National Weather Service United States Department of Commerce

Thurman, Colorado Tornado of 1924
 

On August 10th, 1924, a large tornado developed west southwest of Thurman, Colorado around 1 pm.  The tornado tracked northeast and hit the town of Thurman.  In addition, a local gathering at the farm of Henry Kuhns, 4 miles east northeast of Thurman, was also hit.   10 people were killed at the farm, which included several children.  This remains the deadliest tornado in the state of Colorado.  The tornado was estimated to have been 1/2 mile wide and traveled at least 8 miles.  This tornado may have been an EF4 on the Enhanced Fujita Scale with wind speeds exceeding 165 mph.
 

A map along with an estimated tornado path is shown below.