Areas of Strong Tornado Occurrence
WorldPhysical EnvironmentThe areas that show the greatest concentration of dots have the highest frequency of tornadoes
Tornado Archive A world map shows areas of strong tornado occurrences, marked in red dots. Tornadoes cluster mainly in the eastern region of North America. Other regions include Argentina, parts of Europe, Japan, Bangladesh, Australia, New Zealand, and southern Africa.
Areas of Strong Tornado Occurrence | Areas of Strong Tornado Occurrence | Areas of Strong Tornado Occurrence | Areas of Strong Tornado Occurrence | Arctic | California | Eastern Woodlands, Northeast | Great Basin | Northwest Coast | Plains | Plateau | Southwest | Subarctic | Major Manufacturing Regions | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Alaska | 45.7% | 1.02% | 46.0% | |||||||||||
Arizona | 5 | 1 | 8.41% | 91.6% | ||||||||||
Utah | 2 | 98.8% | 1.20% | |||||||||||
Yukon | 6.48% | 92.2% | ||||||||||||
Northwest Territories | 13.2% | 69.8% | ||||||||||||
District of Columbia | 100% | |||||||||||||
Idaho | 1 | 78.0% | 22.0% | |||||||||||
Vermont | 1 | 100% | ||||||||||||
Wyoming | 15 | 3 | 62.6% | 37.4% | ||||||||||
Nunavut | 35.9% | 6.18% | ||||||||||||
Montana | 8 | 4 | 9.49% | 74.5% | 16.0% | |||||||||
North Dakota | 38 | 6 | 5 | 1.37% | 98.6% | |||||||||
Kentucky | 87 | 26 | 2 | 82.5% | ||||||||||
Nova Scotia | 78.9% | |||||||||||||
Saskatchewan | 7 | 38.0% | 62.0% | |||||||||||
West Virginia | 4 | 64.1% | ||||||||||||
Nebraska | 67 | 13 | 7 | 100% | ||||||||||
Missouri | 95 | 36 | 7 | 1 | 12.0% | 82.4% | ||||||||
New Brunswick | 99.0% | |||||||||||||
New Mexico | 7 | 2.83% | 97.2% | |||||||||||
Kansas | 82 | 56 | 10 | 1 | 100% | |||||||||
British Columbia | 1 | 4.67% | 18.1% | 57.3% | ||||||||||
Newfoundland and Labrador | 10.1% | 67.6% | ||||||||||||
Alberta | 9 | 31.3% | 4.22% | 64.5% | ||||||||||
Colorado | 25 | 3 | 60.5% | 25.0% | 14.5% | |||||||||
Nevada | 99.9% | |||||||||||||
Québec | 30 | 1 | 11.3% | 64.2% | ||||||||||
Manitoba | 5 | 4 | 1 | 1 | 10.8% | 7.55% | 81.6% | |||||||
Oklahoma | 104 | 29 | 8 | 2 | 92.6% | |||||||||
Tennessee | 82 | 27 | 8 | 11.6% | ||||||||||
Ontario | 46 | 1 | 47.4% | 52.5% | ||||||||||
Arkansas | 105 | 23 | 4 | 35.1% | ||||||||||
South Dakota | 47 | 7 | 4 | 100% | ||||||||||
Minnesota | 60 | 11 | 4 | 44.4% | 55.6% | |||||||||
Iowa | 86 | 17 | 4 | 1 | 27.3% | 72.7% | ||||||||
Florida | 31 | 6 | 1.05% | |||||||||||
New Hampshire | 2 | 99.9% | 9.56% | |||||||||||
Rhode Island | 96.5% | 95.4% | ||||||||||||
Washington | 1 | 65.1% | 2.09% | |||||||||||
Maine | 99.2% | 1.13% | ||||||||||||
Virginia | 28 | 8 | 45.2% | 1.67% | ||||||||||
Delaware | 3 | 96.5% | 99.2% | |||||||||||
Mississippi | 162 | 45 | 7 | 2 | 7.80% | |||||||||
Texas | 193 | 46 | 7 | 50.9% | 39.0% | 4.52% | ||||||||
Louisiana | 93 | 15 | 2 | 41.4% | ||||||||||
North Carolina | 54 | 12 | 27.2% | 25.1% | ||||||||||
Oregon | 2 | 53.9% | 18.0% | 3.46% | ||||||||||
Alabama | 149 | 34 | 13 | 2 | 21.3% | |||||||||
Wisconsin | 32 | 11 | 96.4% | 3.59% | 5.64% | |||||||||
New Jersey | 2 | 1 | 98.7% | 99.7% | ||||||||||
South Carolina | 46 | 15 | 1 | 4.41% | ||||||||||
Michigan | 20 | 3 | 100% | 7.08% | ||||||||||
Connecticut | 99.4% | 96.8% | ||||||||||||
Pennsylvania | 31 | 3 | 100% | 8.60% | ||||||||||
Massachusetts | 2 | 1 | 98.0% | 69.1% | ||||||||||
Georgia | 90 | 31 | 4 | 16.0% | ||||||||||
New York | 17 | 1 | 99.5% | 5.11% | ||||||||||
Maryland | 8 | 1 | 96.7% | 44.6% | ||||||||||
California | 3 | 77.4% | 20.3% | 1.70% | 9.09% | |||||||||
Ohio | 42 | 7 | 3 | 100% | 13.6% | |||||||||
Indiana | 58 | 18 | 1 | 100% | 3.18% | |||||||||
Illinois | 108 | 21 | 6 | 98.8% | 6.47% | |||||||||
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