Minnesota averages 45 tornadoes per year, ranking 8th nationally. The state has extensive tornado history including the 2010 Wadena EF4 that struck the small town of Wadena, and multiple outbreaks over the years. Minnesota's tornado season peaks in summer.
Struck Wadena, Minnesota with 170 mph winds. Widespread destruction. 3 killed. One of Minnesota's most significant recent tornadoes.
13 killed across the Twin Cities metro. Six tornadoes hit within one hour. F4 struck Fridley area.
Historical F5 - one of Minnesota's only officially rated F5 events. Struck Fergus Falls. 57 killed.
Struck small central Minnesota community. Notable for warning effectiveness.
Minnesota sits in the northern portion of Tornado Alley. Gulf moisture reaches the state during summer months.
Unlike more southern states, Minnesota's tornado peak is summer (June-August).
Summer cold fronts frequently move through Minnesota.
Lake effect and jet stream patterns influence tornado formation.
Twin Cities, Rochester, Mankato. Higher tornado density.
St. Cloud, Alexandria. Moderate tornado risk.
Duluth, International Falls. Lower tornado density but do occur.
Fergus Falls area, Wadena. Historical significant events.
Minnesota has comprehensive tornado preparedness: