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

source: us-gov-api (us-gov-api:noaa-weather)published 2026-07-20 21:01ingested 2026-07-21 08:27

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.

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The historical document was shared with another weather alert and cannot be attributed to this record.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