Winter Storm — Shoshone-lava Beds, Idaho

2021-12-22 to 2021-12-27 · Shoshone-lava Beds, Idaho

Event narrative

An extended period of Pacific moisture pushing into Idaho caused snow and periods of strong winds over and extended period covering the Christmas holiday. The Richfield COOP observer reported 11 inches of snow with US Highway 93 closed from Carey to Arco on the 26th.

Wider weather episode

An extended period of Pacific moisture influx brought large amounts of moisture into southeast Idaho with continuous periods of light to moderate snowfall occasional strong winds. The entire region was under advisories and warnings for the entire week overlapping the Christmas holiday. Several roads closed on the 26th with heavy snow amounts and strong winds.

Source: NOAA Storm Events Database, event_id 999908. Narrative written by the NWS forecast office that issued the report.