High-end tornadoes are probably the last thing on your mind the week before Christmas. Sadly, violent December tornadoes have happened in the past.

Tornadoes are a relatively rare event. Only a tiny percentage of thunderstorms ever go on to produce a tornado. No two twisters are alike—and some of those storms are truly bizarre. From twin ...

It may be hard to believe that with an average of 1,200 tornadoes each year in the United States, we haven’t seen an EF5-rated twister in more than 11 years. But that doesn’t mean the number of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. At the time it was the largest tornado ...