A heat wave was expected to bring record-high temperatures to the midwestern United States this week before spreading to the East Coast, forecasters said. At the same time, a bout of severe ...

About 65 million people are under heat alerts including in Phoenix, Las Vegas, Los Angeles, Sacramento, Portland and Seattle.

Sunday’s heat again soared above 100 degrees in more than a dozen communities, mostly east of Interstate 15. But problems ...

A heat event is expected in California next week, with Central and Southern California likely to see the worst of it.

Philadelphia's forecast shows sunny days with temps near 80°F, but a shift to showers is expected by the weekend.

The September heat wave follows Europe’s hottest summer on record and the hottest summer for the planet. Norway and Sweden ...

Dangerously hot conditions will continue through Monday in most locations, especially away from the coast, the mountain, and ...

Forecasters said Tuesday also will be scorching hot for areas of the Midwest before the heat wave shifts to the south and east. An unusually cold storm on the mountain peaks along the West ...

∎ Hundreds of thousands of homes and businesses remain without power and running water across Puerto Rico as a dangerous heat wave settles ... will remain along East Coast beaches through ...

The hottest day of the heat wave is expected today with heat indices climbing to 105 to 110 degrees. An Excessive Heat ...