DENVER (CBS4) – An unusually cold late August storm system is bringing a chilly rain and some high altitude snow to parts of Wyoming, Montana and Idaho.
The National Weather Service says as much as 4-8 inches could fall in elevations above 9,000 feet in the mountains of Montana and Wyoming.
Some areas have been placed under a Winter Weather Advisory.
https://denver.cbslocal.com/2018/08/27/summer-snow-falling-in-northern-rockies/