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

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

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

The National Weather Service has rated the tornado that passed through Grinnell on Sunday an EF-3 with an estimated peak wind ...

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

The National Weather Service has finished its survey of the deadly tornado that ripped through southeastern Kentucky last ...

Join Meteorologist Casey Dorn as he explains how the Enhanced Fujita (EF) Scale helps assess tornado intensity based on ...

It's been 12 years since the historic, deadly Moore, Oklahoma, EF5 tornado. New research has given light as to why no U.S.

A National Weather Service official said it was the deadliest tornado to ever come through the Jackson office's warning area.

A massive tornado that tore through Lubbock on May 11, 1970, killed 26 people, left more than 500 injured, and caused $100 ...

A wide swath of tree damage was reported in Gloucester and Atlantic counties last Friday, from New Jersey's longest tornado ...

The National Weather Service determined the tornadoes that touched down in Colorado on Sunday caused “considerable” damage. However, these were far from the most destructive tornadoes in ...