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 ...

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

That twister also has estimated maximum winds of 210 mph ... The National Weather Service estimates that the winds with the ...

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

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 ...

More than 20 tornadoes occurred across North Dakota during the severe weather outbreak and derecho event on June 20, earlier this year. One of these tornadoes has made ...

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

Preliminary ratings for the twister came in at EF3. Rafferty says the specific damage that led to the EF5 rating ended up ...

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 ...

Meteorologists say a deadly tornado in North Dakota this summer has been upgraded to a top-of-the-scale EF5, and was the ...