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 the tornado that passed through Grinnell on Sunday an EF-3 with an estimated peak wind ...

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

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 ...

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

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 ...

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

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

The severity of the damage in the county depends on the specific location, but preliminary assessments show that some areas ...

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