South Carolina Severe Flash Flood Warning | Effective 07/26/2026 12:28

Headline: 
Flash Flood Warning issued July 26 at 3:28PM EDT until July 26 at 4:15PM EDT by NWS Charleston SC
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 26, 2026 - 12:28pm
Expires: 
July 26, 2026 - 1:15pm
Description: 
At 328 PM EDT, local law enforcement reported a number of road closures in Isle of Palms, Mount Pleasant and surrounding areas from ongoing flash flooding. Between 3 and 5.5 inches of rain have fallen in these areas since around 1 pm. Emergency officials are describing this situation as dangerous and are asking people to stay off the roadways until conditions improve. The risk for additional flash flooding has diminished, but it will take some time for conditions to improve. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Law enforcement reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Mount Pleasant, Isle Of Palms, Sullivan's Island, Mount Pleasant Towne Centre, Boone Hall Plantation, Sullivans Island, Seaside Farms, East Cooper Regional Medical Center and Snowden. This includes I-526 between mile markers 29 and 31.
Instruction: 
Keep children away from storm drains, culverts, creeks and streams. Water levels can rise rapidly and sweep children away. Be aware of your surroundings and do not drive on flooded roads.
Area Description: 
Charleston, SC
Forcast Office: 
NWS Charleston SC