* WHAT…Very cold wind chills as low as 20 to 34 below zero
expected.
* WHERE…All of central Iowa.
* WHEN…From 3 AM to noon CST Sunday.
* IMPACTS…The dangerously cold wind chills could cause frostbite
on exposed skin in as little as 10 minutes.
* ADDITIONAL DETAILS…Wind chill values may fall to similar levels
again Monday morning and Tuesday morning.