Georgia, South Carolina Moderate Heat Advisory | Effective 08/18/2026 11:18

Headline: 
Heat Advisory issued August 18 at 2:18PM EDT until August 19 at 8:00PM EDT by NWS Charleston SC
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
August 18, 2026 - 11:18am
Expires: 
August 18, 2026 - 7:30pm
Description: 
* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values of 113 degrees or higher. For the Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...For the Extreme Heat Warning, until 8 PM EDT this evening. For the Heat Advisory, from 11 AM to 8 PM EDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
Coastal Bryan; Inland Chatham; Coastal Chatham; Coastal Liberty; Inland McIntosh; Coastal McIntosh; Beaufort; Coastal Colleton; Charleston; Coastal Jasper; Tidal Berkeley
Forcast Office: 
NWS Charleston SC
Sender: 
w-nws.webmaster@noaa.gov