Temperatures on Friday and Saturday are expected to exceed 100 degrees.

Performers were rehearsing on the stage on Washington, D.C.'s National Mall when the frightening incident occurred ...

Extreme heat is changing Fourth of July plans across the D.C. region, with canceled parades, delayed entry times and extra ...

A dangerous heat wave sweeping the United States on its 250th anniversary has disrupted celebrations around the country.

Follow live as America’s 250th anniversary events unfold on the July Fourth federal holiday, including fireworks and a Trump ...