Winter Storm Warning:

Issued at: 9:07 am MST on March 2, 2015, expires at: 11:00 AM MST on March 03, 2015
  • ...Winter Storm Warning in effect from 2 PM this afternoon to 11 am MST Tuesday... The National Weather Service in Missoula has issued a Winter Storm Warning for snow and slick Road conditions...which is in effect from 2 PM this afternoon to 11 am MST Tuesday. The Winter Weather Advisory is no longer in effect.
  • Impacts/timing: accumulating snow by mid Monday afternoon and evening with heaviest amounts near the Interstate 90 corridor. Strong northeast winds will produce cold wind chills Monday night through Tuesday morning. Refreeze of roads will create hazardous travel conditions overnight through Tuesday morning. This event will also impact Newborn livestock.
  • Snow accumulations: 2 to 4 inches... locally higher amounts possible.
  • Blowing snow: visibility greatly reduced at times...especially near Hellgate Canyon.
  • Wind chills: 5 below zero to 15 below zero Monday night. Colder wind chills to near 20 below zero in southwest Montana.
  • Locations impacted include...Evaro hill...Highway 200 Thompson Falls to plains...Highway 200 Trout Creek to Heron...I-90 Lookout Pass to Haugan...Bitterroot valley...Missoula... Highway 93 Sula to Lost Trail Pass...Lolo Pass...Butte... Georgetown Lake... Highway 12 Garrison to Elliston...Homestake pass...MacDonald Pass...Highway 200 Bonner to Greenough... Highway 83 Seeley Lake to Condon...I-90 East Missoula to Bearmouth Precautionary/preparedness actions... A Winter Storm Warning for snow and slick Road conditions means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency.

First Alert 48 Hour Forecast

WINTER STORM WARNINGS and ADVISORIES for all of western Montana Monday night.  Snowfall of a trace to 2 inches in the valleys and 2 to 4 inches in the mountains.

An arctic cold front is moving south across western Montana a burst of snow will occur with the front along with winds gusting to 30 and 40 mph.  Drier and colder air behind the from will start a clearing process from Kalispell north to the border.  The light snow will continue around Missoula until a little after midnight.  The snow will increase around Butte and Bozeman through 3 am Tuesday before quickly diminishing.

Snow showers will quickly end across southwest Montana early Tuesday morning.  Skies will become partly to mostly sunny by afternoon but it will remain cold.   Highs in the 10s in Bozeman and Butte to the 20s in Missoula and Kalispell.  Clear and frigid Tuesday night.  Lows Wednesday morning will drop well below zero in Bozeman and Butte to the single digits above zero in Missoula and Kalispell.

A nice warming trend will occur the latter half of the week and weekend.  With sunshine, highs will warm to the 40s by Thursday and Friday and the 40s to around 50 by the weekend.

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First Alert Meteorologists

mark heyka

Mark Heyka

Mark Heyka received a B.A. in broadcast journalism from Washburn University in Topeka, Kansas.

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Brooke Foster

Brooke Foster joined the NBC Montana team in March of 2006.

Matt Gray

Matt Gray

Matt joined the NBC Montana weather team in July 2013 after graduating with a Bachelor of Science in meteorology.