The heat wave caused disruptions to public transport across the Northeast. Amtrak said it will be forced to slow train speeds ...

An uptick in heat and humidity is headed for many regions this weekend into next week. Maps show how hot and humid it will ...

Even as the heat dome enters its finale, 18 states from the Ohio Valley to the Deep South and the Carolinas to the Mid-Atlantic remain under heat alerts Thursday.

Meteorologists are describing the intensifying weather pattern as a heat dome, a high-pressure system that traps air and leads to steadily rising thermal readings.

A long-lasting extreme heat wave reached its dangerous crescendo Tuesday, bringing the hottest day in a decade to some major ...

As previous disasters have laid bare the US’ vulnerabilities to other types of extreme weather, this week is revealing ...

Senate Minority Leader Chuck Schumer was hospitalized and treated for dehydration June 25 after 'feeling lightheaded' at the ...

Senate Minority Leader Chuck Schumer was briefly hospitalized Wednesday due to dehydration as extreme heat scorched ...

A massive heat dome – a stationary high‑pressure system trapping soaring heat and humidity – has parked over DC. This "lid" on the atmosphere allows relentless sunshine to bake the region day after ...

A potentially life-threatening heat wave enveloped the eastern third of the United States on Monday (Jun 23) impacting nearly ...

The Washington Monument will be closed for a third day in a row on Wednesday, June 25, as temperatures continue to climb in ...