It's another scorcher across southern Ontario today with temperatures expected to climb to the mid 30s and the humidex making ...

People in New York are being told to follow special guidance to avoid any illness as temperatures of up to 100 degrees are ...

As a heat wave hits multiple U.S. states, some areas are have been placed under extreme heat watches and warnings.

We're hitting peak heat wave today, with a handful of Michigan counties forecast to be the hottest places in the state.

A family of 11, including six children, was rescued off the Holbert Trail on South Mountain in Phoenix during a hot summer ...

When an excessive heat warning is issued, extreme caution is needed. This includes limiting time outdoors, drinking plenty of water, not drinking too much alcohol or coffee, ...

Each local National Weather Service office issues 3 different heat alerts to classify the appropriate level of risk posed by ...

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.

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

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 National Weather Service has issued an extreme heat warning for New Castle County that started Sunday, June 22 that will last through 8 p.m. Wednesday, June 25.

Extreme heat warning issued again: Forecast calls for 102 degrees in Providence 'Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and ...