How do tornadoes form?

Tornado forming
(QMI Agency file photo)

Tornado forming (QMI Agency file photo)

QMI GRAPHICS

, Last Updated: 7:22 PM ET

You know they're deadly and you know they're destructive, but how exactly do tornadoes form?

While Tornado Alley is known to stretch into northern Texas, Oklahoma, Nebraska and Kansas, Canada is also a hotspot for twisters, particularly in southwestern Ontario and the southern part of the Prairies.

Click below to see the conditions needed in order for a tornado to materialize.


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