Tornado in Jefferson County, Montana
Tornado August 6, 2023 · Jefferson County, Montana
The path drawn at its surveyed width of 70 yards (0.04 mi) — zoom in and the swath grows to true scale. Other tornadoes recorded nearby that day are shown faint.
What the National Weather Service wrote
Emergency manager relayed photos, and several photos were received via social media, of a well documented tornado in the Whitetail Basin. No structural damage occurred and most areas were inaccessible to the NWS storm survey team.
The wider storm
A closed 500 mb low over the Pacific Northwest opened up and shifted toward the Northern Rockies during this period. This wave, in combination with daytime heating, resulted in showers and thunderstorms across the region August 6th. Shear was meager, but was maximized locally to produce one tornado in Jefferson County. Additionally, a landspout was observed in southern Beaverhead County near the Idaho border.
Began near Boulder Arpt (46.0790, -112.1330).
Other tornadoes from the same storm system
1 more tornado the National Weather Service filed under this storm episode.
Source: NOAA Storm Events Database, event 1115297. Narratives are written by the National Weather Service forecast office that issued the report.
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