Houston's heat index values this weekend could become dangerously high, but does this commonly used metric do enough to ...

The NWS Medford OR issued a heat advisory at 2:34 a.m. on Saturday valid from Sunday 11 a.m. until Monday 8 p.m. for Western ...

On Friday at 10:49 p.m. the National Weather Service issued an updated heat advisory valid for Sunday between 11 a.m. and 9 p ...

A heat advisory has been issued for parts of Oregon and Washington. It is effective from 10 a.m. Sunday through 10 p.m.

Strong high pressure that’s been keeping wet weather systems away this week arrives this weekend. As the dome of warm/hot air ...

A KOIN 6 Weather Alert goes into effect Sunday and Monday as potentially dangerous heat takes aim at the Portland/Vancouver ...

Dangerous heat conditions are expected this weekend before rain chances increase next week, according to the National Weather Service .

Portland anticipates record heat with highs in the upper 90s, prompting a Heat Advisory and calls for public caution.

Portland’s first 90°F day usually occurs around June 18, with an average of two 90-degree days each June, based on records ...

While highs for most will not be extreme, there will be some 90s south of Puget Sound and in the Cascade Valleys.

Sunday will bring even hotter temperatures. The National Weather Service has issued a heat advisory for the ...

The National Weather Service issued a heat advisory for several counties, including Snohomish County, from 10 a.m. Sunday to ...