The New York Independent System Operator issued an energy warning calling on residents to conserve electricity; conditions ...

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

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

The Lehigh Valley and much of eastern Pennsylvania are under an extreme heat warning with temperatures near 100 degrees ...

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

Meteorologist Tom Tasselmyer said it will be another Alert Day in Maryland with heat indexes across the region reaching 110 ...

Chief Meteorologist Tom Tasselmyer said the region will remain in an Extreme Heat Warning until 9 p.m. Tuesday. Temperatures ...

The NWS has issued an extreme heat warning for central North Carolina, with heat index values possibly reaching 112 degrees, ...

NORFOLK, Va. — The extreme heat in southeastern Virginia and northeastern North Carolina continues on Tuesday. We’ve been ...

Intense heat and humidity will be with us through Tuesday. Still hot on Wednesday, then more unsettled weather brings in ...

"Temperatures will once again peak to the mid to upper 90s, but when you factor in the humidity, it's going to feel like it's ...

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