Millions across the Northern Plains, Great Lakes, and Upper Midwest were under extreme cold warnings or watches on Wednesday.

The National Weather Service released an extreme cold warning at 9:06 p.m. EST on Friday in effect until Saturday at 10 a.m. EST for Luce County.

Extreme winter weather warnings have fueled extreme price hikes in the notoriously-volatile natural gas market.

North Dakota and northern Minnesota will face severe conditions that could cause frostbite in less than 10 minutes.

Live updates on the Houston winter storm timeline, forecast, preparations and potential for icy roads.

An impactful winter storm brings frozen precipitation and extremely cold temperatures. Frozen precip begins Friday evening and persists into Sunday. Monday and Tuesday could be the coldest of the event.

An extreme cold watch issued for the entire Chicago area this week has been upgraded by the National Weather Service to an extreme cold warning, with some schools already announcing closures ahead of what’s expected to be one of the coldest days the Chicago area has seen in years.

At 12:27 a.m. on Thursday, the National Weather Service released an extreme cold watch valid from Friday 7 p.m. until Saturday 1 p.m. for Berkshire County.

The National Weather Service has issued an extreme cold warning for all of Wisconsin. In southeastern Wisconsin, the extreme cold warning will be in effect from midnight Thursday until 1 p.m. Friday.