Thunderstorm Wind in Beaverhead County, Montana

Thunderstorm Wind September 9, 2025 · Beaverhead County, Montana

64 mph

Measured gust (56 kt)

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

What the National Weather Service wrote

Corrects previous non-thunderstorm wind gust report from 10 WSW Grant. Mesonet station BRRM8 Brenner RAWS measured a 64 mph wind gust. Time is estimated based on radar.

The wider storm

A trough with an embedded disturbance aloft produced isolated showers and thunderstorms across the region. Increased monsoonal moisture from the Southwest U.S. created enough buoyancy to produce a few stronger thunderstorms. One severe storm produced severe winds in Southwest Montana.

Began near Grant (44.9400, -113.2500).

Source: NOAA Storm Events Database, event 1287770. Narratives are written by the National Weather Service forecast office that issued the report.

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