Tri-county area under severe thunderstorm warning

National Weather Service

UPDATE: The tri-county area is under a severe thunderstorm warning until 4:30 p.m.

At 3:24 p.m., a severe thunderstorm was located over Magnolia Gardens, moving northeast at 5 mph, according to the National Weather Service. Hazards include 60 mph wind gusts and quarter-size hail. Damage to cars, roofs, siding and trees is expected. Expected locations impacted include Charleston, North Charleston, Mount Pleasant, Summerville, Goose Creek and Hanahan.

EARLIER: Hot, humid and a chance of an afternoon thunderstorm is the outlook for Charleston again today.

Today’s high at the airport should be near 97, with a heat index around 107 and a 30 percent chance of rain, mainly after 3 p.m., according to the National Weather Service.

The normal high for today’s date is 91. The record was 99, set in 1986.

The mercury reached 100 degrees at the airport Wednesday afternoon, one degree short of the record of 101, also set in 1986, according to the weather service.

The last time the high temperature was anywhere near normal was July 1, at 90 degrees. It’s been well above normal every day since then, with humidity that’s made it feel much hotter.

The heat wave is expected to taper off slightly through the weekend.

Friday: Mostly sunny, high near 95, heat index around 104, 30 percent chance of rain, mainly after 1 p.m.

Saturday: Partly sunny, high near 94, 50 percent chance of rain.

Sunday: Partly sunny, high near 93, 40 percent chance of rain.

Reach Dave Munday at 843-937-5553.