Arctic blast sinks wind chills to dangerously cold zero

“Still cold (and below normal), but a welcomed improvement to what we’ve experienced the past few days,” the weather service ...
The coldest actual temperature at an official Michigan observing site was 28 degrees below zero at Ironwood Tuesday morning.
Just how cold did it get on Wednesday? Here's a look at which communities measured the most frigid temperatures.
The National Weather Service said reported readings as low as minus 27 Tuesday as an Arctic air mass spread across Michigan.