May 11 marks a solemn double milestone in Texas weather history: the state’s deadliest tornado and the strongest. Although they struck 17 years apart, both storms hit on May 11 and left lasting ...

From the archives: World-Famous Tornado Researcher Launched Career in Hiroshima, Nagasaki This data led to the development of the Fujita Scale (F0-F5) in 1971, which was later updated in 2007 to ...

LOUIS (AP) — At least seven people died and authorities were searching from building to building for people who were trapped or hurt after severe storms including at least one possible tornado ...