Tornado Density Map US
Tornado density map US: where tornadoes strike most in America. State-by-state tornado risk maps and regional distribution.
Highest Tornado Density States
Oklahoma - ~65/year, highest per square mile
Kansas - ~90/year
Iowa - ~50/year
Nebraska - ~55/year
Illinois - ~50/year
Great Plains dominates density
Highest Total Tornado Count
Texas - 155/year (largest state area)
Kansas - 90/year
Oklahoma - 65/year
Florida - 50/year
Nebraska - 55/year
Multiple factors affect count
Dixie Alley States
Alabama - 50/year (violent tornado hotspot)
Mississippi - 45/year
Tennessee - 30/year (Nashville corridor)
Georgia - 30/year
Louisiana - 30/year
Higher casualty rates
Lower Density Regions
Pacific Northwest - 2-3/year
Mountain West - 5-10/year
Northeast - 10-15/year total
Alaska - essentially 0
Hawaii - less than 1
Density by Region
Great Plains: highest density and count
Dixie Alley: high count, violent events
Ohio Valley: outbreak corridor
Northeast: rare but occur
West Coast: very rare
Regional Migration Trends
Activity may be shifting eastward
Dixie Alley expanding
Great Plains showing some decreases
Complex multi-decade patterns
Ongoing research
Using the Data
Understand regional risk
Home purchase decisions
Insurance implications
Emergency preparation priorities
Family planning
Try the interactive simulator
Place an EF0–EF5 tornado anywhere in the world and see modeled fatalities, structural damage, and economic loss based on real census data.
Launch simulator →Try the interactive simulator
Place an EF0–EF5 tornado anywhere in the world and see modeled fatalities, structural damage, and economic loss based on real census data.
Launch simulator →