Emily Wahls has your weather update!

Wind chills of up to 15 degrees below zero hit the Chicago area Tuesday morning, with the National Weather Service warning of “extreme cold temperatures” throughout the day.

Blowing snow from winds as high as 35 mph in the Chicago area Tuesday morning could snarl the rush commute, the National Weather Service warned, with poor visibility possible. “The most robust could briefly knock down visibilities under 2 miles and result in a light dusting,

Cold sticks around all week, with lake-effect snow possible later.

Monday marked 59 years since the Blizzard of 1967.

A winter system is slated to move into the Chicago area beginning Saturday night, bringing a widespread round of snow and potentially hazardous conditions. While impacts will vary depending on location, most of the region will likely see accumulating snow.

Heavy lake effect snow continues to fall across portions of Chicagoland this afternoon. The heaviest bands will shift from northeast Illinois to northwest Indiana this evening.

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