The National Weather Service said the EF5 twister in North Dakota packed winds stronger than 200 mph, underscoring risks that climate change brings.

ENDERLIN, N.D. — A tornado that killed three people this summer in southeast North Dakota has been reclassified EF5, the most ...

Tornadoes are a relatively rare event. Only a tiny percentage of thunderstorms ever go on to produce a tornado. No two twisters are alike—and some of those storms are truly bizarre. From twin ...

In the immediate aftermath of a tornadic storm, the National Weather Service compiles damage reports from the public, ...

A 12-year "drought" of EF5 tornadoes has ended, after the National Weather Service upgraded a tornado in North Dakota to EF5 ...

New forensic damage analysis confirms Enderlin, ND tornado exceeded 210 MPH winds, ending the longest streak without an EF-5 ...

Teacher captures the moment the EF-5 tornado hit Briarwood Elementary. May 23, 2013— -- Cellphone video recorded by an Oklahoma teacher at Briarwood Elementary School shows the exact moment an ...

Two historic, extreme weather events separated by just over 100 miles happened on one July day in the upper Midwest. On July 18, 1996, 29 years ago this evening, a violent tornado roared through the ...

We've discussed May's deserved reputation for both violent tornadoes and large outbreaks. In Texas, two of its worst tornadoes of all time happened in the middle of May, each in one of the state's ...

The deadly tornado that ripped through rural Enderlin, North Dakota, in June has been upgraded from EF4 to an EF5, making it ...