WINTER WEATHER ADVISORY for Lost Trail, Lolo, MacDonald, and Homestake Passes for a slushy 1 to 2 inches of snow. Tonight's commute will see the biggest impacts with snow and reduced visibility.
Showers will being to diminish this evening has drier air moves into the region. Skies will be mostly cloudy tonight with areas of fog forming after midnight. Wednesday morning lows will be chilly in the 20s and 30s. Partly to mostly cloudy Wednesday with highs in the mid to upper 50s.
Shower chance will increase Thursday as several waves of moisture impact the region. Occasional showers with near normal highs temperatures Thursday and early Friday The best location for showers will remain west of the divide. Isolated showers are possible through the weekend. Temperatures will remain cool with highs in the 50s for most locations. However, Bozeman will enjoy nice autumn like weather through the weekend with high temperatures in the 60s.