Wind-driven snow, slippery roads and reduced visibility will create treacherous travel conditions across the Rockies and Northern states through midweek.
Some locations in the northern Rockies have already received over a foot of snow since Sunday, and up to a foot of additional snow is expected through Tuesday.
Travel along I-90 from northern Idaho to western Montana, along with I-15 through the northern Rockies can be hazardous due to snow and blowing snow.
Roads going in and out of Yellowstone and Grand Teton National Park will also become slick.
Winds through some of the passes can gust above 30 mph at times, creating blowing and drifting snow.
Snow will also spread across the northern Plains and Upper Midwest through Tuesday.
A fresh blanket of snow will pile up 3 to 6 inches from eastern Montana to northern Wisconsin through Tuesday with additional accumulations expected on Tuesday night into Wednesday.
By the time the storm exits on Wednesday, storm totals will be in the 6- to 12-inch range.
This will impact travel along Interstates 94, 29 and 35 and affect the cities of Minot and Grand Forks in North Dakota, and Duluth, Minn.
Air travel delays are likely as well throughout the Northern states.
Very little snow will accumulate in Minneapolis, Minn., through the day on Tuesday.
Wind gusts 25 to 35 mph will create blowing, drifting and poor visibility, making driving extremely difficult. White-out conditions are certainly a possibility, which can drop the visibility down to near zero.
A blast of arctic air will drop temperatures into the teens across the northern Plains on Tuesday, then below zero on Tuesday night.
AccuWeather RealFeel temperatures will plummet toward 30 below zero on Tuesday night.