A second round of winter weather this week lasts through late Friday for western Nevada and along I-80 to California.

A winter storm warning remains in effect for the Greater Lake Tahoe area until 11 p.m. Thursday which has prompted chain controls on most area passes.Heavy sno

A powerful storm system that unleashed severe weather for millions of Americans from coast to coast this week is now taking aim at the nation’s midsection, bringing blizzard conditions to the northern Plains, thunderstorms and the threat of tornadoes to the Midwest and South and an elevated risk of wildfires to the southern Plains.

The threat of tornadoes moved east into the Mississippi Valley and the south on Saturday, just a day after a massive storm in several central states.