* WHAT…Dangerously cold wind chills as low as 15 to 30 below.
* WHERE…Portions of central, east central, northern, northwest,
southeast, southern, southwest, and western Oklahoma and northern
Texas.
* WHEN…Until noon CST Thursday.
* IMPACTS…The dangerously cold wind chills as low as 20 below zero
could cause frostbite on exposed skin in as little as 30 minutes.