A supercell thunderstorm produced a brief EF0 tornado north of Sweet Briar Lake in Morton county on July 9, 2013. The tornado damaged or destroyed three barns and destroyed two grain bins at a farmstead.
For reference, the Enhanced Fujita Tornado Scale classifies tornadoes into the following categories:
Storm as it went went across Morton County, ND
Photo courtesy of Dan Brothers
Bismarck radar (reflectivity) image at 352 PM CDT
Bismarck radar (storm relative velocity) image at 352 PM CDT
Bismarck radar (reflectivity) image at 357 PM CDT
The National Weather Service wishes to thank Morton county emergency management, law enforcement, and county residents for providing detailed storm reports.