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2024 Hennepin County All -Jurisdiction Hazard Mitigation Plan <br />Volume 2 — Hazard Inventory <br />TABLE 4.3.2A Fujita Scale <br />FujiFujita Scale <br />Enhanced uj ta Scale"' <br />�. <br />73-4112 mph <br />i <br />fii <br />IMF / <br />The follow are records from around the County as well as Hennepin County. <br />Maximum wind speed <br />• United States <br />o 318 MPH (Moore, OK, May 3, 1999) <br />• Hennepin County <br />o 166-200 (estimated) <br />Maximum width <br />• United States <br />o 2.6 miles (El Reno, OK Tornado, May 31, 2013) <br />• Hennepin County <br />o 880 Yards (St. Louis Park, May 22, 2011) <br />Longest track <br />• United States <br />o 235 miles (Tri-State Tornado, March 18, 1925) <br />• Hennepin County <br />o Hennepin: 70.9 Miles (June 23, 1952) <br />Fastest forward motion: <br />• United States <br />o 73MPH (Tri-State Tornado, March 18, 1925) <br />• Hennepin County <br />o 30 MPH (Champlin -Anoka Tornado, June 181h, 1939)4 <br />Largest outbreak <br />• United States <br />o 211 tornadoes in 24 hours (SE US outbreak, April 27, 2011) <br />• Hennepin County <br />o 3 tornadoes in 3 hours (May 6, 1965) <br />Longest duration <br />• United States <br />o 3.5 hours (Tri-State Tornado, March 18, 2915) <br />70 <br />