in from the north Wednesday.


AMZ250-221115
Coastal waters from Surf City to Cape Fear NC out 20 nm
642 PM EDT Sun Jun 21 2026

TONIGHT
S winds 10 to 15 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 7 seconds.

MON
SW winds 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds.

MON NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 6 seconds.

TUE
SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds. A slight chance of showers and tstms in the afternoon.

TUE NIGHT
W winds 10 to 15 kt with gusts up to 20 kt, becoming N after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 1 ft at 2 seconds. A slight chance of tstms in the evening. A chance of showers.

WED
NE winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and N 1 ft at 2 seconds.

WED NIGHT
E winds 5 to 10 kt. Seas 2 to 3 ft.

THU
E winds 5 to 10 kt. Seas 2 ft.

THU NIGHT
S winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms after midnight.

FRI
SW winds 10 to 15 kt, becoming S 15 to 20 kt in the afternoon. Seas 2 to 4 ft. A chance of showers and tstms.

FRI NIGHT
SW winds 15 to 20 kt. Seas 3 to 4 ft. A chance of showers and tstms.

Winds and seas higher in and near tstms.


AMZ252-221115
Coastal waters from Cape Fear NC to Little River Inlet SC out 20 NM
642 PM EDT Sun Jun 21 2026

TONIGHT
S winds 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 5 seconds.

MON
SW winds 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds.

MON NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 6 seconds.

TUE
SW winds 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 ft at 8 seconds. A slight chance of showers and tstms in the afternoon.

TUE NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 1 ft at 2 seconds. A slight chance of showers and tstms.

WED
NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and NE 1 ft at 2 seconds. A slight chance of showers in the morning.

WED NIGHT
E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers in the evening.

THU
E winds 5 to 10 kt. Seas 2 ft.

THU NIGHT
S winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms after midnight.

FRI
SW winds 10 to 15 kt. Seas 2 to 4 ft. A chance of showers and tstms.

FRI NIGHT
SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms.

Winds and seas higher in and near tstms.


AMZ254-221115
Coastal waters from Little River Inlet to Murrells Inlet SC out 20 NM
642 PM EDT Sun Jun 21 2026

TONIGHT
S winds 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 2 ft at 7 seconds.

MON
SW winds 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds.

MON NIGHT
SW winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 6 seconds.

TUE
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 ft at 8 seconds. A slight chance of showers and tstms in the afternoon.

TUE NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds. A slight chance of tstms in the evening. A slight chance of showers.

WED
NE winds 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds and NE 1 ft at 2 seconds.

WED NIGHT
E winds 5 to 10 kt. Seas 2 ft. A chance of showers.

THU
SE winds 5 to 10 kt. Seas 2 ft.

THU NIGHT
S winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms after midnight.

FRI
SW winds 10 to 15 kt. Seas 2 to 4 ft. A chance of showers and tstms.

FRI NIGHT
SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms.

Winds and seas higher in and near tstms.


AMZ256-221115
Coastal waters from Murrells Inlet to South Santee River SC out 20 NM
642 PM EDT Sun Jun 21 2026

TONIGHT
SW winds 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 1 ft at 7 seconds. A slight chance of showers and tstms late.

MON
SW winds 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds. A slight chance of showers and tstms in the morning.

MON NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 6 seconds.

TUE
SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 ft at 8 seconds. A slight chance of showers and tstms in the afternoon.

TUE NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at 5 seconds and SE 1 ft at 8 seconds. A slight chance of showers and tstms.

WED
NE winds 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds and N 1 ft at 2 seconds.

WED NIGHT
SE winds 5 to 10 kt. Seas 2 ft. A chance of showers.

THU
SE winds 5 to 10 kt. Seas 2 ft.

THU NIGHT
S winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms.

FRI
SW winds 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft. A chance of showers and tstms.

FRI NIGHT
SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 4 ft. A chance of showers and tstms.

Winds and seas higher in and near tstms.


AMZ280-221115
Waters from Surf City NC to Little River Inlet SC from 20 to 60 NM
642 PM EDT Sun Jun 21 2026

TONIGHT
S winds 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 7 seconds and S 1 ft at 4 seconds.

MON
SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 7 seconds. A slight chance of showers and tstms.

MON NIGHT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 7 seconds. A slight chance of showers and tstms after midnight.

TUE
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: SW 5 ft at 6 seconds and SE 1 ft at 8 seconds. A slight chance of showers. A chance of tstms, mainly in the morning.

TUE NIGHT
SW winds 15 to 20 kt, becoming NW after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 7 seconds. A chance of showers. A slight chance of tstms in the evening, then a chance of tstms after midnight.

WED
NE winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 3 seconds. A chance of showers, mainly in the morning.

WED NIGHT
E winds 5 to 10 kt. Seas 3 ft.

THU
E winds 5 to 10 kt. Seas 3 ft.

THU NIGHT
S winds 10 to 15 kt. Seas 3 ft. A chance of showers and tstms after midnight.

FRI
SW winds 15 to 20 kt. Seas 3 to 4 ft. A chance of showers and tstms.

FRI NIGHT
SW winds 15 to 20 kt. Seas 4 to 5 ft. A chance of tstms. A chance of showers in the evening, then showers likely after midnight.

Winds and seas higher in and near tstms.


AMZ284-221115
Waters from Little River Inlet SC to South Santee River SC from 20 to 60 NM
642 PM EDT Sun Jun 21 2026

TONIGHT
S winds 10 kt. Seas 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 7 seconds. A slight chance of showers and tstms late.

MON
SW winds 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 7 seconds. A slight chance of showers and tstms.

MON NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 ft at 7 seconds.

TUE
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 ft at 8 seconds. A slight chance of showers and tstms in the afternoon.

TUE NIGHT
SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft at 7 seconds. A chance of showers with a slight chance of tstms.

WED
N winds 10 kt, becoming NE in the afternoon. Seas 3 ft. Wave Detail: S 3 ft at 6 seconds and N 1 ft at 3 seconds. A slight chance of showers.

WED NIGHT
E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.

THU
SE winds 5 to 10 kt. Seas 2 to 3 ft.

THU NIGHT
S winds 10 to 15 kt. Seas 2 to 3 ft. Showers likely with a chance of tstms after midnight.

FRI
SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of tstms. Showers likely, mainly in the morning.

FRI NIGHT
SW winds 15 to 20 kt. Seas 4 to 5 ft. A chance of showers and tstms.

Winds and seas higher in and near tstms.