South Carolina Severe Severe Thunderstorm Warning | Effective 06/18/2026 14:39

Headline: 
Severe Thunderstorm Warning issued June 18 at 5:39PM EDT until June 18 at 6:00PM EDT by NWS Charleston SC
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 18, 2026 - 2:39pm
Expires: 
June 18, 2026 - 3:00pm
Description: 
At 539 PM EDT, a severe thunderstorm was located over Cottageville, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Walterboro, Edisto Beach, Givhans Ferry State Park, Johns Island, West Ashley, Dorchester, Hollywood, Ravenel, Ridgeville and Seabrook Island. This includes the following highways... I-26 between mile markers 181 and 185. I-95 in South Carolina between mile markers 52 and 65.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds.
Area Description: 
Beaufort, SC; Charleston, SC; Colleton, SC; Dorchester, SC
Forcast Office: 
NWS Charleston SC