The scale uses damage as a proxy for tornado strength and ranks tornadoes from a 0 (weakest) to 5 (catastrophic). But because ...

When a tornado strikes, a team from the National Weather Service (NWS) is sent out to assess the storm’s wind speeds and ...

A deadly severe weather outbreak spawned at least one tornado in 22 states from May 15 - 21. Among the hardest hit states ...

Following tornadic storms Sunday in Denver, the National Weather Service will conduct storm surveys to determine their ...

A series of outbreaks in March, April and May have produced hundreds of tornadoes, with five of them rating as violent EF4s.

The tornadoes that struck the Kansas towns of Plevna and Grinnell on Sunday were EF3s, the National Weather Service says. No ...

People often think of mountains when they think of Colorado, but the Centennial State isn’t all ski slopes — much of the state looks more like Kansas, and the severe weather reflects that.

The National Weather Service has rated two of the four tornadoes that hit Colorado on Sunday as EF2. Those tornadoes hit the ...

Thankfully, Tuesday was a day with zero injuries and fatalities from severe storms. Unfortunately, that hasn't been the case ...

CLEBURNE COUNTY, Ala. — The National Weather Service in Birmingham has confirmed that a tornado touched down in Cleburne County during May 21st storms. After surveying the damage, meteorologists ...

MILWAUKEE - Tornadoes are categorized on what is called the Enhanced Fujita Scale or EF Scale. The Enhanced Fujita Scale ...