CHARLESTON, SC (WCSC) - Thursday's heat index in parts of the Lowcountry could reach 118 degrees and an excessive heat warning has been issued for some counties.
With Thursday's high temperature expected to be around 97, the National Weather Service has issued excessive heat warnings for Charleston, Colleton, Beaufort and Jasper Counties. Heat index values in those areas could reach between 114 and 118 degrees.
The excessive heat warnings are in effect from 11 a.m. to 8 p.m. Thursday. The National Weather Service says that the most intense heat and humidity will affect locations such as Daniel Island, downtown Charleston, West Ashley, Ravenel, Beaufort, Bluffton and the Savannah metro area.
An excessive heat warning means that a prolonged period of dangerously hot temperatures can be expected. The combination of heat and humidity will create a dangerous situation in which heat illnesses are likely.
Residents and visitors are encouraged to drink plenty of fluids, stay out of the sunshine and check up on the elderly and stay in an air conditioned location if possible.
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