DES MOINES, IOWA: Water is frozen coming out of a pipe during extreme cold weather on Caucus Day
A deadly artic cold is sweeping the nation this week, putting millions of Americans under wind chill warnings and creating slippery conditions on the roads causing traffic delays.

The National Weather Service said wind chills are expected to push temperatures 30 degrees below zero from the Northern Rockies to northern Kansas and into Iowa on Monday.

About 150 million Americans were under a wind chill warning or advisory for dangerous cold and wind, according to Zack Taylor, a meteorologist with the National Weather Service.

Forecasters said there is potential for major winter storm impacts across the Lower Mississippi Valley and Tennessee Valley as a mix of snow, sleet, and freezing rain fall before spreading into the Appalachians.

The artic blast has caused massive travel delays. According to FlightAware, there have been a total of 5,335 flights within, into or out of the United States delayed and 2,164 cancelled as of 2:00 p.m.

At least five people have died from weather related causes during the artic blast. On Sunday, a snowmobiler attempting to to cross U.S. Highway 40, southeast of Salt Lake City, was struck and killed by a semitrailer.
NASHVILLE, TENNESSE: Good Samaritans help a stranded driver move his vehicle on Monday

On Saturday a man was found dead outside an Urbandale, Iowa convenience store and authorities suspect the extreme cold contributed, reported KCCI.

Also on Saturday, during the high winds a tree fell on a home in Lake Oswego, Oregon and killed an elderly man inside, according to police. Also on Saturday, Portland Fire and Rescue reported one fatality after a tree fell onto an RV and knocking down powerlines that started a fire.
portland oregon
PORTLAND, OREGON: A tree blocks the road after heavy winds hit the city. Over the weekend, at least two weather related deaths were reported in the state

On Friday, a man in Minnesota died his SUV went through the ice on Mille Lacs Lake, according to the Mille Lacs County Sheriff's Office.

KPTV reported the Multnomah County Medical Examiner in Oregon is investigating two suspected hypothermia deaths as of Sunday due to the storm.

Swirling snow and avalanche dangers prompted road closures Monday across parts of Utah and Colorado. Colorado officials closed a 20-mile stretch of Interstate 70 near Vail, the primary east-west highway through the state.
DENVER, COLORADO: Workers dig out vehicles covered in snow on Sunday. An artic blast is expected to continue to sweep the nation this week

In Grapevine, Texas police responded to a multi-vehicle crash involving at least eight cars, including a fire truck. One person was transported to the hospital with injuries.

In Colbert County, Alabama, emergency management officials told drivers they should consider all roads in bridges in the county impassable as of 9:00 a.m.
florence alabama
FLORENCE, ALABAMA: A jeep crosses through the street during snowfall on Monday. Forecasters said there is potential for major winter storm impacts across the Lower Mississippi Valley and Tennessee Valley

Snowfall is predicted to hit cities across the East Coast that are nearing 700 days without snow accumulation such as Washington D.C, Philadelphia and New York.

AccuWeather Senior Meteorologist Matt Benz said, 'Unlike the flurries and snow squalls that drifted across the area on Sunday and mainly melted on roads, lower temperatures in place for the storm from Monday night to Tuesday will lead to slippery and snow-covered roads and sidewalks in many.'

'That mixed-precipitation zone is likely to stay to the south and east of Washington, DC, and Baltimore but may get close to Philadelphia and Manhattan.'

A forecast of three to six inches of snow is predicted from north and west of Philadelphia, New York City and Boston.

Baltimore cancelled the city's annual Martin Luther King Jr. Day parade on Monday due to hazardous weather conditions, said mayor Brandon Scott.

On Monday morning, there were major delays due to slick roads as snow continued to fall across the Interstate 95 corridor.

A heavy lake effect snowfall is predicted for downwind of the Great Lakes through Wednesday, and large amounts of snow accumulations are forecast across northern Michigan, western and Upstate New York including Buffalo.

'W​inter Storm Heather will tap into fresh arctic air as it tracks across the South and East early this week, resulting in a wintry mess of snow and ice that could create dangerous travel conditions in some areas,' said The Weather Channel.

The Buffalo Bills renewed their call for shovelers at Highmark Stadium in Orchard Park, New York, on Monday morning to help dig out from more than a foot and a half of snow that fell through a blustery weekend that delivered the snow amid wind gusts of 60 mph.

In Rapid City, South Dakota a record low temperature of minus 23 degrees was reported at the Rapid City Regional Airport on Sunday. The previous record of minus 23 degrees was sent in 1979, according to the National Weather Service.

According to WKRN, a Winter Storm Warning has been issued for all of Tennessee until 6 a.m. on Tuesday and a Winter Weather Advisory will be in effect until 6 p.m. on Monday for Southern Kentucky.

A southward dip in the jet stream towards middle America is forecast to bring artic air that could cause record low temperatures and bring snow and ice to the south.

As temperatures in Texas plunged, the state's power grid operator appealed to residents to voluntarily conserve electricity Monday morning due to the cold weather causing 'record breaking demand' for energy.

A deadly freeze in 2021 left millions of Texans without power but state officials this week expressed confidence about the grid´s reliability as the cold front approached.

Bloomberg reported during the tightest period on Monday, in Texas the average grid price of electricity rose to $1,072 a megawatt hour for supplies secured in the day-ahead market Sunday, up from about $79 a day earlier, according to Ercot data.

Nearly 350,000 people in the Northeast and Pacific Northwest lost power over the weekend.

More than 102,000 customers lost power across Pennsylvania on Sunday afternoon. Across Michigan, New York, and Wisconsin, another 86,000 customers lost power.