Philadelphia is under an extreme heat warning with heat index values up to 105 degrees, advising residents to stay cool and ...

According to the National Weather Service (NWS), residents in 24 states are advised to remain indoors as temperatures reach ...

An "extreme" heat warning has been issued for 16 U.S. states on Tuesday morning. The National Weather Service is warning 16 U ...

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

The National Weather Service is cautioning Tri-State residents about extreme heat early this week with heat indices that ...

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

The heat is no joke and this year, it's impacting a large portion of the U.S. Here's what to know about heat stroke, ...

Most of Long Island is under an extreme heat warning Tuesday as temperatures are expected to reach dangerous heat index ...

The National Weather Service has issued an extreme heat warning for most of Southern New England with the temperature ...

An Extreme Heat Warning is in effect for most of Southern New England except the Berkshires. Heat impacts are expected Sunday ...

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

New Jersey is in for one more day of very hot, humid weather on Wednesday that might include afternoon or evening rain and ...