Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

For More Weather Information:

Charleston, SC Local Forecast Office

4NM SSE Hilton Head Island SC

Marine Point Forecast

[NOTICE]

Sunday
⇑S 8kt
1ft
Sunday Night
S 8kt
2ft
Monday
SSW 12kt
1-2ft
Monday Night
WSW 12kt
2ft
Tuesday
WSW 11kt
2ft
Tuesday Night
W 10kt
2ft
Wednesday
SSW 8kt
1ft
Wednesday Night
SSW 9kt
2ft
Thursday
⇑S 11kt
1-2ft

Associated Zone Forecast which includes this point

Last Update: 8:30 pm EDT Jun 20, 2026
Forecast Valid: 1am EDT Jun 21, 2026-6pm EDT Jun 27, 2026

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Detailed Forecast

Sunday

Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Sunday Night

S wind around 8 kt. Mostly clear. Seas around 2 ft.

Monday

WSW wind 7 to 12 kt becoming SSW in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 to 2 ft.

Monday Night

WSW wind around 12 kt. A slight chance of showers and thunderstorms before 8pm. Seas around 2 ft.

Tuesday

WSW wind around 11 kt. A chance of showers and thunderstorms after 2pm. Seas around 2 ft.

Tuesday Night

W wind 7 to 10 kt. A chance of showers and thunderstorms before 2am. Seas around 2 ft.

Wednesday

WNW wind 5 to 8 kt becoming SSW in the afternoon. A chance of showers and thunderstorms after 2pm. Seas around 1 ft.

Wednesday Night

SSW wind 6 to 9 kt. A chance of showers and thunderstorms before 2am. Seas around 2 ft.

Thursday

W wind 5 to 8 kt becoming S 8 to 11 kt in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 to 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.