Update: Extreme Heat Warning Active for Oregon Until Wednesday Night – Temperatures as High as 98 Degrees
Extreme heat threatens over 50 million residents with temperatures up to 120°F, raising serious health risks and prompting public safety advisories across five Western states.
- This past week, the National Weather Service issued Extreme Heat Warnings as dangerous heat impacts more than 50 million Americans across the western United States, with Portland, Oregon, hitting a preliminary record high of 102 on Aug. 22.
- Atmospheric patterns are producing extreme heat with monsoon moisture across the West, while limited overnight cooling with lows between 60 and 70 degrees increases danger through Wednesday, NWS said.
- Medical reports show a Hood to Coast runner over 50 lost consciousness after running 4 miles Friday, while around 1.2 million people faced extreme overnight heat risk; Southern California's Coachella Valley and Arizona's Tucson and Phoenix metro saw highs up to 112 degrees.
- Authorities cautioned that Southern California faces red flag warnings through Saturday for mountains north of Los Angeles, with lightning possibly sparking fires amid hot, dry conditions; officials urged fluids, rest, and use of public cooling shelters in Arizona.
- Daily records set Friday mean new highs will challenge the Pacific Northwest, with warnings through Saturday–Wednesday and the Portland metro area facing the highest heat risk of 2025.
20 Articles
20 Articles
US heat wave smothers Pacific Northwest, poses extreme risk in California and Arizona (World)
Residents of the Western U.S. sweltered in a heat wave Saturday that hospitalized some people, with temperatures forecast to hit dangerous levels throughout the weekend in Washington, Oregon, Southern California, Nevada and Arizona. About 1.2 million people were under extreme heat risk, meaning temp...
Update: Extreme heat warning active for Oregon until Wednesday night – temperatures as high as 98 degrees
At 8:44 p.m. on Sunday, the National Weather Service released an updated extreme heat warning in effect until Wednesday at 9 p.m. for Eastern Columbia River Gorge of Oregon, Lower Columbia Basin of Oregon, Foothills of the Northern Blue Mountains of Oregon, Foothills of the Southern Blue Mountains of Oregon and North Central Oregon."Dangerously hot conditions with temperatures up to 98 degrees to 104 degrees expected. This will pose a major to l…
Washington County opens overnight cooling shelters as heat persists
PORTLAND, Ore. (KOIN) -- Washington County announced Sunday they are officially opening overnight cooling shelters to anyone seeking to escape the heat, as several weather alerts continue across the Pacific Northwest. With forecasted highs in the 90s, county officials say the shelters will remain open for 24 hours, hot meals will be provided, no one will be turned away, and pets are welcome. Runners overcome scorching temps in challenging H…
High temperatures bake Western U.S.; millions at risk
SEATTLE — Residents of the Western U.S. sweltered in a heat wave Saturday that hospitalized some people, with temperatures forecast to hit dangerous levels throughout the weekend in Washington, Oregon, Southern California, Nevada and Arizona. Read more...
Coverage Details
Bias Distribution
- 60% of the sources are Center
Factuality
To view factuality data please Upgrade to Premium