Flash Flood in Bannock County, Idaho
Flash Flood August 17, 2023 · Bannock County, Idaho
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
One to two inches of rain fell in Chubbuck in a 3 hour time frame and caused some flash flooding on roads and a few basements. The interstate 86 underpass on Hawthorne Road flooded. Interstate 86 flooded with 2 feet of water standing in an active construction zone. Water was pumped off of road but traffic significantly impaired. Garage and basement flooding in the Chubbuck and Galena Road area.
The wider storm
Extremely heavy rainfall caused some flash flooding in the Pocatello area and American Falls. One to 2.5 inches of rain fell in a 3 hour time span.
Began near Chubbuck (42.9200, -112.5093).
Source: NOAA Storm Events Database, event 1131528. Narratives are written by the National Weather Service forecast office that issued the report.
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