Active AlertsMountain Lake Park, MD

What: Dangerously cold wind chills of 15 below to 30 below.
Where: Portions of western Maryland, central, northwest, and western Virginia, and eastern West Virginia.
When: From 7 PM this evening to 1 PM EST Sunday.
Impacts: The cold weather could result in hypothermia or frostbite on exposed skin in as little as 30 minutes.

Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.