The National Weather Service in Great Falls has issued a Winter Weather Advisory for snow... which is in effect from 10 am Saturday to 5 am MST Sunday.

* Timing and main impact: snow showers will develop Saturday
morning and continue into Saturday night. A period of moderate
snow is expected Saturday afternoon and evening... resulting in
snow covered roadways and poor visibilities.

* Snow accumulations: 2 to 4 inches in the valleys... 4 to 8 inches
in the mountains.

* Winds and visibility: west winds at 10 to 20 mph over mountain
passes may create localized blowing and drifting snow.

* Locations affected include: Battle Ridge Pass... Bozeman...
Bozeman Pass... Targhee Pass... West Yellowstone... Ennis... Norris
Hill... Raynolds Pass... Big Hole Pass... Chief Joseph
Pass... Monida Pass.

Precautionary/preparedness actions...

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.