New York heat wave raises concerns about bottled water left in hot cars, safety risks, plastic leaching and when to toss ...

The season’s most dangerous heat wave so far is expected to hit Southern California this week. Extreme heat and fire weather advisories have been issued beginning Wednesday, set to last for several ...

Meteorologists are reaching for superlatives to describe an oncoming heat wave so intense and rare for this time of year that it could leave some locations shattering their all-time temperature ...

Phoenix is already flirting with record heat, and people are asking what it means for summer.