The powerful F5 tornado level 200 city blocks and killed more than 100 people in the city — making it the deadliest tornado ...

Oklahoma hasn't seen a record-breaking storm season yet this spring, but the rest of the country has had a busy and dangerous start to the severe weather season.

More than a dozen twisters ripped across the US Wednesday, including a tornado in Owasso, Oklahoma, that damaged buildings, ...

A likely tornado barreled through the northeastern Oklahoma town of Owasso on Wednesday morning, leaving behind a trail of ...

The updated forecast on Tuesday enlarged the area in Oklahoma that could see severe storms, which could include tornadoes and ...

A tornado reportedly touched down and caused damage in Owasso while severe storms moved through northeastern Oklahoma.

The National Weather Service in Tulsa confirmed evidence of an EF1 tornado with winds estimated at around 100-110 mph.

So far, a confirmed tornado was reported in Pearsonia in Osage County around 5:12 a.m., in Owasso around 6:38 a.m., and in ...

Tornadoes are expected to touch down in parts of the U.S. South on Friday, from northeastern Texas and southeastern Oklahoma ...

Tornadoes and violent winds flattened homes and ripped apart buildings from Oklahoma to Indiana in the first round of storms ...

A tornado watch is already in effect for much of Oklahoma as another round of severe storms moves through the state Wednesday ...

From flying cows to climate change warnings: how 'A Brief History of Chasing Storms' chronicles the history of the tornado in ...