Get ready for an intense day of heat and potential severe thunderstorms on Thursday, with heat indices expected to reach near ...

A Heat Advisory is in effect for the entire Chicago area as high temps and humidity combine to make a heat index well into ...

Extreme heat is settling in over Ohio, making it feel over 100 degrees. Here's the latest forecast and how you can stay cool.

EDT a heat advisory was issued by the National Weather Service valid for Thursday between 11 a.m. EDT and 8 p.m. EDT for ...

At 10:56 p.m. on Tuesday, the National Weather Service issued a heat advisory valid for Wednesday between 10 a.m. and 6 p.m.

The Pensacola area is under a heat advisory for the second day in a row. A cluster of showers and thunderstorms will offer ...

The heat index considers the actual temperature and amount of moisture in the air using the dew point or relative humidity.

Michigan is heating up this week. Two southwest counties are already under a heat advisory because of dangerous heat index ...

A heat advisory for Florida's Treasure Coast is in effect from noon through 6 p.m., with heat index values from 109 to 112 ...

The National Weather Service office in Mobile, Alabama, issued a heat advisory in Escambia, Santa Rosa and Okaloosa counties ...

A heat advisory has been issued for Miami-Dade and Broward counties for Monday and will be in effect noon to 6 p.m. South ...

Hot and humid conditions continue for Central Florida on Monday with the region under a heat advisory from noon-6 p.m., ...