Road Information Links for Mono and Inyo Counties

Local Highway Conditions from Caltrans (We will update these link when cal trans get their updates done)

State Route 203
U.S. 50
U.S. 80
State Route 120 (CalTrans)
State Route 120 (Yosemite)
Caltrans road report
Nevada DOT road report

When Traveling to Mammoth Lakes please carry chains and a winter survival kit with extra water in your trunk as well.

We can get multiple feet of snow anytime from late September – May.

Just to note: We have also seen snow on some of our area roads 12 months of the year.

Chain Requirements

R1: Chains are required – snow tread tires allowed.
R2: Chains are required on all vehicles except four-wheel-drive vehicles with snow tires on all four wheels.
R3: Chains are required – all vehicles – no exceptions.

R1 and R2 are the most common conditions. The highway is usually closed before an R3 condition is imposed.

Cal Trans:  1-800-427-7623 (ROAD)

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