The most rare and extreme form of tornado struck eastern North Dakota in June, but experts just determined how strong it ...

After over 12 years, the EF5 tornado drought in the U.S. has come to an end. A tornado that struck Enderlin, North Dakota, in June was just upgraded to an EF5. Find the details here.

The nation's longest "drought" between EF5 tornadoes has come to an end, scientists from the National Weather Service ...

NORTH DAKOTA Deadly tornado classified EF5 A deadly tornado that tore across southeastern North Dakota this summer has been ...

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

Initially, this tornado was rated an EF3. But due to work from the Northern Tornadoes Project of Western University in ...

AUSTIN (KXAN) — A 12-year “drought” of EF5 tornadoes has ended, after the National Weather Service upgraded a tornado in North Dakota to EF5 status. The tornado touched down near Enderlin, North ...

After 12 years, the U.S. has its first EF5 tornado. Meteorologist Andrew Stutzke breaks down why this could mean other ...

The National Weather Service increased the official categorization of tornado that hit North Dakota in June to the highest class.

Meteorologists from the National Weather Service office in Grand Forks estimated the tornado’s winds reached 210 mph, according to the newly released analysis.