# Heat Advisory: Foothills and Valleys of Thurston and Lewis Counties; Olympia and Southern Puget Sound; Lowlands of Lewis and Southern Thurston Counties; Middle Chehalis River Valley; Southern Hood Canal; Foothills of the Western and Southern Olympic Peninsula — retained record

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

Canonical: https://highsignal.app/data/records/70619c976b712e48

[← 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 20:49 ingested 2026-07-21 08:27

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

## extract

Heat Advisory — Foothills and Valleys of Thurston and Lewis Counties; Olympia and Southern Puget Sound; Lowlands of Lewis and Southern Thurston Counties; Middle Chehalis River Valley; Southern Hood Canal; Foothills of the Western and Southern Olympic Peninsula
Severity: Moderate. Certainty: Likely.
* WHAT...Hot conditions with high temperatures up to 96 degrees
expected and low temperatures 60 to 65 degrees. This will pose a
moderate to major risk of heat-related illness.

* WHERE...Foothills of the Western and Southern Olympic Peninsula,
Middle Chehalis River Valley, Southern Hood Canal, Foothills and
Valleys of Thurston and Lewis Counties, Lowlands of Lewis and
Southern Thurston Counties, and Olympia and Southern Puget Sound.

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

* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.

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The historical document was shared with another weather alert and cannot be attributed to this record.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