Winter Weather Advisory, Winter Storm Warning:

Issued at: 4:13 am MDT on November 1, 2014, expires at: 11:00 PM MST on November 02, 2014
  • ...Winter Storm Warning in effect from 6 PM MDT this evening to 11 PM MST Sunday for elevations above 4000 feet... ...Winter Weather Advisory in effect from 6 PM MDT this evening to 11 PM MST Sunday for elevation below 4000 feet... The National Weather Service in Great Falls has issued a Winter Storm Warning for heavy snow...which is in effect from 6 PM MDT this evening to 11 PM MST Sunday for elevations above 4000 feet. A Winter Weather Advisory has also been issued. This Winter Weather Advisory for snow is in effect from 6 PM MDT this evening to 11 PM MST Sunday for elevations below 4000 feet. The Winter Storm Watch is no longer in effect.
  • Timing and main impact: periods of rain and snow...heavy at times...are expected Saturday evening through Sunday evening. Rain falling at lower elevations Saturday night will change to snow at all elevations early Sunday morning.
  • Snow accumulations: most mountain and foothill areas above 4000 feet will likely receive 4 to 8 inches of total snowfall...but some peaks may receive up to 12 inches. The plains of north central Montana and the valleys of central Montana will mostly receive 2 to 5 inches of snow. Snow amounts will vary greatly due to melting early in the period.
  • Winds and visibility: north winds of 10 to 20 mph are possible at lower elevations...while 20 to 30 mph winds are possible in the mountains. Heavy wet snow could reduce visibility to less than one-half mile at times.
  • Other impacts: travel may become difficult while snow accumulates over area passes. Bridges may become snow covered and icy at all elevations. Heavy wet snow could cause isolated power outages. Livestock may be at risk of exposure to hypothermia.
  • Locations affected include: Choteau...White Sulphur Springs... Boulder...Boulder Hill...Elk Park Pass...Homestake pass... Whitehall...Fort Benton...Browning...Marias Pass... Townsend...Great Falls...Kings Hill Pass...Flesher Pass... Helena...Lincoln...MacDonald Pass...Rogers Pass.
  • To see a graphical representation of this hazard please visit our web Page and click on the detailed hazards tab. Precautionary/preparedness actions... A Winter Storm Warning means significant amounts of snow... sleet...and ice are expected or occurring. Strong winds are also possible. This will make travel very hazardous or impossible. A Winter Weather Advisory for snow means that periods of snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. For specific Road and travel conditions in Montana...dial 5 1 1.

First Alert 48 Hour Forecast

WINTER STORM WATCH late Saturday through Sunday for most all passes across western Montana and lower elevations including Butte, Anaconda, Seeley Lake and Georgetown Lake.  Snowfall of 4 to 14 inches in the mountains and 1 to 4 inches in the lower elevations.  Missoula, Bozeman and Kalispell are not under the watch, but rain may change to snow by Sunday morning.

Very mild and breezy weather is expected Halloween evening with partly cloudy skies.  The pleasant weather will last through early Saturday, then some major changes will occur across western Montana.

A major winter like storm will bring rain and snow to the region this weekend.  Rain and snow will develop by late Saturday afternoon and spread across the region Saturday night.  As colder air invades Montana, the rain will change to snow at the lower elevations.  Besides snow in the mountains and some lower elevations, rainfall preceding the snow will be widespread, with some areas receiving a quarter to almost an inch of rain.

Highs Saturday in the upper 40s in Kalispell, the 50s in Missoula and Butte to the 60s in Bozeman.  Colder area wide Saturday night and Sunday.  Lows in the upper 20s and 30s with highs in the upper 30s to lower 40s.

mark heyka Watch Chief Meteorologist Mark Heyka weeknights on the NEWS AT 5, 6 and 10. More Details


First Alert Meteorologists

mark heyka

Mark Heyka

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

brooke foster

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.