Downpours from Tuesday night have moved on, and heat and humidity will return Wednesday afternoon.

The worst heat is expected out West, where most of the wildfire smoke may be trapped, while the East also swelters and faces a chance of thunderstorms.

The NWS's Charleston Branch expects the warmest temperatures of the heat wave to come Thursday and Friday, with 100 degree highs possible, according to a forecast discussion. Combined with high ...

The number on the thermometer only tells half the story. Here’s what to know about heat index—and why some scientists are rethinking how it is calculated. A member of a drum and bugle corps recovers ...