Add Yahoo as a preferred source to see more of our stories on Google. A funnel cloud touches down north of Jarrell along Interstate 35 on May 27, 1997. The violent storms that ripped through four ...

Around 1,200 tornadoes occur on average in the United States each year and every one of them gets its own rating on the Enhanced Fujita Scale.

AUSTIN (KXAN) — This severe weather season has been an active one, with dozens of tornados causing damage across the country. The National Weather Service uses a lot of tools to measure these storms, ...