Las Vegas Sun

EF5 tornadoes — the most powerful classification — rarely occur

Meteorologists said this week that a deadly tornado in North Dakota this summer has been upgraded to a top-of-the-scale EF5, ...

First EF5 tornado to strike the US in over a decade just confirmed by experts

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

North Dakota monster EF5 tornado with lethal 200-mph winds caught on camera

EF5 tornadoes, which are the highest level on the Enhanced Fujita Scale used to determine tornado strength, carry winds of at least 201 mph. Tornadoes of this magnitude are a rarity. Only 60 tornadoes ...

EF5 tornado that killed 3 in North Dakota was the nation's first in 12 years

It was the strongest classification of tornado and the first confirmed on American soil in a dozen years, meteorologists said ...
FOX 9 Minneapolis-St. Paul on MSN

How new research led to North Dakota tornado's EF5 upgrade

A powerful tornado struck Enderlin, North Dakota, on June 20, causing significant damage and leading to a rare EF5 classification after new research. Here's what went into the new research that led to ...
FOX 9 Minneapolis-St. Paul on MSN

Deadly North Dakota tornado upgraded to EF5, the first in US in 12 years

A deadly tornado in Enderlin, North Dakota, on June 20 has been upgraded to an EF5, marking the first EF5 tornado in the ...