Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

For More Weather Information:

Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

Tonight
WSW 6kt⇓
< 1ft
Saturday
NE 8kt
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
⇑SSE 10kt
< 1ft
Sunday Night
S 7kt
< 1ft
Monday
⇑SW 14kt
< 1ft
Monday Night
SSW 13kt
< 1ft
Tuesday
⇑WSW 15kt
< 1ft
Tuesday Night
SW 10kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 8:31 pm EDT Jun 19, 2026
Forecast Valid: 9pm EDT Jun 19, 2026-6pm EDT Jun 26, 2026

View Nearby Observations

Detailed Forecast

Tonight

WSW wind around 6 kt becoming variable and less than 5 kt after midnight. A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.

Saturday

NNE wind 6 to 8 kt becoming ESE in the afternoon. Mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Sunday Night

S wind around 7 kt becoming SSW after midnight. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Monday

SW wind 6 to 9 kt increasing to 11 to 14 kt in the afternoon. Winds could gust as high as 21 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Monday Night

SSW wind 10 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Tuesday

WSW wind 9 to 12 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 22 kt. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Tuesday Night

SW wind 6 to 10 kt becoming W after midnight. A chance of showers and thunderstorms before 2am. Seas 1 ft or less.

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.