Spartanburg, S.C. – Summer heat is peaking across South Carolina as Spartanburg braces for a scorcher on Monday, July 7, with temperatures climbing to 96°F and calm winds offering little relief. Thunderstorm chances return by Tuesday evening, bringing a break from the heat — but also a risk of localized flooding and lightning delays.
According to the National Weather Service, Monday will remain sunny and hot, with heat lingering through the late afternoon. Thunderstorms are expected to return Tuesday after 5 p.m., with a 30% chance of precipitation and highs nearing 97°F. By Wednesday, that chance doubles to 60%, with storms likely from the afternoon into Wednesday night. Expect humidity to stay high, increasing the risk of heat-related illness.
Residents in Spartanburg County should avoid extended outdoor activity Monday and Tuesday, especially between 2 p.m. and 6 p.m., when heat index values will be highest. Those commuting along I-26 and US-221 should monitor radar updates for sudden downpours and possible travel delays Tuesday and Wednesday evening.
Looking Ahead:
- Thursday: High near 92°F, with storms likely after 2 p.m.
- Friday: Slightly cooler, high near 90°F, but continued storm chances
- Saturday: Mostly sunny with isolated storms, high near 92°F
- Sunday: Hot and humid, with heat index values near 100°F
- Monday (July 14): Early signs show another heat spike with afternoon storm chances
⚠️ Summer weather alert remains in place through midweek. Stay weather-aware and prepare for rapid changes, especially after 5 p.m. Tuesday through Thursday.
