Hail — Cascade, Montana

2023-07-30 · near (gfa)malmstrom Afb, Cascade, Montana

Event narrative

Malmstrom AFB personnel reported half dollar size hail occurring on base.

Wider weather episode

After a period of quiet weather, several days of strong to severe thunderstorms occurred during the latter part of July. Chinook was struck the hardest with up to baseball size hail resulting in significant vehicle and structural damage. Harlem and Fort Belknap also received severe hail. Additional severe storms impacted the east side of Great Falls, Belt, and Lewistown with large hail being reported in all three locations.

View location on OpenStreetMap → (47.5066, -111.1881)

Source: NOAA Storm Events Database, event_id 1112517. Narrative written by the NWS forecast office that issued the report.