A catastrophic EF-5 tornado tore through Greensburg, Kansas, with winds estimated at over 200 miles per hour and a path ...

Tornadoes are rated on the EF scale based on the damage that they cause, but meteorologists only have 28 indicators to use ...

On May 4, 2007, an EF5 tornado tore through Greensburg. Nearly 95% of the town received damage.

A deadly tornado that tore across southeastern North Dakota this summer has been upgraded to an EF5 with winds topping 200 mph (322 kph), the strongest classification of tornado and the first ...

Emergency managers issue warning for residents in tornado-prone areas - Emergency managers, who responded to some of the worst tornadoes in the country last year, have a message for Americans ...

In April 1974, the small town of Tanner, Alabama experienced one of the most extraordinary weather disasters ever recorded. Within just 30 minutes, two massive EF5 tornadoes from the same supercell ...