CHARLESTON, SC (WCSC) - Make sure to stay hydrated Wednesday because the heat wave is not letting up anytime soon.
The National Weather Service has issued a heat advisory across the Lowcountry for the third straight day. Spoiler alert: Expect another one Thursday.
The heat advisory is in effect from 11 a.m. to 6 p.m. for Berkeley, Charleston, Colleton, and Dorchester counties. Several coastal counties stretching from North Carolina to Florida will also feel the severe heat.
Temperatures are expected to top out at 99 degrees Wednesday, with the heat index ranging from 105 to 110 degrees due to muggy conditions. The worst of it should hit around 2 p.m.
At 7 p.m., temperatures were already in the low 80s, with the head index hitting 89 degrees.
Chances of summer showers are slim as a high pressure system continues to pass over the Lowcountry.