A severe summer heat wave will bring dangerously high heat and humidity to the Upstate through Sunday, with maximum heat index values consistently ranging between 102°F and 108°F across Oconee, Pickens, and Anderson counties.
Forecasts from the National Weather Service in Greenville-Spartanburg show peak heat index values in Anderson and Seneca reaching 104°F to 108°F from Thursday through Saturday, while nearby Pickens and Clemson will experience values between 102°F and 106°F during the afternoon hours…