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Highway SR-121 Traffic & Road Conditions in California

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CHP Traffic Incidents, Accidents & Traffic Alerts on SR-121
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All Accidents SR-121 Today All Yesterday

CalTrans Road Conditions SR-121

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SR-121 Major Junctions (3)

CalTrans Message Signs for SR-121 (0) - See All

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CalTrans Lane & Road Closures on Highway SR-121 How does freeway lane numbering work?

In Sonoma Lane #1 will be closed overnight for roadway excavation along North / southbound Highway 121 at Bonneau Rd from Apr 24 at 9:01PM to Apr 25 at 4:59AM.

From: Bonneau Rd to Sonoma Green Acres/Scarafoni Rd in Sonoma
Google Maps & Street View
ID: C121FA-0004-2024-04-24-21:01:00
121

South

Active

In Napa Lane #1 will be closed overnight for striping operation along Southbound Highway 121 at Junction 121 (Soscal Ave) and 121 (Silverado Trail) from Apr 24 at 9:01PM to Apr 25 at 6:01AM.

From: Junction 121 (Soscal Ave) and 121 (Silverado Trail) to Route 221 at Imola Ave in Napa
Google Maps & Street View
ID: P121TA-0009-2024-04-24-21:01:19
121

North

Active

In Napa Lane #1 will be closed overnight for striping operation along Northbound Highway 121 at Route 221 at Imola Ave from Apr 24 at 9:01PM to Apr 25 at 6:01AM.

From: Route 221 at Imola Ave to Junction 121 (Soscal Ave) and 121 (Silverado Trail) in Napa
Google Maps & Street View
ID: P121TA-0004-2024-04-24-21:01:55

In Sonoma Lane #1 will be closed overnight for roadway excavation along North / southbound Highway 121 at Bonneau Rd from Apr 25 at 9:01PM to Apr 26 at 4:59AM.

From: Bonneau Rd to Sonoma Green Acres/Scarafoni Rd in Sonoma
Google Maps & Street View
ID: C121FA-0005-2024-04-25-21:01:00

In Napa Lane #1 will be closed overnight for striping operation along Southbound Highway 121 at Junction 121 (Soscal Ave) and 121 (Silverado Trail) from Apr 25 at 9:01PM to Apr 26 at 6:01AM.

From: Junction 121 (Soscal Ave) and 121 (Silverado Trail) to Route 221 at Imola Ave in Napa
Google Maps & Street View
ID: P121TA-0010-2024-04-25-21:01:19
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