MAP: These Areas Have The Biggest Tornado Risk

Tracking every tornado since 1950, Visual.ly draws a clear picture of what areas are at risk.

F1, the weakest tornados, occur all over the U.S. But the deadliest tornadoes occur in a few select regions like Alabama, Indiana and Oklahoma.

There have been 750 tornadoes reported in the U.S. in 2012.  Tornado season typically starts in early spring and lasts through summer.

Here’s the map:

by johnmnelson. Browse more data visualizations.

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