Storms Across U.S. Bring Heavy Snow, Dangerous Ice, and a Tornado in California

OMAHA, Neb. — A tornado near a mall in central California swept up cars, uprooted trees and sent several people to the hospital. In San Francisco, authorities issued the first-ever tornado warning.

Elsewhere, inclement weather plagued areas of the U.S., with dangerous conditions including heavy snow in upstate New York, a major ice storm in Midwest states and severe weather warnings around Lake Tahoe.

The ice storm beginning Friday evening...