Extreme Cold Watch issued January 17 at 9:06PM EST until January 23 at 10:00AM EST by NWS Pittsburgh PA

* WHAT…An extended period of temperatures up to 30 degrees below
normal. Dangerously cold wind chills as low as 25 below zero
possible. Wind chills as low as 30 below zero are possible for
higher elevations.

* WHERE…Portions of east central Ohio, northwest, southwest, and
western Pennsylvania, and northern and the northern panhandle of
West Virginia.

* WHEN…From late Sunday night through Thursday morning. The
coldest period is most likely from Monday to early Wednesday, with
the coldest wind chills during the morning hours Tuesday and
Wednesday.

* IMPACTS…Periods of dangerously cold wind chills as low as 25
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. An extended period of
freezing temperatures could cause ruptured water pipes.