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 ...

The National Weather Service has issued extreme heat warnings or heat advisories along with air quality alerts today for all ...

The National Weather Service issued an extreme heat warning for a second day as the heat index surpasses 100. See how hot it will get in Delaware.

The criteria to issue a heat advisory, excessive heat watch and excessive heat warning is not clear-cut in NJ. Here's maps, ...

Most of Delaware is under an extreme heat warning as a heat wave brings the heat index to above 100 degrees. See when ...

Basically, when the body sweats, the perspiration evaporates, cooling the body. When the humidity is high, the sweat doesn't ...

An expected heatwave has resulted in an excessive heat warning issued for Kingston and surrounding areas, in effect from ...

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.

“Prior to 8:00 A.M. on the date of the scheduled disconnection, a National Weather Service Heat Advisory or Excessive Heat ...

The National Weather Service warns of sweltering heat and humidity affecting over 170 million Americans across the Northeast ...

The Lehigh Valley is under an extreme heat warning as dangerously hot conditions are expected to arrive Sunday morning and ...