A dangerous heat wave could break records in Massachusetts this week as temperatures climb well over 100 degrees.

Severe weather is possible Tuesday and Wednesday, along with the extreme heat warning in western Pennsylvania.

A "heat dome" has developed on the East Coast that could send temperatures to 100 degrees in Boston this week. As a result, ...

New York City is under an excessive heat warning to start the week, as highs are expected to hit the mid-to-upper 90s on ...

There's an "extreme" Level 4 heat warning for eight U.S. states on Sunday, June 22. The National Weather Service is warning ...

As a heat wave hits multiple U.S. states, some areas are have been placed under extreme heat watches and warnings.

An Extreme Heat Warning is in effect for most of Southern New England except the Berkshires. Heat impacts are expected Sunday ...

We're hitting peak heat wave today, with a handful of Michigan counties forecast to be the hottest places in the state.

A line of potentially severe storms has its eyes on the tri-state Sunday morning, providing a threat of strong winds and ...

The heat wave is expected to continue into the week putting millions of Americans in the Midwest and Northeast under heat ...

Extreme heat throughout the state has tens of thousands in southeastern Wisconsin batting the weather without electricity.

NYC is under an excessive heat warning​ today, while Long Island and the Jersey coastline are under a heat advisory.