# Extreme Heat Watch: Eastern Columbia River Gorge of Oregon; Lower Columbia Basin of Oregon; Foothills of the Northern Blue Mountains of Oregon; Eastern Columbia River Gorge of Washington; Yakima Valley; Lower Columbia Basin of Washington; Foothills of the Blue Mountains of Washington — retained record

> Retained us-gov-api record from us-gov-api:noaa-weather.

Canonical: https://highsignal.app/data/records/919eedf8a9ebbdb8

[← sources](https://highsignal.app/data)


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-19 16:00 ingested 2026-07-20 08:55

[original source ↗](http://www.weather.gov/)

## extract

Extreme Heat Watch — Eastern Columbia River Gorge of Oregon; Lower Columbia Basin of Oregon; Foothills of the Northern Blue Mountains of Oregon; Eastern Columbia River Gorge of Washington; Yakima Valley; Lower Columbia Basin of Washington; Foothills of the Blue Mountains of Washington
Severity: Severe. Certainty: Likely.
* WHAT...Dangerously hot conditions with temperatures 100 to 102
degrees, and 101 to 105 in the Columbia Basin possible. This will
pose a moderate to major risk of heat-related illness.

* WHERE...Eastern Columbia River Gorge of Oregon and Washington,
Lower Columbia Basin of Oregon and Washington, Foothills of the
Northern Blue Mountains of Oregon, Yakima Valley, and Foothills of
the Blue Mountains of Washington.

* WHEN...From Tuesday morning through Thursday evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

* ADDITIONAL DETAILS...The heat will begin on Tuesday, with
widespread moderate and locally major HeatRisk.

Wednesday looks to be the hottest day, with Major HeatRisk across
the Columbia Basin, Yakima VAlley and portions of the Gorge and Blue
Mountain Foothills.

Thursday will also see widespread moderate HeatRisk and locally
major HeatRisk, mainly across the Columbia Basin.

## retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.