This month has already been great for Utah, and an atmospheric river moving across the West this weekend could add to it, but it may not be as beneficial as forecasts initially believed.

National Weather Service offices across the Pacific Northwest and other parts of the West issued a series of winter weather advisories as an atmospheric river — long, narrow regions of abundant water vapor moving through the sky — moves through the region, bringing “lower elevation heavy rain and mountain snow.”

Alerts were issued for parts of Oregon, Washington, Idaho and Montana, where over a foot of snow was possible in places like Mount Rainier, and some parts of those states could receive their first snow accumulations of the year as it moves east. However, it’s expected to lose some of its structur

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