A heat wave will blast much of the eastern U.S. this week, and forecasters say temperatures will feel even hotter because of the high humidity that's arriving with it.

Dangerous heat could coincide with July 4 festivities as a heat dome pushes temperatures into the 90s and low 100s.

The evenings won’t provide much relief as overnight lows remain in the upper 70s and low 80s across the region through Sunday morning.

The Chicago area is set to see its hottest weather of the season this week, but which parts of the region will be most impacted by the scorching temperatures?

Millions of Americans could soon face dangerous and potentially life-threatening conditions as a heat wave descends on the U.S.

Boston and New England are now into one of the most intense stretches of extreme, triple-digit heat on record. A massive heat dome will continue its grip over the Eastern United States and drive up temperatures and humidity across the region into the holiday weekend.

Texas is expected to heat up sharply as the World Cup begins, with widespread 90-degree temperatures and pockets of triple-digit heat statewide.

A widespread heat wave is pushing dangerously high temperatures across large parts of the United States this week.