Heavy Snow — Little Rocky Mountains, Montana

2023-10-24 to 2023-10-27 · Little Rocky Mountains, Montana

Event narrative

A COOP Observer measured 11.0 inches of snow at the CO-OP Observer station ZRTM8 Zortman.

Wider weather episode

An upper level trough combined with atmospheric moisture from the Pacific, led to an early season snowstorm which generated heavy snow across much of northeast Montana.

Source: NOAA Storm Events Database, event_id 1139949. Narrative written by the NWS forecast office that issued the report.