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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

Monday
WSW 13kt
< 1ft
Monday Night
NW 12kt
< 1ft
Tuesday
NW 7kt
< 1ft
Tuesday Night
Light Wind
< 1ft
Wednesday
W 7kt
< 1ft
Wednesday Night
W 9kt
< 1ft
New Year's Day
W 9kt
< 1ft
Thursday Night
W 8kt
< 1ft
Friday
WSW 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 12:52 am EST Dec 29, 2025
Forecast Valid: 1am EST Dec 29, 2025-6pm EST Jan 4, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST THIS MORNING

Monday

SW wind 9 to 13 kt becoming W in the afternoon. Winds could gust as high as 22 kt. A chance of showers, mainly before 2pm. Patchy fog before 8am. Seas 1 ft or less.

Monday Night

NW wind 9 to 12 kt, with gusts as high as 21 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

NW wind around 7 kt. Sunny. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Wednesday

W wind 5 to 7 kt. Sunny. Seas 1 ft or less.

Wednesday Night

W wind around 9 kt. Mostly clear. Seas 1 ft or less.

New Year's Day

W wind around 9 kt. Sunny. Seas 1 ft or less.

Thursday Night

W wind around 8 kt. Partly cloudy. Seas 1 ft or less.

Friday

W wind around 7 kt becoming SW in the afternoon. Mostly cloudy. Seas 1 ft or less.

*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.