# Heat Advisory: North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; Lower Columbia River; Tualatin Valley; West Hills and Chehalem Mountains; Inner Portland Metro; East Portland Metro; Outer Southeast Portland Metro; West Central Willamette Valley; East Central Willamette Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands; Cowlitz County Lowlands; North Clark County Lowlands; Inner Vancouver Metro; East Clark County Lowlands; South Washington Cascade Foothills — retained record

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

Canonical: https://highsignal.app/data/records/5a8df0c7823075ac

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-03 22:46 ingested 2026-08-04 08:41

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

## extract

Heat Advisory — North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; Lower Columbia River; Tualatin Valley; West Hills and Chehalem Mountains; Inner Portland Metro; East Portland Metro; Outer Southeast Portland Metro; West Central Willamette Valley; East Central Willamette Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands; Cowlitz County Lowlands; North Clark County Lowlands; Inner Vancouver Metro; East Clark County Lowlands; South Washington Cascade Foothills
Severity: Moderate. Certainty: Likely.
* WHAT...Afternoon high temperatures of 95 to 100 degrees and morning
low temperatures of 60 to 65 degrees expected.

* WHERE...Portions of northwest and west central Oregon and southwest
Washington.

* WHEN...From noon Tuesday to 11 PM PDT Wednesday.

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

* ADDITIONAL DETAILS...Wildfire smoke continues to increase west of
the Cascades over far northwest Oregon and southwest Washington,
which may limit high temperatures by approximately 1-3 degrees.
However, temperatures will still be hot enough to bring an
increased risk of heat-related illnesses even if temperatures are
dampened a few degrees from smoke.

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The historical document was shared with another weather alert and cannot be attributed to this record.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