F5 tornado raked through two northern Illinois counties on the far southwestern edge of Chicagoland. The twister tore a 16-mile path through parts of the towns of Plainfield and Crystal Lawns that ...

2008: Illinois Sen. Barack Obama accepted the Democratic nomination for president and became the first Black presidential ...

This summer, Meteorologist Jacob Morse has been looking back at significant tornadoes in North Dakota’s history. He wraps up his series in Northwood, where a violent tornado occurred on this date 18 ...

Incredibly, nobody was killed in this tornado, but 12 were injured. Oakfield remains one of only three F5 (or EF5) tornadoes on record in Wisconsin and the only known F/EF5 U.S. tornado to have ...

Just a few feet of floodwater can exert more pressure than an EF5 tornado. "They're both catastrophic even though the damage looks similar," Waller said.

In one of weather history's most fascinating twists, a tragic, deadly, violent tornado in southern Minnesota eventually led ...

Flowing Water Can Do As Much Damage As An EF5 Tornado Water flowing at just over 6 mph has the equivalent force per unit area as air blowing at EF5 tornado wind speeds.

Two of those tornadoes (El Reno and Moore) have been initially rated EF5 and one (Shawnee) was an EF4 - ratings that are considered the most violent tornadoes.

The Joplin tornado, also referred to as the Joplin EF5, struck the city on the evening of Sunday, May 22, 2011. EF5 is the most intense rating on the Enhanced Fujita (EF) Scale for tornadoes.