Hail — Chouteau, Montana

2024-06-21 · near Genou, Chouteau, Montana

Event narrative

A photo submitted from the public showed estimated 2.5 inch hail, along with damage to a vehicle windshield. Time was estimated via radar.

Wider weather episode

A shortwave within southwesterly flow aloft resulted in a few thunderstorms June 20 ahead of a more robust shortwave that brought numerous strong to severe thunderstorms to the region June 21. Moist low level easterly flow, the passing shortwave and ample westerly flow aloft resulted in a favorable environment for supercells the 21st, primarily capable of producing large hail.

View location on OpenStreetMap → (47.9000, -111.1800)

Source: NOAA Storm Events Database, event_id 1176034. Narrative written by the NWS forecast office that issued the report.