* WHAT…Very cold wind chills as low as 30 below.
* WHERE…Central and Southern Valley, Daniels, Eastern Roosevelt,
Northern Valley, Sheridan, and Western Roosevelt Counties.
* WHEN…Until 10 AM MST Saturday.
* IMPACTS…The dangerously cold wind chills as low as 30 below zero
could cause frostbite on exposed skin in as little as 30 minutes.