Webjan 4, 2022 · weather. Yosemite national park covers nearly 1,200 square miles (3,100 square km) in the sierra nevada, with elevations ranging from about 2,000 feet (600 m). Web4 days ago · yosemite valley ca. Weboct 12, 2011 · alert, severity, closure, park open: Reservation required to drive into or thru the park on weekends & holidays through oct 27 a reservation is required to drive. 9 miles n yosemite ca. Web4 days ago · yosemite national park weather conditions. Due to its diverse altitude—ranging from 2,000 feet in…