Flash Flood in Jefferson County, Montana

Flash Flood June 27, 2023 · Jefferson County, Montana

$100K

Damage as recorded

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

What the National Weather Service wrote

Jefferson County Sheriff's Office reported Milligan Canyon Road was washed out in several locations due to heavy rainfall.

The wider storm

An unstable airmass with a minor weather disturbance resulted in afternoon showers and thunderstorms, with locally severe weather occurring. Isolated locations also experienced flooding, such as portions of Jefferson County where Milligan Canyon Road was washed out in several locations.

Began near Cardwell (45.9031, -111.6900).

Source: NOAA Storm Events Database, event 1109200. Narratives are written by the National Weather Service forecast office that issued the report.

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