Debris Flow — Granite, Montana

2023-06-07 · near Nimrod, Granite, Montana

Event narrative

A layer of mud was found caked over the Drummond Frontage Road the day after the rainfall which depicted that a debris flow had occurred.

Wider weather episode

Anomalous atmospheric moisture combined with slow moving thunderstorms caused copious amounts of rain and in some places flooding.

View location on OpenStreetMap → (46.7681, -113.5461)

Source: NOAA Storm Events Database, event_id 1101173. Narrative written by the NWS forecast office that issued the report.