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This highway information is the latest reported as of Tuesday, December 30th, 2025 at 05:52 AM.

US 101

[IN THE SOUTHERN CALIFORNIA AREA]
Is reduced to 2 lanes in each direction from Seward Ave to California St /in Ventura/ (Ventura Co) - Due to flooding

[IN THE CENTRAL CALIFORNIA AREA]
No traffic restrictions are reported for this area.

[IN THE NORTHERN CALIFORNIA AREA]
Northbound traffic is reduced to 1 lane from 2.8 mi north to 3.4 mi north of the Jct of SR 162 (Mendocino Co) 24 hrs a day 7 days a week - Due to emergency repairs

Southbound traffic is reduced to 4 mi south of the Jct of SR 20 (Mendocino Co) 24 hrs a day 7 days a week - Due to emergency repairs