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Charleston, SC Local Forecast Office

4NM SSE Hilton Head Island SC

Marine Point Forecast

[NOTICE]

Today
ENE 17kt
3-4ft
Tonight
ESE 13kt⇓
3ft
Thursday
⇑S 7kt
2-3ft
Thursday Night
S 9kt
2ft
Friday
⇑S 8kt
2ft
Friday Night
S 9kt
2ft
Saturday
⇑S 7kt
2ft
Saturday Night
S 7kt
2ft
Sunday
⇑S 6kt
2ft

Associated Zone Forecast which includes this point

Last Update: 6:52 am EDT Sep 9, 2026
Forecast Valid: 8am EDT Sep 9, 2026-6pm EDT Sep 15, 2026

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Detailed Forecast

Today

ENE wind 13 to 17 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. Seas 3 to 4 ft.

Tonight

ESE wind 10 to 13 kt becoming SSE 5 to 8 kt after midnight. A chance of showers and thunderstorms before 2am, then a slight chance of showers after 3am. Seas around 3 ft.

Thursday

Variable winds less than 5 kt becoming S 5 to 7 kt in the afternoon. A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 3pm. Seas 2 to 3 ft.

Thursday Night

S wind around 9 kt. A slight chance of showers and thunderstorms after 2am. Seas around 2 ft.

Friday

Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. A chance of showers and thunderstorms, mainly after 8am. Seas around 2 ft.

Friday Night

S wind 6 to 9 kt becoming SW after midnight. A chance of showers and thunderstorms. Seas around 2 ft.

Saturday

Variable winds less than 5 kt becoming S 5 to 7 kt in the afternoon. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Seas around 2 ft.

Saturday Night

S wind 5 to 7 kt becoming SSW after midnight. A chance of showers and thunderstorms. Seas around 2 ft.

Sunday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. A chance of showers and thunderstorms. Seas around 2 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.