Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. Read More >

For More Weather Information:

Charleston, SC Local Forecast Office

4NM SSE Hilton Head Island SC

Marine Point Forecast

[NOTICE]

Friday
⇑ESE 8kt
2ft
Friday Night
SSE 7kt⇓
2ft
Independence Day
⇑SSE 9kt
2ft
Saturday Night
SSW 10kt
2ft
Sunday
⇑S 12kt
2ft
Sunday Night
SSW 14kt
2-3ft
Monday
S 14kt
2ft
Monday Night
S 16kt
3ft
Tuesday
S 13kt
2ft

Associated Zone Forecast which includes this point

Last Update: 2:26 am EDT Jul 3, 2026
Forecast Valid: 2am EDT Jul 3, 2026-6pm EDT Jul 9, 2026

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Detailed Forecast

Friday

Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. Sunny. Seas around 2 ft.

Friday Night

SSE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas around 2 ft.

Independence Day

Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Sunny. Seas around 2 ft.

Saturday Night

SSW wind around 10 kt. Mostly clear. Seas around 2 ft.

Sunday

SW wind 6 to 9 kt becoming S 9 to 12 kt in the afternoon. Sunny. Seas around 2 ft.

Sunday Night

SSW wind 12 to 14 kt. Partly cloudy. Seas 2 to 3 ft.

Monday

SW wind 9 to 14 kt becoming S in the afternoon. Sunny. Seas around 2 ft.

Monday Night

S wind 12 to 16 kt, with gusts as high as 22 kt. Partly cloudy. Seas around 3 ft.

Tuesday

WSW wind 8 to 13 kt becoming S in the afternoon. A slight chance of showers and thunderstorms after 2pm. 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.