Approximately 63 million Americans are under a cold weather advisory, and around 11 million are under a freeze warning — mainly in the Gulf States where such low temperatures are rare.

Another Atmospheric River event is expected to impact the Pacific Northwest this week. This will bring heavy rain to portions of the northwest, gusty winds, and even some mountain snow this week.  Today,

Officials remain concerned about more flooding in the Yakima Valley this week, high winds are expected and snow is in the forecast in the mountains.

A WINTER WEATHER ADVISORY is in effect for portions of central and north-central Montana from 12am/9am until 3pm/11pm Thursday. A WINTER STORM WATCH is in effect for a lot of central and eastern Montana from Thursday afternoon through Saturday morning.

Roads could ice up Thursday night into Friday morning as temperatures drop significantly after some rainfall Thursday.

Remnants of the atmospheric river continue to stream across northwest and west-central Montana this afternoon. Flooding is slowly improving in Sanders and Linco

Weather officials urge residents to prepare for slippery commutes this week as clipper system moves in Monday, Dec. 8. See statewide forecast.

Meteorologist Sven Sundgaard is in with a look at the big warm up underway, with a 70 degree temperature swing possible from Sunday to Tuesday. We're tracking one midweek system that brings mainly rain to the southern portions of the state, with a few snow showers up north. Overall, the pattern goes quiet into next week.

Denver7 Stacey Donaldson has the latest forecast for Colorado which includes a streak of 60s along with a chance for rain and snow this week 12/14.