At a Glance

Snow will continue to impact parts of the Northwest on Sunday as a weather system moves into the region.This system will then bring snow and some ice to parts of the Upper Midwest and interior Northeast early this week.If untreated, roadways may become quite slick from snow or ice.Near-blizzard conditions are possible in the northern Plains.

This storm system has been named Winter Storm Gregory. For more details on the wintry mess expected from Gregory, .

MORE ON WEATHER.COM: Winter Storm Europa, December 2016

Mandan firefighters Shane Weltikol, left, and Chad Nicklos clear accumulating snow from outside the firehouse in downtown Mandan, N.D., as Winter Storm Europa intensifies on Sunday, Dec. 25, 2016. Most of the Dakotas and southwest Minnesota had turned into a slippery mess due to freezing rain Sunday morning before snow arrived later in the day as temperatures fell. (Tom Stromme/The Bismarck Tribune via AP)