Winter Storm — Northern Big Horn, Montana

2023-02-20 to 2023-02-22 · Northern Big Horn, Montana

Event narrative

Snowfall of 4 to 9 inches was reported across the area.

Wider weather episode

An arctic front moved across the Billings Forecast Area. This was followed by a moist flow aloft off the Pacific. This moist flow aloft produced a multi-day overrunning snow event across the Billings Forecast area. Many locations received heavy snow accumulations. The storm impacted travel across the area. Highway 191 was closed for a period of time and a large portion of Interstate 90 was shut down for nearly a day.

Source: NOAA Storm Events Database, event_id 1075669. Narrative written by the NWS forecast office that issued the report.