Where tornadose occur in the usa

Tornadoes can occur all over the place, but are most commonly occuring in Tornado Alley (it's in the central of the US, In places like Oklahoma and stuff)

Tornadoes can form anywhere in the world, but they form most often in regions with flat, dry terrain. Most devastating tornadoes form in Tornado Alley, a region of the Central United States that includes Northern Texas, Oklahoma, Kansas, and Nebraska.