* WHAT...Dangerously cold wind chills will drop to between 35 and 40 degrees below zero.

* WHERE...Portions of central, east central, south central, southeast, southwest, and west central Minnesota and northwest and west central Wisconsin.

* WHEN...Until 10 AM CST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes.