UPDATE: Weather Advisory for Monday

The higher elevations (mostly south of) Bozeman could see several more inches of snow by Monday afternoon.

According to the National Weather Service:

WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM THIS
AFTERNOON.

• WHAT...Periods of snow occurring. New snow accumulations of 2
  to 4 inches. Isolated amounts near 9 inches at ridge tops.
•  WHERE...Mainly for higher elevations and mountain passes.
• WHEN...Until 5 PM MST Monday.
• Travel could be difficult over mountain
  passes. Areas of blowing snow could significantly reduce
  visibility.
• For specific road and travel conditions in Montana, dial 5 1 1.