A wintry storm prompted chain controls on some mountain highways including I-80 over Donner Summit.
Drivers should be prepared for weather changes and impacts to travel.
In the Tahoe Basin, a Winter Weather Advisory remains in effect through Wednesday afternoon. Heavy snow above 6,500 feet is expected, with 4 to 10 inches common at mid elevations and up to 18 inches on higher peaks. Lake level snowfall of 1 to 4 inches is possible, with the highest amounts on the western shores…