Hail in Silver Bow County, Montana

Hail July 23, 2014 · Silver Bow County, Montana

1 in

Hail diameter

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A trained spotter estimated that 1 hail fell during the thunderstorm.

The wider storm

An unusually strong upper level low that originated from the Gulf of Alaska, moved across northwest Washington on the evening of July 23 into south-central Alberta Canada by the evening of July 24. A mid-level wave tracked north-northeast across eastern Washington State on the afternoon of July 23 helping to initiate several severe thunderstorms. These storms brought wind damage that extended into northwest Montana. A few discrete strong thunderstorms developing over southwest Montana producing large hail near Butte.

Began near Butte (46.0055, -112.5493).

Source: NOAA Storm Events Database, event 530679. Narratives are written by the National Weather Service forecast office that issued the report.

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