Summary: Memorial Day weekend and the start of the summer vacation season is less than two weeks away. Snow conditions, the arrival of spring in the high country and campground openings last week have put three primary destinations on the map: Yosemite, Tahoe and Shasta. Yosemite National Park: The opening of Tioga Road to Tuolumne Meadows and over 9,943-foot Tioga Pass is imminent.
