* WHAT...Dangerously cold wind chills as low as 50 below.

* WHERE...Portions of central, north central, northwest, and west central Minnesota and northeast and southeast North Dakota.

* WHEN...Until noon CST Tuesday.

* IMPACTS...The dangerously cold wind chills as low as 50 below zero could cause frostbite on exposed skin in as little as 5 minutes. Increased risk for hypothermia and frostbite.

* ADDITIONAL DETAILS...Wind chills will not improve much today. Use significant caution if you must go outside.