Texas sees an average of 135 tornadoes each year, the most of any U.S. state. Here's a look at the worst ones in the Lone ...

A relatively weak tornado produced a record-breaking and more-than-mile-wide swath of damage in Iowa. Here's how that stacks ...

The National Weather Service confirmed a weak tornado caused damage to a neighborhood on the northwest edge of town on Sunday ...

The NWS confirmed that four tornadoes touched down on Sunday as thunderstorms swept through parts of the state.

The National Weather Service confirms a second tornado touched down in an April 17 Iowa outbreak and says the first was ...

Interestingly, a separate EF1 tornado caused damage just east of ... Tornadoes Are Rated On The Enhanced Fujita Scale: Survey crews assign a rating from EF0 (light damage) to the rare EF5 ...

which is the weakest rating for a tornado on the EF Scale with winds between 65 and 85 mph. The fourth tornado, confirmed by NWS Monday night, was rated as an EF1 that touched down in Fayette ...

This may have limited the intensity rating of the tornado since the Enhanced Fujita scale is built on damage ... only weak damage equivalent to EF0 to EF1," NOAA's Storm Prediction Center says.