# Heat Advisory: Lower Columbia River; Tualatin Valley; Inner Portland Metro; East Portland Metro; East Central Willamette Valley; West Columbia River Gorge I-84 Corridor; Upper Hood River Valley; Central Columbia River Gorge I-84 Corridor; Cowlitz County Lowlands; North Clark County Lowlands; Inner Vancouver Metro; East Clark County Lowlands; West Columbia River Gorge - SR 14; Central Columbia River Gorge - SR 14 — retained record

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

Canonical: https://highsignal.app/data/records/00a1f45f6a3f6f88

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-20 21:01 ingested 2026-07-21 08:27

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

## extract

Heat Advisory — Lower Columbia River; Tualatin Valley; Inner Portland Metro; East Portland Metro; East Central Willamette Valley; West Columbia River Gorge I-84 Corridor; Upper Hood River Valley; Central Columbia River Gorge I-84 Corridor; Cowlitz County Lowlands; North Clark County Lowlands; Inner Vancouver Metro; East Clark County Lowlands; West Columbia River Gorge - SR 14; Central Columbia River Gorge - SR 14
Severity: Moderate. Certainty: Likely.
* WHAT...Temperatures as high as 95 to 100 expected.

* WHERE...Western and Central Columbia River Gorge and the Hood
River Valley, Portland Metro Lowlands, Greater Vancouver Metro,
Lower Columbia River and Cowlitz River Valleys, and East Central
Willamette Valley.

* WHEN...From 10 AM Tuesday to 11 PM PDT Wednesday.

* IMPACTS...Hot temperatures may cause heat illnesses.

* ADDITIONAL DETAILS...Smoke from fires outside of the region or
clouds moving into the area could result in cooler daytime high
temperatures than currently forecast.

## 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The historical document was shared with another weather alert and cannot be attributed to this record.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.