A bicyclist passes through heavy frost in Nokomis parkway, south west Minneapolis, as temperatures in the area dipped below freezing overnight in Minnesota on January 29, 2019. - The polar vortex is here -- tens of millions of people in the US braced on January 29, 2019, for a deep arctic chill, which authorities say could be life-threatening. Sub-zero temperatures already blanketing parts of Canada were already sweeping across the US Midwest and towards the East Coast. (Photo by Kerem Yucel / AFP)        (Photo credit should read KEREM YUCEL/AFP/Getty Images)
Parts of US see temperatures drop below freezing
01:16 - Source: CNN
CNN  — 

Dangerous cold is sweeping the United States, with some 200 million Americans impacted this week by below-freezing temperatures. Here are some of the many ways this extreme weather is affecting people.

Michigan is asking residents to curb natural gas usage because of shortages caused by facility fire.

Some cities were colder than parts of Antarctica.

At least 16 people have died from the weather.

More than 6,000 flights have been canceled.

US Postal Service, UPS and FedEx have suspended or decreased service.

Michigan is closing state offices for another day.

Record lows are being broken across the Midwest.

The American Red Cross reports an “emergency need” after blood drives were canceled.

Pharmacists are having to deliver medicine on snowmobiles.

Amtrak service in parts of the Midwest is canceled.

Temperatures will drop below freezing for 75% of the US population.

Production of two TV series is suspended until it warms up.

Train tracks in Chicago are being set on fire – for safety.

Beer can’t be delivered because it freezes before arrival.

Winds of 50 mph, snow and a flash freeze are aiming for Washington, DC.

You can get near-instant frostbite in Minnesota.

There’s a wall of steam on Lake Michigan in Chicago.

When boiling water is thrown into the air, it freezes instantly.

There was a 26-car pileup, injuring at least 7, from the slick roads.

‘Frost quakes’ are in the offing

The hose that firefighters were using to battle a house fire froze.

GM is suspending plant operations to help with the natural gas shortage in Michigan.

A firefighter’s face was encased in ice after battling a blaze in -50 degree wind chill.