Hail — Sanders, Montana

2010-08-02 · near Camas, Sanders, Montana

Event narrative

The NWS storm survey team ran across a pile of hail 15 hours after the hail event occured which was still 0.75 inches in diameter. Hail was likely quite a bit larger when it initially fell.

Wider weather episode

Strong thunderstorms developed across northwest Montana ahead of an approaching upper level trough. The main threat with these storms was heavy rain and some hail. In one case, the thunderstorm sat stationary for an hour and dumped heavy rain over Hot Springs. This led to flash flooding in the area.

View location on OpenStreetMap → (47.6100, -114.6700)

Source: NOAA Storm Events Database, event_id 258070. Narrative written by the NWS forecast office that issued the report.