Advisories from the NWS were in place for New York, Montana, California, Wyoming, Colorado and Alaska early on Friday.

Kansas City will be under a winter storm warning from 6 p.m. Saturday to 3 a.m. Monday as a major winter storm will make travel nearly impossible.

Winter storm watches become warnings when there ... and it's important to recognize the early warning signs of both conditions. Both can be prevented by bundling up and limiting time outdoors ...

Winter storm watches become warnings when there will be 5 inches ... and it's important to recognize the early warning signs of both conditions. Both can be prevented by bundling up and limiting time ...

Freezing rain, sleet, snow and rain are expected Tuesday night into Wednesday to combine for a wintry mix that could disrupt daily life.

A Winter Storm Warning is in effect through late Saturday evening to early Monday morning. Heavy snow, ice, and freezing rain are expected for much of the state and the St. Louis region.

Follow NBC News live updates for the latest coverage of the freezing winter weather affecting large swaths of the U.S., from ...

The National Weather Service has placed Kansas City under a winter storm warning as an approaching ... heavy snow is expected to move in overnight and early Sunday. With ice and sleet falling ...

With negative wind chills expected for some in New Mexico, it's important to understand some symptoms associated with the ...

(WSIL) -- Ice Storm Warnings and Winter Storm Warnings have been issued ... The wintry mix should start in the early morning hours on Sunday and cause significant ice buildup on the ground.