Storms start to move out of Minnesota, continue for western Wisconsin

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Millions of people are under winter weather alerts on Tuesday as a blizzard-fueling storm pounds parts of the Plains region and Upper Midwest, leaving holiday travelers facing dangerous whiteout conditions and travel delays. 

The "significant" winter storm with heavy snow, freezing rain and potentially damaging ice is expected to last through early Wednesday, the 

A combination of high winds and snowfall could bring down tree branches and power lines across the High Plains into the Northern Plains, the NWS  

 in a midday advisory. Meanwhile, the Dakotas and northern Minnesota are experiencing a mix of sleet and rain which could lead to dangerous ice accumulations of up to half an inch on roads across the region. 

In Colorado's eastern plains, a blizzard shut down a stretch of Interstate 70 and disrupted dozens of flights at Denver International Airport, Colorado Public Radio 

. At least 350 flights were delayed at DIA Tuesday morning during the post-Christmas travel rush, according to the tracking website FlightAware. At least 16 were canceled. 

As of 1 p.m. local time, drivers in the eastern plains were urged to 

 due to high winds warnings on I-70, "especially for high profile vehicles like semi-trucks and light-weighing and smaller vehicles," the Colorado Department of Transportation 

"High winds also may reduce visibility with snow," transportation officials said. 

drivers to plan on slippery road conditions and patchy blowing snow that could significantly reduce visibility, slowing the evening commute. 

"Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle," the agency added. 

The Nebraska Department of Transportation 

it had closed portions of I-80 from Big Springs to North Platte — a stretch of about 74 miles — due to low visibility and hazardous driving conditions. 

The NWS forecast an additional 6 inches or more of snow for portions of South Dakota, Nebraska and Wyoming on Tuesday. 

Freezing rain continued to drop on parts of the Red River Valley in Minnesota on Tuesday "after bringing both blizzard conditions and record warmth to the region over the holiday weekend," Minnesota Public Radio 

, was reporting more than 3,100 customers without power in parts of Jamestown, Fargo and Wahpeton.

"Conditions on the roads and right-of-ways are hazardous between the ice and now mud with the continuing rain, but our lineworkers are doing their best to restore power to as many members as possible," Cass County Electric Cooperative officials 

. "There are several thousand members without power and over 150 unique outages at this time, and it changes with the minute."

And about 3,100 Otter Tail Power Company customers between Bismark and Fargo were also in the dark as of 4 p.m. local time. While several crews were reportedly on their way, the company 

they could not yet provide an estimated restoration time due to icy and wet conditions.   

Vanessa Romo

Author

The "significant" winter storm dropping heavy snow, freezing rains and potentially damaging ice is expected to last through early Wednesday, the National Weather Service warns. 

Blizzard conditions, freezing rain and strong winds slow holiday travel

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