Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Hazardous Weather Conditions

For More Weather Information:

Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

Juneteenth
WSW 21kt⇓
< 1ft
Friday Night
SW 9kt
< 1ft
Saturday
N 7kt
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
⇑SSE 10kt
< 1ft
Sunday Night
S 8kt
< 1ft
Monday
⇑SSW 15kt
< 1ft
Monday Night
SW 13kt
< 1ft
Tuesday
SW 15kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 8:32 pm EDT Jun 18, 2026
Forecast Valid: 1am EDT Jun 19, 2026-6pm EDT Jun 25, 2026

View Nearby Observations

Detailed Forecast

Juneteenth

WSW wind 18 to 21 kt decreasing to 15 to 18 kt in the afternoon. Winds could gust as high as 32 kt. Showers and thunderstorms, mainly before 2pm. Seas 1 ft or less.

Friday Night

SW wind 5 to 9 kt becoming W after midnight. A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Seas 1 ft or less.

Saturday

N wind around 7 kt becoming E in the afternoon. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Sunday Night

S wind around 8 kt becoming SSW after midnight. Partly cloudy. Seas 1 ft or less.

Monday

SSW wind 8 to 11 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 22 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Monday Night

SW 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

W wind 10 to 15 kt becoming SW in the afternoon. Winds could gust as high as 22 kt. A chance of showers and thunderstorms after 2pm. 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.