Tornadoes can occur in the U.S. at any time but they are most common in the spring.
They happen around America and Texas (USA). Ohio and many places windy and rainy.
Tornadoes can happen in any place that gets thunderstorms.
Yes, tornadoes occur quite regularly in Britain. In fact Britain experiences 5 times as many tornadoes per unit area as USA
Tornadoes happen in Miami for the same reason they happen anywhere else. See the related question for how tornadoes form in general.
Tornadoes can happen in Ottawa. Canada does get tornadoes, though not as often as the U.S. due to its cooler climate.
Tornadoes can happen anywhere in the world except cold areas like Antarctica and the north pole. Tornadoes are mostly common in United States.
Yes. Tornadoes, including some significant ones, can and do happen the the Philippines.
Tornadoes happen in the summer every year.
Most tornadoes in the U.S. happen in spring and early summer.
Tornadoes can happen anywhere - they're usually formed from severe thunderstorms.
Tornado's normally in occur in Texas and the USA but other places too.
Sicily Tornadoes happened in 1851.