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 watch has been issued for the Willamette Valley for Aug. 10 and 11 as high temperatures could range from 95 ...

The National Weather Service issued an extreme heat watch at 1:26 p.m. on Friday valid from Sunday noon until Tuesday 10 p.m.

Hotter weather is returning to the Treasure Valley as high pressure builds in. Today we will see highs in the mid to upper 90s, while Tuesday will bring even ho ...

Dangerously hot conditions with afternoon high temps of 90 degrees to 105 degrees are possible on Sunday and Monday across ...

Aug. 10 marks the beginning of an extreme heat watch that will be in effect until 10 p.m. Aug. 12. Local non-profits and cooling centers are gearing up.

WATCH: Wildfires threaten villages in Portugal amid extreme heat Portugal has deployed around 2,000 firefighters to tackle ...

An extreme heat warning and an extreme heat watch were issued by the National Weather Service in Jacksonville for July 28 and 29.

EXTREME HEAT WARNING NOW IN EFFECT UNTIL 8 PM CDT THURSDAY... * WHAT...Dangerously hot conditions with heat index values up ...

On Sunday at 1:57 a.m. an extreme heat watch was issued by the NWS Las Vegas NV valid from Wednesday 10 a.m. until Thursday 8 ...

At 1:05 a.m. on Saturday, the NWS Phoenix AZ released an updated extreme heat watch valid from Wednesday 10 a.m. until Friday ...