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

Tornadoes can get extremely large, and that's terrifying. Watch this video to learn about the largest tornado ever known to have formed, the El Reno tornado in 2013.

But back on May 13, 2013, the El Reno tornado took the cake for being the widest tornado ever record. At its widest point, this monster stretched over a whopping 2.6 miles. For reference, that ...

While it may not have had the strongest winds ever observed, no tornado in recorded history has ever surpassed the size of the storm that occurred just outside of El Reno, Oklahoma, on the afternoon ...

"The thing about El Reno is we are more than a community, we are a family," Mayor White said. "We're going to overcome this." A deadly tornado touched down in El Reno, Oklahoma, late Saturday ...

KOCO 5 Chief Meteorologist Damon Lane said severe weather could work its way across the state Thursday morning.

Here's the story about the strongest wind speed measured on the Earth's surface, and how it took 14 years for this ...

This is the time of year, when Texas sees more severe thunderstorms that can spawn tornadoes, you might hear more about where a twister ranked on the Enhanced Fujita scale or its EF rating. Among the ...