A powerful winter storm moving across the Midwest and Plains is producing snow and ice, causing dangerous travel conditions, and is expected to impact millions more as it moves across the country toward the East Coast.
Nearly 100,000 people are without power in the Midwest, as of Sunday evening.
The Missouri State Highway Patrol has responded to 668 calls since the storm made its way into the state.
A photo from Kansas City, Missouri, shows a massive ball of ice that formed on a vehicle's side mirror as it drove through icy conditions.

This image shows ice that formed on a vehicle traveling on I-70 from Salina to Kansas City on Saturday, Jan. 4, 2025.
(Matt Keane/Facebook / FOX Weather)
Kansas and Missouri Department of Transportation officials have been working hard to clear roads of ice and snow. Several roads in Kansas and western Missouri were closed due to black ice or crashes from winter conditions.
By Sunday afternoon, blizzard conditions had been met at Kansas City International Airport, according to the National Weather Service.
A video posted by the Missouri Department of Transportation (MoDOT) in Kansas City showed trucks working to plow snow from Interstate 435.
Missouri Department of Transportation trucks plow snow-covered Kansas City roads
As snow continues to fall in Kansas City, MoDOT plows are working hard to clear highways covered in snow.
"It's a great day to stay in, make some French toast, and watch some football. It's NOT a day to be on the roads. Our crews are hard at work in the storm," MoDOT said in a post to X Sunday morning.
Near St. Louis, sleet fell in Union, Missouri, coating sidewalks in a slick layer of ice.
Watch: Sleet falls in eastern Missouri as winter storm moves across US
Video recorded in Union, Missouri. shows sleet coating the ground and bushes in front of a home. A Winter Storm Warning is in effect until Monday morning for the area.
Video from FOX Weather Storm Specialist Mike Seidel shows near-whiteout conditions on Highway 61 in Lincoln County, Missouri, north of St. Louis.
Heavy snow and slick road conditions in Lincoln County, Missouri
Low visibility and heavy snow on highway 61 north of St. Louis.
A Blizzard Warning is in effect until Monday for parts of central and eastern Kansas and northwestern Missouri. Video from Topeka, Kansas, Sunday morning shows strong winds blowing snow around at the National Weather Service office.
Winter storm creates blizzard conditions in Topeka, Kansas
A blizzard Warning is in effect for Topeka and surrounding areas in eastern Kansas and northwestern Missouri unfil Monday morning. Video from the National Weather Service in Topeka shows blustery wind whipping snow outside the office.
FOX Weather Correspondent Brandy Campbell is in Louisville, Kentucky, covering the winter storm. Video from Sunday morning showed conditions in Louisville as heavy snow fell. Conditions across Kentucky are expected to continue deteriorating as the day continues. A Winter Storm Warning is in effect for the majority of the state through Monday evening.
Kentucky hit with snow from winter storm
Louisville is under a Winter Storm Warning as conditions continue to deteriorate from a winter storm that's moving toward the eastern half of the country. Snow and ice have been reported in and around Lousiville.
Photos from around Louisville on Sunday show conditions in the city, and the Louisville Department of Public Works readying to plow and treat roads.
As the day progressed, the storm continued to move into new states. In northeastern Tennessee, large snowflakes were caught on video.
Snow and sleet fall at same time in eastern Tennessee
Video captured from Hawkins County, Tenn. on Sunday morning shows heavy snowfall and sleet falling.
In Ohio, heavy snow fell in the morning, covering the ground. About three inches of snow has been recorded so far in Cincinnati.
Heavy snowfall lands in Cincinnati as winter storms continues across the US
Video form Sunday afternoon captures snowfall blanketing Cincinnati, Ohio. Despite the snow, a streetcar still operates.
FOX News Multimedia Reporter Kailey Schuyler was in Cincinnati, reporting live on conditions there. She said under the snow ice was causing the ground to be slick.
Wintery conditions pick up in Cincinnati
FOX News Multimedia Reporter Kailey Schuyler joins FOX Weather to update on conditions in Cincinnati, as a powerful winter storm moves toward the east coast.
By afternoon, the storm pushed into Virginia, making for treacherous road conditions. Near Staunton, a video shows ice building up on the windshield of a car.
Snow and ice conditions while driving in Staunton, Virginia
Video shows ice accumulating on the windshield amid heavy snow conditions on the road.
An avalanche closed a Utah highway outside of Salt Lake City during a winter storm over the weekend that brought nearly 2 feet of snow to some areas.
The Utah Department of Transportation (UDOT) shared the video above on X, showing the mighty wall of snow coming down Little Cottonwood Canyon south of Salt Lake City on Saturday.
The avalanche closed State Road 210 after slides covered the road, according to UDOT. The roadway was closed throughout Saturday and part of Sunday as UDOT crews cleared the road and completed avalanche mitigation.

A sceenshot of video taken by the Utah Department of Transportation of an avalanche near Little Cottonwood Canyon on Jan. 4, 2024.
(FOX Weather)
The National Weather Service in Salt Lake City said Big Cottonwood Canyon received 16 inches of snow by Saturday night.
While the snowfall stopped Sunday near Salt Lake City, a cross-country winter storm continues to bring ice, freezing rain, snow, and dangerous travel conditions from the Northwest to the East Coast.