Columbia, South Carolina – South Carolina residents could face sweltering outdoor conditions Friday as a surge of heat and humidity pushes the Heat Index above 100°F across much of the state, prompting a Moderate Heat Risk alert.
According to the National Weather Service in Columbia, the alert is in effect for Friday, May 16, with the worst heat expected in the afternoon hours. High moisture levels combined with well-above-average temperatures will impact areas from Columbia to Orangeburg and Florence, increasing the risk of heat-related illness—especially for those without air conditioning or proper hydration.
The Midlands region will feel the brunt of the heat, where prolonged outdoor activity could become dangerous. Vulnerable groups, including children, the elderly, and those with chronic conditions, are urged to stay indoors between noon and 6 p.m. when the heat index is expected to peak. Local cooling centers in Columbia and Sumter may open if conditions worsen…