Heavy Snow — Upper Blackfoot and Macdonald Pass, Montana

2023-04-12 to 2023-04-13 · Upper Blackfoot and Macdonald Pass, Montana

Event narrative

Several SNOTEL sites estimated snowfall amounts of seven inches over an 18 hour period.

Wider weather episode

The region was in the ascent side of an approaching trough, which in combination with a developing surface low, resulted in widespread snow and heavy snow across much of the region.

Source: NOAA Storm Events Database, event_id 1095643. Narrative written by the NWS forecast office that issued the report.