It's down the middle of North America, so you guess the sum.
However, there is on set agreement on what area Tornado Alley Covers, so different maps will show it in a wide variety of sizes.
Because it doesn't get as many tornadoes as tornado alley.
Tornado Alley itself is not destructive, but the tornadoes that frequent it can be. The tornadoes in Tornado Alley destroy many homes each year.
Tornado Alley experiences and estimated 800 tornadoes each year.
Alley
There is no before or after Tornado Alley. Tornado Alley is a place, not an event.Before a tornado outbreak the weather is often hot and humid. After the outbreak it is usually cooler and drier, but many areas are heavily damaged.
No. While Ontario does get tornadoes, it is nowhere near Tornado Alley. Tornado Alley is farther west.
Yes. Tornado Alley is in the south of the U.S.A.
No, tornado alley is not moving east. It will always be a region of high tornado frequency. You may be referring to the relatively high frequency of tornadoes in the Deep South, which is called Dixie Alley. There are plenty of tornadoes here as well, just not quite as many as Tornado Alley in the Midwest.
Most likely about 700 tornadoes affect tornado alley each year.
Tornado Alley does not have official boundaries. Depending on how the map is drawn Leander could be considered just inside or just outside Tornado Alley.
Tornado Alley.
Western Missouri is generally considered to be in Tornado Alley.