Marine Weather Net

Surf City to Cape Fear, NC out 20 NM Marine Forecast


TODAY

E
WINDS
10 - 15
KNOTS

TONIGHT

SE
WINDS
5 - 10
KNOTS

THU

NW
WINDS
10 - 15
KNOTS

THU NIGHT

NW
WINDS
10 - 15
KNOTS

The Marine Weather Forecast In Detail:
AMZ250 Forecast Issued: 622 AM EDT Wed May 13 2026

Today...E Winds 10 To 15 Kt, Diminishing To 5 To 10 Kt Late This Morning And Afternoon. Seas 3 To 4 Ft. Wave Detail: E 3 Ft At 7 Seconds And Se 1 Ft At 11 Seconds. A Slight Chance Of Showers This Afternoon.
Tonight...Se Winds 5 To 10 Kt, Becoming Sw After Midnight. Seas 3 To 4 Ft. Wave Detail: E 3 Ft At 7 Seconds And Se 1 Ft At 11 Seconds. A Slight Chance Of Showers In The Evening.
Thu...Nw Winds 10 To 15 Kt. Seas 3 To 4 Ft. Wave Detail: E 3 Ft At 7 Seconds And E 1 Ft At 11 Seconds.
Thu Night...Nw Winds 10 To 15 Kt. Seas 2 To 4 Ft. Wave Detail: E 3 Ft At 7 Seconds And N 2 Ft At 3 Seconds.
Fri...Nw Winds 10 To 15 Kt, Becoming W 5 To 10 Kt In The Afternoon. Seas 2 To 3 Ft. Wave Detail: N 2 Ft At 3 Seconds And E 2 Ft At 7 Seconds.
Fri Night...Sw Winds 5 To 10 Kt. Seas 2 To 3 Ft. Wave Detail: Se 2 Ft At 7 Seconds And E 2 Ft At 8 Seconds.
Sat...Sw Winds 5 To 10 Kt, Becoming S 10 To 15 Kt In The Afternoon. Seas 2 To 3 Ft.
Sat Night...S Winds 10 To 15 Kt. Seas 3 Ft.
Sun...Sw Winds 5 To 10 Kt, Becoming S 10 To 15 Kt In The Afternoon. Seas 3 Ft.
Sun Night...S Winds 10 To 15 Kt, Diminishing To 5 To 10 Kt After Midnight. Seas 2 To 3 Ft.
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Area Forecast Discussion
National Weather Service Wilmington NC
616am EDT Wednesday May 13 2026

.WHAT HAS CHANGED... Updated for 12Z aviation forecast.

.KEY MESSAGES... 1) The threat for widespread hazardous weather remains very low through early next week.

KEY MESSAGE 1: The threat for widespread hazardous weather remains very low through early next week.

Mainly dry conditions expected through early next week. A rather weak coastal trough and a cold front won't be able to muster much precipitation through tonight. Dry W/NW flow will then be in place Thursday and Friday with temps near to below normal. The only minor concern Thu/Fri will be low relative humidities dipping to around 30% (possibly lower near critical levels) each afternoon, but fortunately winds shouldn't be high enough to warrant an appreciable fire danger. A warming trend then ensues over the weekend through early next week with decent confidence in increasing upper- level heigheights along the eastern seaboard with forecast highs running well above normal (near 90 to lower 90s) across inland areas. Fortunately, moisture levels should not be high enough to support max heat indices much higher than the air temps, although those sensitive to heat should still use caution as the NWS HeatRisk is in the Moderate category (level 3 of 5) each day. Refer to our local heat webpage for more heat forecast/safety info...weather.gov/ilm/heat.

Marine
Through Tonight
High pressure through the day with 10kt easterly winds. Winds will swing around to the SW late tonight ahead of a cold front, becoming offshore towards the end of the period as it pushes through. Seas 3-4 ft.

Thursday through Sunday night...High confidence in conditions staying well shy of Small Craft Advisory levels as high pressure generally prevails resulting in weak pressure gradients. Significant wave heigheights look to stay mainly 3 ft or less.

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

Marine
None.