Harford County is opening 11 cooling centers for those looking for a reprieve from the extreme heat in Maryland this week.

The National Weather Service issued an extreme heat warning for New Castle County lasting through June 25. See how hot ...

Central Pennsylvania is experiencing a dangerous and record-breaking heat wave through Wednesday, with temperatures expected ...

The Lehigh Valley and much of eastern Pennsylvania are under an extreme heat warning with temperatures near 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, ...

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

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

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

With New York under an extreme heat warning, the Mets took extra precautions Monday. Those included a later report time for ...

Meteorologist Ava Marie says it will be an Alert Day amid an Extreme Heat Warning with temperatures reaching 100 degrees — ...

CHICAGO (WLS) -- The Chicago area will be undergoing another day of extreme heat Monday. A National Weather Service Extreme ...