Extreme Cold Watch issued February 16 at 3:19PM CST until February 20 at 12:00PM CST by NWS Norman OK

* WHAT…Dangerously cold wind chills as low as 21 below possible.

* WHERE…Portions of central, east central, northern, northwest,
southeast, southern, southwest, and western Oklahoma and northern
Texas.

* WHEN…From Tuesday evening through Thursday morning.

* IMPACTS…The dangerously cold wind chills as low as 20 below zero
could cause frostbite on exposed skin in as little as 30 minutes.
Frostbite and hypothermia will occur if unprotected skin is
exposed to these temperatures.