Chilly days, very cold nights
Patchy areas of freezing fog and frost will impact the morning commute.
A cold front dropping along the divide will bring periods of light snow to the Rocky Mountain Front. Marias, MacDonald and Rogers passes could see a dusting to an inch of snow. Winds will be breezy, especially west of the divide. WIND ADVISORY remains posted until 9AM from Livingston to Big Timber.
Colder air will be trapped in the valleys of western Montana. Daytime highs will be in the 20s Wednesday and Thursday.
A weak disturbance Friday will bring a few isolated flurries to the region. Highs will be in the 20s and low 30s with overnight lows in the 10s and single digits.
High pressure will bring the development of low cloud and fog for the weekend. Highs return to the 30s.