A heat wave will bring the highest temperatures of the year so far, with some areas possibly reaching triple digits, ...

The first significant heat wave of the summer is taking aim at a huge chunk of the United States later this week, and ...

It's important that Hoosiers know the signs of serious illness during a heat risk and how to stay safe and cool before next ...

Heat indices could spike into the triple digits on June 22 and June 23 as both the temperature and humidity reach their ...

The average first 110-degree day in Phoenix falls on June 11, but has come as early as May 8 in 1989. A June heat wave is a ...

It was only a matter of time before a long-lived heat wave would develop in the Midwest and Northeast. This one could last ...

A dangerous heat wave is in the forecast across the Midwest and Northeast as the heat and humidity continue to build this ...

After what has largely been a cool start to meteorological summer in the northern U.S., temperatures are expected to swing in ...

The National Weather Service warns of heat indices reaching 95-100 degrees in Raleigh, NC, with severe storms also forecasted ...

Orlando faces high heat with temperatures in the 90s and heat indices around 100-105 degrees, posing moderate to major heat ...

Air temperatures will get into the 90s this weekend but with high humidity, heat indices will be near or exceed 100 degrees ...

By Sunday, temperatures are expected to climb into the low to mid-90s, with heat index values potentially exceeding 100 degrees. The National Weather Service warns of extreme heat conditions, with ...