On Monday at 1:52 p.m. an extreme heat warning was issued by the National Weather Service in effect until Tuesday at 10 p.m.

The extreme heat warning for northwest Oregon has been extended into Aug. 12 due to temperatures that will continue to ...

An extreme heat warning for Portland is issued by NWS, expecting temperatures up to 105 degrees. The public is advised to ...

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

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

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 ...

Metro Vancouverites will likely only face one more uncomfortable sleep during one of the season's few heat warnings. An ...

Environment Canada says people should check on family, friends and neighbours, especially older people and people who live ...

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.

Southern California's prolonged heat wave is finally forecast to let up by Wednesday, but elevated temperatures will continue ...

On Sunday at 1:11 p.m. an extreme heat warning was issued by the National Weather Service in effect until Tuesday at 10 p.m.