El Reno Tornado Breaks Former Widest Record
May
22
2004
Description
The U.S. town of Hallam, Nebraska is wiped out by a powerful F4 tornado (part of the May 2004 tornado outbreak sequence) which kills one resident, and becomes the widest tornado on record at 2.5 miles (4.0 km) wide; a record that wouldn't be broken until a the El Reno tornado on May 31, 2013.
Location
Event Panel