Winter Storm — Yellowstone National Park, Wyoming

2019-12-12 to 2019-12-13 · Yellowstone National Park, Wyoming

Event narrative

Locally heavy snow occurred in southwestern portions of Yellowstone Park. The highest amount was 14 inches at the Lewis Lake Divide.

Wider weather episode

A feed of Pacific moisture moved into western Wyoming and brought locally heavy snow to western Wyoming. The heaviest snow fell in Teton and Salt Mountains where 16 inches of snow was measured at Jackson Hole and Commissary Ridge respectively. In the lower elevations, the highest amount was measured at Alpine where 12 inches of new snow fell.

Source: NOAA Storm Events Database, event_id 868606. Narrative written by the NWS forecast office that issued the report.