A heat wave is impacting the Pacific Northwest, with temperatures in the upper 80s to over 100 degrees in Washington. Warm nights are a concern as they prevent the body from recovering from daytime ...

The longest lived heat wave of the summer, so far, is peaking this weekend and the hot temperatures will continue through the middle of next week. High temperatures for most will top out in the mid-to ...

An extreme heat warning has been extended for parts of Los Angeles this weekend when widespread triple-digit temperatures, fire weather warnings and possible thunderstorms are in the forecast. Expect ...

The most significant heat wave of the year will bring near-record temperatures across almost all of Southern California on Thursday, Friday and Saturday. Highs will reach near or into the triple ...