A multi-day heat event is set to continue in southern Ontario until Tuesday, and may stick around until Wednesday in some ...

On Sunday at 10:42 p.m. the NWS Hanford CA released an updated extreme heat warning in effect until Tuesday at 5 a.m. The ...

An extreme heat warning for the Las Vegas Valley has been issued for Tuesday, and Clark County has activated cooling stations ...

An Extreme Heat Warning remains in effect for central and southwestern Arizona through 8 p.m. Tuesday. For the Grand Canyon ...

Environment Canada says people should check on family, friends and neighbours, especially older people and people who live alone, as heat affects everyone.

A heat warning is in effect for parts of southern B.C. through to Tuesday (Aug. 12), with temperatures reaching up to 35 C in ...

At 1:40 a.m. on Monday, the NWS Las Vegas NV released an updated extreme heat warning valid from 10 a.m. until Tuesday 8 p.m.

A multi-day heat warning continues in Toronto with humidex values possibly reaching up to 42 this week. Environment Canada issued a heat warning Saturday morning amid a festival-packed weekend in ...