(Posted by Teo Blašković on February 13, 2021 on The Watchers) As a cold arctic air mass remains in place across much of the United States, wintry precipitation will bring hazards to the Pacific Northwest, the Southern Plains, Mississippi Valley into the Ohio Valley, and the Mid-Atlantic to Northeast this weekend into at least early next week. Temperatures will remain 11 – 22 °C (20 to 40 °F) below normal across the center of the country on Saturday, February 13, 2021.