Charleston, South Carolina – Thunderstorms are set to roll into Charleston by Monday afternoon, bringing oppressive heat, heavy rain, and travel delays along I-26.
According to the National Weather Service, showers and thunderstorms are expected after 2 p.m. Monday, July 21st, with a high near 94°F and a heat index up to 112°F. Winds will shift from southwest to west at 6–10 mph, with gusts as high as 20 mph. Rainfall amounts could exceed a quarter inch during storms, and flash flooding in low-lying areas is possible.
Localized downpours and lightning may cause delays on U.S. 17 and I-526 during the Monday evening commute. Residents should limit outdoor activity during peak heat and ensure electronic devices are fully charged in case of isolated outages. Keep an eye on storm drains, especially in flood-prone neighborhoods like West Ashley and Mount Pleasant…