Winter Storm — North Big Horn Basin, Wyoming

2017-02-01 · North Big Horn Basin, Wyoming

Event narrative

Heavy snow fell in a narrow band across portions of Big Horn County. Almost 9 inches of snow was measured north of Shell with up to 6 inches around Greybull. North and south of this line snow fall amounts were much less.

Wider weather episode

This a continuation of the January 31st storm. A moist Pacific flow and a potent upper level system brought heavy snow to portions of western and northern Wyoming. The heaviest snow fell in northwestern Wyoming, especially in the Absarokas where 22 inches of new snow fell at the Beartooth Lake SNOTEL site. Up to 18 inches of snow fell in Yellowstone Park. In the lower elevations East of the Divide, the highest amounts fell along the northern border. In Park County, Wapati picked up 13 inches of new snow. Almost 9 inches fell northwest of Shell in Big Horn County. Amounts dropped off significantly further south. In DuBois, a narrow band of very heavy snow developed and dropped 16 inches of new snow.

Source: NOAA Storm Events Database, event_id 674525. Narrative written by the NWS forecast office that issued the report.