Tornado season is March through June, although they can (and do) occur in every month of the year. About 1,300 tornadoes form in the United States every year, according to AccuWeather. On average about 60 people are killed by tornadoes every year. Even a few seconds' warning can save lives and minimize injury by allowing sufficient time to seek shelter. The following … [Read more...] about Top 5 Best Selling Tornado Alert Devices