UPDATE: Strong thunderstorms will impact parts of Charleston, Dorchester and Colleton counties until 7 p.m., according to the National Weather Service.
At 6:31 p.m., radar indicated a strong storm near Delemar Crossroads, moving west at 5 mph.
Hazards associated with the storms are 45 to 55 mph wind gusts and penny-size hail.
UPDATE: The tri-county area is under a severe thunderstorm warning until 6:15 p.m.
Severe thunderstorms are located along a line extending from 13 miles east of Moncks Corner to 6 miles southwest of Slands Bridge, moving southeast at 10 mph.
Hazards associated with the storms are 60 mph wind gusts and quarter-size hail.
EALIER: Hot, humid and a chance of thunderstorms is the outlook for the Charleston again today.
Today should be mostly sunny, with a high near 95 at the airport and a heat index around 105, according to the National Weather Service. The chance of showers and thunderstorms is 30 percent, mainly after 2 p.m.
The normal high for this date is 91. The record was 99, set in 1986.
Saturday should be partly sunny, with a high near 94, a heat index around 103 and a 40 percent chance of rain after 10 a.m.
Sunday should also be partly sunny, with a high near 93 and a 50 percent chance of rain, according to the weather service.
Reach Dave Munday at 843-937-5553.