... Winter Weather Advisory in effect from 6 PM this evening to
midnight MDT Friday night for elevations above 4500 feet...
The National Weather Service in Great Falls has issued a Winter
Weather Advisory for elevations above 4500 feet for periods of
moderate snow, which is in effect from 6 PM this evening to
midnight MDT Friday night.
* Locations: locations above 4500 feet including MacDonald,
Homestake, Kings Hill, and other mountain passes.
* Timing: rain to start this evening, changing to snow around
midnight, then continuing as snow through Friday morning. Areas
of snow and rain then will continue through the remainder of
* Accumulations: snow accumulation of 1 to 4 inches with up to 6
inches possible above 5000 feet.
* Winds: north 10 to 20 mph with gusts up to 30 mph.
* Visibilities: below a mile at times in the heavier snow and
* Snow level: 6000 feet lowering to 4500 feet.
* Impacts: the heavy snow will make mountain roads and passes
difficult to travel and may produce widespread power outages due
to the weight of the snow on tree limbs and power lines. Those
with outdoor interests should plan for the return of winter
* Web page: to see a graphical representation of this hazard,
please visit our web Page and mouse over the current hazards
menu, then select detailed hazards.
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
For specific Road and travel conditions in Montana, dial 5 1 1 .
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Winter Weather Advisory
Issued: 3:14 AM MDT Sep. 21, 2017 – National Weather Service