An estimated 95 million people in the United States faced weather warnings or advisories Sunday for wind chills below zero Fahrenheit (minus 17 Celsius). Forecasters said the severe cold was expected to push as far south as northern Texas while the bitter blast sends wind chill readings as low as minus 70 degrees (minus 56 Celsius) in Montana and the Dakotas.
READ: Millions of Americans face face sub-zero temps as Arctic storms hit
A traveler checks his phone at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Over 70 flights were cancelled at Chicago airports Sunday. (AP Photo/Nam Y. Huh)
Travelers walk through Terminal 3 at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Over 70 flights were cancelled at Chicago airports Sunday. (AP Photo/Nam Y. Huh)
Sun dogs are seen on each side of the sun at Noelridge Park in northeast Cedar Rapids, Iowa, on Sunday, Jan. 14, 2024. The optical illusions are caused by the refraction of sunlight by ice crystals in the atmosphere. (Jim Slosiarek/The Gazette Via AP)
A traveler walks to a ticketing desk at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Over 70 flight cancellations occurred at Chicago airports Sunday. (AP Photo/Nam Y. Huh)
Travelers walk through Terminal 3 at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Over 70 flight cancellations at Chicago airports Sunday. (AP Photo/Nam Y. Huh)
United Airlines flight information screen displays today flight information, including canceled flights at O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Over 70 flight cancellations at Chicago airports Sunday. (AP Photo/Nam Y. Huh)
Workers remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
Workers remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
Workers remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
Workers remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
Workers remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
A worker helps remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
Workers remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
Travelers wait and look outside for an airport shuttle bus from inside of Terminal 3 as airport train doesn’t run due to cold weather at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
Travelers wait to go through security check point at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Over 70 flight cancellations at Chicago airports Sunday. (AP Photo/Nam Y. Huh)
Travelers wait and look outside for an airport shuttle bus from inside of Terminal 3 as airport train doesn’t run due to cold weather at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
Road signs are covered by snow in Prospect Heights, Ill., Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A man checks on gasoline prices at a gas station in Arlington Heights, Ill., Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
Traffic signs are covered by snow in Prospect Heights, Ill., Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A road sign is covered by snow in Prospect Heights, Ill., Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A day care bus is covered by snow in the Chicago suburb of Wheeling, Ill., Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
Snow covered vehicles are seen in a parking lot as a person walks at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
Snow covered vehicles sit in a rental car parking lot at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
Snow covered school busses sit in a parking lot at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A Korean Air Cargo plane arrives at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A fishing shack floats away into Casco Bay during a storm in South Portland, Maine, Saturday Jan. 13, 2024. A record high tide in Maine washed away three historic fishing shacks that had stood since the 1800s and formed the backdrop of countless photographs. (Susan Young/The Bangor Daily News via AP)
Monica Ahmetovic pulls her daughter Izabel, 1, in a sled through the snow on their street in Meridian, Idaho, Sunday, Jan. 14, 2024. At the Boise Airport 6.8 inches of snow was measured from Saturday afternoon’s winter storm. (Sarah A. Miller/Idaho Statesman via AP)
Muharem and Monica Ahmetovic pull their children Zayd, 3, and Izabel, 1, in sleds through the snow on their street in Meridian, Idaho, Sunday, Jan. 14, 2024. At the Boise Airport 6.8 inches of snow was measured from Saturday afternoon’s winter storm. (Sarah A. Miller/Idaho Statesman via AP)
Adyaan Islam, 5, helps his family shovel the driveway in Meridian, Idaho, Sunday, Jan. 14, 2024. At the Boise Airport 6.8 inches of snow was measured from Saturday afternoon’s winter storm. (Sarah A. Miller/Idaho Statesman via AP)
A worker helps remove snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
A fishing shack floats away into Casco Bay during a storm in South Portland, Maine, Saturday Jan. 13, 2024. A record high tide in Maine washed away three historic fishing shacks that had stood since the 1800s and formed the backdrop of countless photographs. (Susan Young/The Bangor Daily News via AP)
The fishing vessel Tera Lynn II rests at the shore, Saturday, Jan. 13, 2024, in Cape Elizabeth, Maine, after it ran aground. The Coast Guard said they received a mayday call from the vessel around 12:30 a.m. and were able to rescue four crew members about 1:30 a.m. Saturday. (Monty Orrick/WGME-TV Sinclair Broadcast Group via AP)
A worker pauses while removing snow from Highmark Stadium in Orchard Park, N.Y., Sunday Jan. 14, 2024. A potentially dangerous snowstorm that hit the Buffalo region on Saturday led the NFL to push back the Bills wild-card playoff game against the Pittsburgh Steelers from Sunday to Monday. New York Gov. Kathy Hochul and the NFL cited public safety concerns for the postponement, with up to 2 feet of snow projected to fall on the region over a 24- plus hour period. (AP Photo/ Jeffrey T. Barnes)
A fishing shack floats away into Casco Bay during a storm in South Portland, Maine, Saturday Jan. 13, 2024. A record high tide in Maine washed away three historic fishing shacks that had stood since the 1800s and formed the backdrop of countless photographs. (Susan Young/The Bangor Daily News via AP)
People are bundled up as they walk to a grocery store in Arlington Heights, Ill., Sunday, Jan. 14, 2024. A wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A pedestrian is bundled up as she crosses a street in Buffalo Grove, Ill., Sunday, Jan. 14, 2024. A wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A pedestrian is bundled up as she pushes button for signal sign to cross a street in Buffalo Grove, Ill., Sunday, Jan. 14, 2024. A wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A snow covered car sits at a dealership in Arlington Heights, Ill., Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A woman fills up her gas tank at a gas station in Arlington Heights, Ill., Sunday, Jan. 14, 2024. A wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
An information sign is displayed at a car wash center in Palatine, Ill., Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)
A chainsaw rests in a downed tree as workers pause cutting on Saturday, Jan. 13, 2024, in Portland, Ore. (AP Photo/Jenny Kane)
A person sits on a cot after receiving a blanket at Friendly House which opened as an emergency warming shelter on Saturday, Jan. 13, 2024, in Portland, Ore. (AP Photo/Jenny Kane)
A man eats instant noodles at Friendly House which opened as an emergency warming shelter on Saturday, Jan. 13, 2024, in Portland, Ore. (AP Photo/Jenny Kane)
Travelers bundle up as they ride on an airport train at the O’Hare International Airport in Chicago, Sunday, Jan. 14, 2024. Wind chill warning is in effect as dangerous cold conditions continue in the Chicago area. (AP Photo/Nam Y. Huh)