Hail — Granite, Montana

2012-06-04 · near Philipsburg Arpt, Granite, Montana

Event narrative

A spotter 3 miles southwest of Georgetown estimated 1.00 inch hail, and heavy rain.

Wider weather episode

A large Pacific trough of low pressure approached western Montana in early June, setting up a moist southwest flow over the region. In addition, day time heating produced a very unstable atmosphere, which created an environment conducive to thunderstorms with heavy rain, hail, and strong winds.

View location on OpenStreetMap → (46.1700, -113.3000)

Source: NOAA Storm Events Database, event_id 385526. Narrative written by the NWS forecast office that issued the report.