Frost Advisory issued October 10 at 10:50PM PDT until October 11 at 8:00AM PDT by NWS Seattle WA
Official severe-weather alerts, warning areas, and disaster updates.
expired · active · official-source
* WHAT...Temperatures as low as 34 to 36 degrees Sunday morning and 30 to 36 degrees Monday morning will result in frost formation. * WHERE...Foothills and Valleys of Pierce and Southern King Counties and Foothills and Valleys of Thurston and Lewis Counties. * WHEN...For the first Frost Advisory, until 8 AM PDT Sunday. For the second Frost Advisory, from midnight Sunday Night to 8 AM PDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. Take steps now to protect tender plants from the cold.
- Event time
- Source last updated
- Current version retrieved
- Provider
- NWS — active weather alerts (Storm)
- Location
- WA, US
- Severity
- Minor
- area
- Foothills and Valleys of Pierce and Southern King Counties; Foothills and Valleys of Thurston and Lewis Counties
- event
- Frost Advisory
- onset
- 2026-10-11T00:00:00-07:00
- states
- ["WA"]
- urgency
- Expected
- certainty
- Likely
- effective
- 2026-10-10T22:50:00-07:00
- message id
- urn:oid:2.49.0.1.840.0.b361a762097364ee68eba35db7fe0c455a736bb3.001.1
- references
- ["urn:oid:2.49.0.1.840.0.ce2fc52709901f5b68ffe038460853b84e30fa25.001.1"]
- instruction
- Take steps now to protect tender plants from the cold.
- message type
- Update
- location basis
- Approximate: centers of the NWS zones listed in the alert
- freshness minutes
- 60
Source use policy · US government work (17 U.S.C. 105)
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Update history (2 recent revisions)
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