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Updated:February 2, 2026 8:00 am PST

Dense Fog Advisory DENSE FOG ADVISORY  
Stanislaus County

  Effective: Sun, 2/1 12:59pm Severity:  Moderate 
  Updated: February 2, 2026 8:00 am Urgency: Expected
  Expires: Mon, 2/2 12:00pm Certainty: Likely

Areas Affected: Southern Sacramento Valley - Northern San Joaquin Valley
 
Alert Details:
* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Northern San Joaquin Valley and Southern Sacramento Valley.

* WHEN...From 11 PM this evening to noon PST Monday.

* IMPACTS...Low visibility could make driving conditions hazardous.

Information:
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.