Road Conditions - Caltrans Webcams at Highway 395 Mammoth Lakes
Welcome to our Road Condition Page
When Traveling to Mammoth Lakes please carry chains and a winter survival kit with extra water in your trunk as well. Mammoth Lakes can get multiple feet of snow anytime from late September – May.
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. Highway 395 is usually closed before an R3 condition is imposed. Driving on any road during R3 is not wise!
Cal Trans: 1-800-427-7623 (ROAD)
Please be aware that the Cal Trans Information below and on the App you have on your phone is NOT REAL TIME! There can be up to an hour delay.