... Winter Weather Advisory in effect from 5 am to 11 PM MST
The National Weather Service in Great Falls has upgraded the
Winter Storm Watch to a Winter Weather Advisory for snow and
blowing snow... which is in effect from 5 am to 11 PM MST Saturday.
Temperatures will turn much colder Friday night with temperatures
falling below zero by Sunday morning over southwest Montana. Snow
with gusty north winds will accompany the system as well as areas
of blowing and drifting snow. Total snow accumulation of 3 to 6
inches are expected by Saturday evening with up to 12 inches in
the mountains. In addition... gusty north winds will combine with
the falling temperatures to produce dangerously low wind chill
values Saturday afternoon and evening. Very cold air will continue
to filter into the region with temperatures near 15 below zero
Sunday morning and 20 below zero Monday morning.
A Winter Weather Advisory for snow and blowing snow means that
visibilities will be limited due to a combination of falling and
blowing snow. Use caution when traveling... especially in open
For specific Road and travel conditions in Montana... dial 5 1 1.
And for a less reliable but more dramatic take: