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 ...

New Jersey residents are bracing for a dangerous stretch of extreme heat, with temperatures expected to soar into the upper ...

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.

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

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

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

Much of the Midstate is under an Extreme Heat Warning, a first for the region. Sort of. The National Weather Service at State ...

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.