# Heat Advisory: West Hills and Chehalem Mountains; Outer Southeast Portland Metro; West Central Willamette Valley — retained record

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

Canonical: https://highsignal.app/data/records/130a44ee3f0d24ce

[← 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 — West Hills and Chehalem Mountains; Outer Southeast Portland Metro; West Central Willamette Valley
Severity: Moderate. Certainty: Likely.
* WHAT...Temperatures as high as 95 to 100 expected.

* WHERE...Portland Metro Hills, and West 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The historical document was shared with another weather alert and cannot be attributed to this record.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.