Marine Weather Net

Murrells Inlet to South Santee River SC Marine Forecast


TONIGHT

SW
WINDS
5 - 10
KNOTS

THU

NE
WINDS
10 - 15
KNOTS

THU NIGHT

E
WINDS
5 - 10
KNOTS

FRI

SE
WINDS
5 KNOTS

The Marine Weather Forecast In Detail:
AMZ256 Forecast Issued: 513 PM EST Wed Nov 19 2025

Tonight...Sw Winds 5 To 10 Kt, Becoming Nw Late This Evening, Then Becoming E 10 To 15 Kt After Midnight. Seas 2 Ft. Wave Detail: S 2 Ft At 4 Seconds And E 1 Ft At 7 Seconds.
Thu...Ne Winds 10 To 15 Kt. Seas 2 To 3 Ft. Wave Detail: E 2 Ft At 4 Seconds And S 1 Ft At 4 Seconds.
Thu Night...E Winds 5 To 10 Kt. Seas 2 Ft. Wave Detail: E 2 Ft At 4 Seconds.
Fri...Se Winds 5 Kt, Becoming Sw In The Afternoon. Seas 2 Ft In The Morning, Then 1 Ft. Wave Detail: E 1 Ft At 5 Seconds, Becoming S 1 Ft At 2 Seconds And E 1 Ft At 6 Seconds.
Fri Night...Sw Winds 10 To 15 Kt. Seas 2 Ft. Wave Detail: Sw 2 Ft At 3 Seconds And E 1 Ft At 6 Seconds.
Sat...Sw Winds 15 To 20 Kt. Seas 2 To 3 Ft. Wave Detail: Sw 3 Ft At 4 Seconds And E 1 Ft At 7 Seconds.
Sat Night...W Winds 10 To 15 Kt With Gusts Up To 20 Kt, Becoming N After Midnight. Seas 2 To 3 Ft.
Sun...Ne Winds 10 To 15 Kt. Seas 2 Ft.
Sun Night...Ne Winds 10 Kt. Seas 2 Ft.
Mon...Ne Winds 10 Kt. Seas 2 Ft.
Mon Night...E Winds 10 To 15 Kt. Seas 2 Ft.
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Area Forecast Discussion
National Weather Service Wilmington NC
124pm EST Wednesday Nov 19 2025

Synopsis
A weak cold front will drop south into this evening bringing relatively cooler weather for Thursday. A warm up will follow for Friday and Saturday with more unsettled weather. Another cold front will move through Saturday night with drier high pressure and cooler, more seasonable weather for early next week.

Near Term - Through Thursday
Shortwave tracking off the coast will drag a cold front south, but will get strung out from west to east as flow flattens out aloft and ridge begins to build in from the west. This will lead to a weak cold front dropping south through this evening but the southward progression should slow. Overall expect shallow cooler air bleeding in from the north creating a decent north to south gradient of cool to warm temps beginning tonight. Overnight lows will be in the mid 40s north to mid 50s south. There is a chance of clouds affecting the temps on Thurs but basically mid 60s north to lower 70s south as high pressure extends in from the north with light northeasterly winds and front lingers to the south.

.SHORT TERM /THURSDAY NIGHT THROUGH SATURDAY/... A frontal system will affect the area during this period, mainly resulting a cloudiness from time to time. The warm front will life north through the area Thursday night into Friday followed by the cold front late Saturday. It's not impossible there could be a little light rain as the warm front lifts northward and showers in advance of the cold front. Unfortunately, the chances for a wetting rain are low and any rainfall will be light. Temperatures should be above normal through the period unless the warm front moves north more slowly than anticipated Thursday night.

Long Term - Saturday Night Through Wednesday
High pressure will build into the area Saturday night and remain through Monday before another frontal system affects the area Tuesday into Wednesday. The chances for measurable rain look a little better Tuesday and Wednesday as the attendant low coming from the Gulf Coast region may bring more moisture with it than the weekend system will have available. For the most part, temperatures will remain at or above normal through the period.

Marine
Through Thursday...A cold front will drop south through the waters this evening with W-NW winds shifting to N-NE and picking up a bit behind the front. By midnight winds should be NE mainly 10 to 15 kts. Winds will remain NE as high pressure extends down from the north through Thursday. Seas around 2 ft will rise a foot or so on Thurs in NE push.

Thursday night through Monday...Despite a fairly progressive pattern, the gradients with the associated frontal troughs and high pressure aren't particularly strong. This should limit wind speeds to 15 KT or less through most of the extended period as winds veer from easterly Thu night to south to southwest for Friday into Saturday. A cold frontal passage will bring W to NW winds late Saturday into Saturday night. High pressure will result in N to NE winds Sunday into Monday with a turn toward the east possible late Monday. Seas should run 2 to 3 feet through much of the period with 4 footers possible ahead of the front Saturday when wind speeds will be at their peak of 15 to perhaps 20 KT.

NOAA Wilmington NC Office: Watches - Warnings - Advisories
NC...None. SC...None.

Marine
None.