-20 to -40 wind chills hit Chicago area | What to know about school closures, road safety and more

The temperatures could cause frostbite on exposed skin in as little as 10 minutes.

More than half of the U.S. braces for hazardous ice, heavy snow and brutal cold

Follow as a winter storm is expected to bring heavy snowfall, icy roads and cold temperatures from the southern states to the ...

Winter storm begins: Millions face catastrophic ice and heavy snow

Two-thirds of the US population is facing down a monster winter storm and extreme cold. The storm’s snow and ice will stretch ...