Flash Flood in Boulder County, Colorado

Flash Flood July 31, 2021 · Boulder County, Colorado

$10K

Damage as recorded

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

What the National Weather Service wrote

Localized flash flooding reported from Geer Canyon to Left Hand Canyon to CO36.

Heavy rain in the Calwood burn areas caused flash flooding from Geer Canyon Drive to CO 36.

Began near Jamestown (40.1300, -105.3500).

Source: NOAA Storm Events Database, event 975293. Narratives are written by the National Weather Service forecast office that issued the report.

See every tornado that passed near a place you know, measured to its path.