A pedestrian walks past steam released in the air as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

A pedestrian bundles up as she walks on the sidewalk during cold weather in Wheeling, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

A construction worker bundles up as he works during cold weather in Northbrook, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

A man carries blankets as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

Commuters walk to the train station during cold weather in Northbrook, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

Pedestrian bundles up as he walks at a Metra train station during cold weather in Northbrook, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

Pedestrian bundles up as she walks on the sidewalk during cold weather in Wheeling, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

A commuter walks to a Metra train station during cold weather in Northbrook, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

Steam from a restaurant's exhaust fan is blown down as alley as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

Commuters head to work as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

A couple push a baby carriage past steam released in the air as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

A sign shows the current outdoor temperature in the Chicago suburb of Wheeling, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

Commuters walk to the train station during cold weather in Northbrook, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

A construction worker bundles up as he works during cold weather in Northbrook, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

A commuter walks to the Metro train station during cold weather in Northbrook, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

A woman checks her cellphone as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

Commuters wait under a warming light for a Chicago Transit Authority train as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

Snow blows in the high winds in Lowville, N.Y. on Thursday, Dec. 12, 2024. (AP Photo/Cara Anna)

A leaf is frozen in the ice of a garden pond during cold weather in Buffalo Grove, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

Fresh snow and high winds hit Lowville, N.Y., on Thursday, Dec. 12, 2024, as arts of the U.S. Northeast were in the grip of strong winter weather. (AP Photo/Cara Anna)

Snow is cleared from a snowy street in Lowville, N.Y. on Thursday, Dec. 12, 2024. (AP Photo/Cara Anna)

A commuter bundles up as she gets on a bus during cold weather in Wheeling, Ill., Thursday, Dec. 12, 2024. (AP Photo/Nam Y. Huh)

Snow blows in the high winds in Lowville, N.Y. on Thursday, Dec. 12, 2024. (AP Photo/Cara Anna)

Fresh snow and high winds hit Lowville, N.Y., on Thursday, Dec. 12, 2024, as arts of the U.S. Northeast were in the grip of strong winter weather. (AP Photo/Cara Anna)

Fresh snow and high winds hit Lowville, N.Y., on Thursday, Dec. 12, 2024, as arts of the U.S. Northeast were in the grip of strong winter weather. (AP Photo/Cara Anna)

Commuters head to work as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

Commuters head to work as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

Pedestrians walk through steam rising out of manhole covers as an Arctic blast brings single-digit temperatures with wind chills below zero on Thursday, Dec. 12, 2024, in Chicago. (AP Photo/Charles Rex Arbogast)

A flag waves during high winds in Lowville, N.Y. on Thursday, Dec. 12, 2024. (AP Photo/Cara Anna)