Weather
Columbia Weather Alert: 100-Degree Heat Index Expected Thursday Afternoon
Columbia, SC – Residents should prepare for extreme conditions Thursday as heat index values climb to 100 degrees. With temperatures peaking at 93 degrees,…
By Blake Harrison · 2026-09-09T06:50:14.610Z
Columbia, SC – Residents should prepare for extreme conditions Thursday as heat index values climb to 100 degrees. With temperatures peaking at 93 degrees, the high humidity will significantly increase the risk of heat related illness during the afternoon hours.
According to the National Weather Service, this heat surge comes shortly before an active, wet weekend. For safety information and local forecasts, check https://forecast.weather.gov/MapClick.php?lat=33.97&lon= 80.99 .
While Thursday starts with only a 30% chance of showers, the risk for thunderstorms increases significantly through the weekend. By Saturday, there is an 80% chance of showers, and stormy conditions are likely to continue through Saturday night and Sunday. Those with outdoor commitments should plan for potential heat exhaustion on Thursday and heavy rain by the weekend.
Drink plenty of fluids and seek air conditioned environments during the height of the Thursday heat. As the storm system arrives Friday and intensifies Saturday, be prepared for sudden changes in weather and potential localized flooding. The region will remain in this active pattern throughout the weekend, so stay informed via the latest NWS bulletins.