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Updated:December 18, 2025 2:01 am PST

Wind Advisory WIND ADVISORY  
Siskiyou County

  Effective: Wed, 12/17 5:16pm Severity:  Moderate 
  Updated: December 18, 2025 2:01 am Urgency: Expected
  Expires: Thu, 12/18 4:00am Certainty: Likely

Areas Affected: Northeast Siskiyou and Northwest Modoc Counties - Klamath Basin
 
Alert Details:
* WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph
expected.

* WHERE...In California, Northeast Siskiyou and Northwest Modoc
Counties, including portions of Highway 139. In Oregon, Klamath
Basin, including Klamath Falls, Highway 140 and 97.

* WHEN...From 10 AM Thursday to 4 PM PST Friday.

* IMPACTS...Gusty winds will blow around unsecured objects and a few
power outages may result.

* ADDITIONAL DETAILS...The highest wind speeds are expected from
Thursday evening into early Friday morning.

Information:
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

Secure light outdoor objects like tents or empty trash bins.
Wind Advisory WIND ADVISORY  
Siskiyou County

  Effective: Wed, 12/17 5:16pm Severity:  Moderate 
  Updated: December 18, 2025 2:01 am Urgency: Expected
  Expires: Thu, 12/18 4:00am Certainty: Likely

Areas Affected: Central Siskiyou County
 
Alert Details:
* WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected.

* WHERE...The Shasta Valley in central Siskiyou County including
Weed and Grenada and along I-5.

* WHEN...From 1 PM Thursday to 4 AM PST Friday.

* IMPACTS...Gusty winds will blow around unsecured objects and a few
power outages may result.

Information:
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.