A sweeping storm system moving across the U.S. threatens to bring tornadoes, blizzards and possibly wildfires to different regions of the country.

On Thursday, the storm was bringing heavy snow and strong winds to the Sierra Nevada and heavy rainfall over parts of coastal southern California.

More than 100 million people in the U.S. will be in the path of an intense March storm starting Friday as the sprawling multi-day system threatens fires, blizzards, tornadoes, and flooding as it tracks eastward across the Great Plains.

Yosemite was placed under an updated winter storm warning by the National Weather Service on Thursday at 1:02 p.m. The warning is in effect until 11 p.m.

On Wednesday at 2:51 p.m. a winter storm warning was issued by the NWS Reno NV in effect until Thursday at 11 p.m. for Lake Tahoe.

Yosemite is the focus of an updated winter storm warning issued at 4:56 a.m. on Wednesday by the National Weather Service. The warning is in effect until Thursday, Mar. 13 at 11 p.m.