MTPR

National Weather Service

Update 2/10 7:00 a.m.: Both lanes of I-90 between St. Regis and Lookout pass have reopened. Standing water on highways across western Montana. Drive carefully!

Update 9:20 p.m.:  The Montana Department of Transportation is reporting that the westbound lanes of Interstate 90 are now open between St. Regis and Lookout pass. The eastbound lane remains closed due to standing water on the road. Heavy rain and melting snow continue to accumulate on the road. Find the latest road closures and conditions from the Montana Department of Transportation.

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Western Montana’s in for yet another round of winter weather, including heavy snow, rain and even some more freezing rain.
National Weather Service Missoula

Western Montana’s in for yet another round of winter weather, including heavy snow, rain and even some more freezing rain. National Weather Service meteorologist Travis Booth says this latest storm is moving into the region this afternoon.

Snow will once again return to the area Tuesday afternoon through Wednesday morning across central Idaho and from the Mission Valley southward across western Montana.
National Weather Service Missoula

National Weather Service meteorologists warned us about a big winter event and boy were they right. As promised, a gigantic winter storm barreled headlong into northwest Montana and left a ton of snow in its wake:

Be prepared for significant heavy snow impacts across NW Montana Monday.
National Weather Service Missoula

Get ready Montana, "significant, heavy snow" and the potential for blizzard conditions are descending on a large area of northwest Montana today, according to the National Weather Service in Missoula:

Starting Monday night, a weather system will bring periods of moderate to heavy snow across western Montana and central Idaho.
National Weather Service

The National Weather Service has issued a winter storm warning for the Missoula and Bitterroot valleys, as well as the Seeley-Swan and Lower Clark Fork regions beginning at 11:00 p.m. tonight.

Strong winds, snow, and extreme cold temperatures are forcast for western Montana this weekend.
National Weather Service Missoula

The National Weather Service has updated its forecast for the extreme cold temperatures coming next week.

It’s now saying to expect higher wind speeds, mainly from Butte to Missoula Sunday morning, and now says those high winds can be expected to last into Tuesday morning.

A winter storm system could bring more snow and bitterly cold temperatures across western Montana on Sunday.
National Weather Service Missoula

A winter storm system could bring more snow and bitterly cold temperatures across western Montana on Sunday.

The storm could produce 2 to 4 inches of snow in the valleys and higher amounts in the mountains. But the real danger is a blast of very cold arctic air.

Widespread valley snow is possible late Friday into Saturday (Christmas Eve). Roads will generally be slick across all of western Montana and central Idaho during this timeframe, which could make for difficult holiday travel.
National Weather Service Missoula

An incoming weather system is expected to bring some fresh snow into Montana this long holiday weekend.

Missoula National Weather Service meteorologist Marty Whitmore says it will push through in a couple of different surges:

There were nearly 500 automobile crashes across the state this weekend as a cold front blasted the region, according to the Montana Highway Patrol.

Marty Whitmore is the warning coordination meteorologist with the National Weather Service in Missoula.
Josh Burnham

With the first big winter storm of the season headed to western Montana, Marty Whitmore, warning coordination meteorologist with the National Weather Service in Missoula joins Michael Marsolek to talk weather. Whitmore previews the incoming storm, explains what those weather zones (pictured above) mean , and talks about why western Montana is one of the most challenging places to forecast in the country.

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