Road Conditions

Stay safe on your drive to Mammoth by checking road conditions before your trip. Conditions are variable and subject to change, so please check back frequently. For detailed information on chain controls, lane closures and more, check out the CalTrans QuickMap.

Last Updated: 1/17/2021 12:50:23 PM

US 395

IN THE CENTRAL CALIFORNIA AREA
NO TRAFFIC RESTRICTIONS ARE REPORTED FOR THIS AREA.

State Route 203

IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA
IS CLOSED FROM THE MAMMOTH MOUNTAIN INN (MONO CO) TO THE MONO/MADERA CO LINE - FOR THE WINTER - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE

State Route 120

IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA
IS CLOSED FROM CRANE FLAT TO 3.5 MI WEST OF JCT OF US 395 /TIOGA PASS/ (TUOLUMNE, MONO CO) - FOR THE WINTER - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE

IS CLOSED FROM 2 MI EAST OF THE JCT OF US 395 TO 6 MI WEST OF THE JCT OF US 6 (MONO CO) - FOR THE WINTER - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE

State Route 108

IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA
IS CLOSED FROM 7.2 MI EAST OF STRAWBERRY (TUOLUMNE CO) TO 5.4 MI WEST OF THE JCT OF US 395 (MONO CO) /SONORA PASS/ - FOR THE WINTER - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE

State Route 158

IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA
IS CLOSED FROM 3.5 MI NORTH OF JUNE LAKE VILLAGE /AT POWER PLANT/ TO THE NORTH JCT OF US 395 (MONO CO) - FOR THE WINTER - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE

CHAINS OR SNOW TIRES ARE REQUIRED FROM THE SOUTH JCT OF US 395 TO 3.5 MI NORTH OF JUNE LAKE VILLAGE (MONO CO)

PLEASE RESEARCH CHAIN CONTROL LOCATIONS AS CALTRANS IS CURRENTLY WORKING TO UPDATE CHAIN CONTROL DESCRIPTIONS FOR CONSISTENCY WITH INTERNET MAPPING, LIKE GOOGLE MAPS & MAPQUEST.

Thank you.