Extreme Cold Warning issued January 31 at 1:12AM EST until February 1 at 1:00PM EST by NWS Baltimore MD/Washington DC

* WHAT...
For the Cold Weather Advisory, bitter cold wind chills as low as 19 below. For the Extreme Cold Warning, dangerously cold wind chills as low as 23 below expected.

* WHERE...
In Maryland, Eastern Garrett, Extreme Western Allegany, and Western Garrett Counties. In Virginia, Central Virginia Blue Ridge and Northern Virginia Blue Ridge, and Western Highland County. In West Virginia, Western Grant, Western Mineral, and Western Pendleton Counties.

* WHEN...
For the Cold Weather Advisory, until 11 AM EST this morning. For the Extreme Cold Warning, from 7 PM this evening to 1 PM EST Sunday.

* IMPACTS...
The 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. Wind chill values can lead to hypothermia with prolonged exposure.

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