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Updated:October 13, 2025 2:46 pm PDT

Winter Storm Warning WINTER STORM WARNING  
W. Slope N. Sierra

Effective: Mon, 10/13 1:22pm Severity:  Severe 
Updated: October 13, 2025 2:46 pm Urgency: Expected
Expires: Tue, 10/14 4:00pm Certainty: Likely

Areas Affected: West Slope Northern Sierra Nevada
 
Alert Details:
* WHAT...Snow expected above 6500 feet. Total snow accumulations of
4 to 8 inches along the I-80 and Highway 50 corridors. 1-2 feet of
snow south of Highway 50.

* WHERE...West Slope Northern Sierra Nevada.

* WHEN...Until 5 AM PDT Wednesday.

* IMPACTS...Plan for slippery road conditions. Hazardous road
conditions are expected to impact the Monday and Tuesday commutes.

* ADDITIONAL DETAILS...Snow levels will be 5500 to 6500 feet, with
heaviest snow accumulation expected late tonight into Tuesday.
Snow accumulations may be affected by diurnal trends and sun angle.

Information:
Check the latest road conditions from Caltrans online at
quickmap.dot.ca.gov or dial 5 1 1.