# Heat Advisory: Foothills and Valleys of the North Cascades; Lowlands of Western Whatcom County; Lowlands of Western Skagit and Northwestern Snohomish Counties; Northern Hood Canal; Port Townsend Area; Eastern Strait of Juan de Fuca; Lake Crescent Area Including US 101 — retained record

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

Canonical: https://highsignal.app/data/records/2f67d3b6b18c74d9

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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 the North Cascades; Lowlands of Western Whatcom County; Lowlands of Western Skagit and Northwestern Snohomish Counties; Northern Hood Canal; Port Townsend Area; Eastern Strait of Juan de Fuca; Lake Crescent Area Including US 101
Severity: Moderate. Certainty: Likely.
* WHAT...Hot conditions with high temperatures up to 90 degrees
expected and low temperatures from 55 to 62 degrees. This will
pose a moderate risk of heat-related illness.

* WHERE...Eastern Strait of Juan de Fuca, Foothills and Valleys of
the North Cascades, Lake Crescent Area Including US 101, Lowlands
of Western Skagit and Northwestern Snohomish Counties, Lowlands of
Western Whatcom County, Northern Hood Canal, and Port Townsend
Area.

* 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.

* ADDITIONAL DETAILS...Areas closest to the water will experience
cooler daytime high temperatures.

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The historical document was shared with another weather alert and cannot be attributed to this record.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