Record-setting heat could end with severe storms in Charleston area

Morning sunlight on Sunday hits the northern tower of the Ravenel Bridge. (ANDREW KNAPP/STAFF)

Potentially record-setting heat Sunday will be capped with a chance of severe thunderstorms later in the day, according to the National Weather Service.

The high temperature in the Charleston area could reach about 90 degrees. The record is 86 degrees, which was set in 1938, the Weather Service said.

Forecasters also warned of an increased threat of storms that could bring hail, strong winds, heavy rainfall and lighting between 4 and 10 p.m.

“Isolated to scattered showers and thunderstorms are expected to drop south through portions of southeast South Carolina late this afternoon into this evening,” the Weather Service said in a statement. “There is a marginal risk that some of these thunderstorms could become severe.”

Here is the complete forecast:

Sunday: Mostly sunny, with a high near 90. West wind 11 to 17 mph.

Sunday night: A chance of showers and thunderstorms, mainly before 11 p.m. Partly cloudy, with a low around 56. West wind 7 to 10 mph becoming northeast after midnight. Chance of precipitation is 30 percent.

Monday: Mostly sunny, with a high near 74. North wind around 8 mph.

Monday night: Mostly clear, with a low around 53. North wind 5 to 7 mph.

Tuesday: Sunny, with a high near 71. North wind 7 to 9 mph.

Tuesday night: A chance of showers after 9 p.m. Partly cloudy, with a low around 58. Chance of precipitation is 40 percent.

Wednesday: Showers likely, mainly after 9 a.m. Cloudy, with a high near 69. Chance of precipitation is 70 percent.

Wednesday night: Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70 percent.

Thursday: A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 50 percent.

Thursday night: Partly cloudy, with a low around 55.

Friday: Sunny, with a high near 75.

Friday night: Mostly clear, with a low around 57.

Saturday: Sunny, with a high near 77.

Reach Andrew Knapp at 937-5414 or twitter.com/offlede.