Hail — Sanders, Montana

2010-07-31 · near Agency, Sanders, Montana

Event narrative

A trained spotter two miles east of Dixon reported hail to the size of quarters with some larger pieces in the mix.

Wider weather episode

Instability and increasing flow aloft combined with an upper low and moisture over north central Oregon produced favorable conditions for severe thunderstorms across the northern Rockies. The main threat with these storms was for large hail, ranging in size from 0.75 inches in diameter up to 1.75 inches in diameter. Heavy rain also accompanied these storms.

View location on OpenStreetMap → (47.3200, -114.2700)

Source: NOAA Storm Events Database, event_id 252761. Narrative written by the NWS forecast office that issued the report.