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

The National Weather Service issued an extreme heat watch at 11:35 p.m. on Sunday valid for Tuesday between 11 a.m. and 8 p.m ...

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

In the Southwest, cities including Las Vegas and Phoenix are under extreme heat warnings, with temperatures expected to climb ...

The numbers of many tropical birds are plummeting, and now it has been shown that heat extremes intensified by global warming ...

Temperatures are expected to reach between 106 and 111 degrees this week. The hottest day will be Tuesday with an expected ...

The hot pattern will peak today as the mercury in the thermometer will reach the triple digits in a number of locations.  The ...

A study using more than 90,000 scientific observations shows Earth is getting too hot for many tropical birds.

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.

House Democrats are confronting the BOP on inmate safety amid extreme heat, citing reports of related deaths and pressing for ...

Learn more about the latest Phoenix area weather forecast and conditions with Most Accurate Forecast from ABC15.