U.S. number of fatalities caused by tornadoes 2021 | Statista
Annual 2014 Tornadoes Report | National Centers for Environmental Information (NCEI)
Tornado Maps for Illinois, Illinois State Climatologist Office, Illinois State Water Survey, U of I
Tornadoes in Illinois – Illinois State Climatologist
The Fujita Scale
Weather and Forecasting
Archived Graphs | III
Storm Prediction Center Current Year Tornado Summary
ATMO336 - Spring 2022
America's Top Weather Killer Is Not Tornadoes, Flooding, Lightning or Hurricanes – It's Heat | Weather Underground
Tornadoes of 2011 - Wikipedia
U.S.: number of tornadoes 2021 | Statista
No Tornado-Related Deaths Have Occurred in the U.S. For a Record 240+ Days | The Weather Channel
April tornado deaths since 1950 - ustornadoes.com
How Many People Have Died From Tornadoes? (Infographic) | Live Science
Tornado Damage, Safety, and Myths | METEO 3: Introductory Meteorology
Number of Tornadoes from 1995-2011
US Annual Tornado Death Tolls, 1875-present – NSSL News
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Weather Related Fatality and Injury Statistics
Killer Tornadoes by Month
April tornado deaths since 1950 - ustornadoes.com
2018 was an all-time record quiet year for tornadoes in the U.S. | 12news.com
Monthly and Annual Numbers of Tornadoes - Graphs and Maps | NOAA Climate.gov
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6 First Alert Severe Weather Awareness Week: Tornado Alley may be shifting
