A slight chance of showers and thunderstorms could help cool off the Lowcountry on what’s expected to be a warm Thursday.

Highs will be in the mid 90s and lows in the mid 70s with southwest winds from 10 to 15 mph. The chance of rain is 20 percent.

Friday: Partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s and lows in the mid 70s. Heat index readings will be up to 105. Chance of rain is 20 percent.

Saturday: Partly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 90s and lows in the upper 70s. Heat index readings up to 105. Chance of rain is 20 percent.