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

With a heat wave causing excessive heat warnings in Delaware, you'll hear a lot about the heat index this week. What to know ...

Stay safe in this sweltering heat, New Jersey. Here's the latest today, from heat maps, advisories and warnings, to when we'll see relief.

LOWER BUCKS COUNTY, PA — Bucks County has issued an Excessive Heat Warning from Monday through Wednesday, with temperatures ...

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

The Washington Monument is closed on Monday after an excessive heat warning was issued for the Washington D.C. area.

An "extremely dangerous" tornado could hit a U.S. state on Sunday evening. The National Weather Service is warning of a ...

Common symptoms of heat exhaustion include dizziness, heavy sweating, thirst, weakness and nausea, according to the NWS. If these symptoms are experienced, the affected person should quickly move to a ...

It'll be very hot, but what conditions are required for the extreme heat warning that much of New Hampshire is under? Matt Hoenig breaks it all down.

An "extreme heat warning" has officially been issued for nine major U.S. cities on Monday, June 23. The National Weather ...