enhanced fujita scale

Forecasters stunned after South Dakota records first-ever tornado in February

The National Weather Service shared news of the twister, which arrived far earlier in the year than most tornadoes in the Mount Rushmore State.

KFGO · 1d

First ever documented February tornado in South Dakota classified as ‘EF U’

WATERTOWN, S.D. (KFGO KWAT) – South Dakota’s first-ever documented tornado in February will go down as an “EF-U” on the Fujita scale, which gives twisters a ranking from EF-0 to EF-5, based on their strength and wind speed.

Yahoo · 2d

South Dakota's First February Tornado On Record Was One Week After Arctic Cold Outbreak

It's one of the weirdest things we've seen in 2025's weather, so far. A winter tornado in one of America's coldest states. Here's what happened and why.

Post-Bulletin · 1d

John Wheeler: South Dakota reported its first February tornado earlier this week

A tornado touched down during the late afternoon of Monday, Feb. 24, in open country southeast of Watertown, S.D. This is the first tornado on record in South Dakota during the three winter months. As dramatic as this sounds,

A Recent Plains Tornado Was Rated EFU. You Read That Right – Here's What It Means

A prime example happened Feb. 24 in South Dakota, when a brief tornado documented by a storm chaser spun up over an open ...

22h

Where did all the EF5 tornadoes go? New study explores the decade-long mystery

A recent study explores the puzzling decline in EF5 tornadoes, contributing it to more strict criteria in the Enhanced Fujita scale introduced in 2007.

13d

Dangerous setup for tornadoes and flash flooding in south-central US this weekend

A dangerous weekend is about to unfold across the lower Mississippi and Tennessee valleys as severe thunderstorms and torrential downpours blast the region, endangering lives and property, AccuWeather ...

Where Have All The EF5 Tornadoes Gone? The Surprising Reason Behind The 11-Year Drought

Despite the number of tornadoes increasing in the U.S., it’s been over 11 years since the last EF5 was recorded. But does ...

Absence of EF5 tornadoes maybe because of damage assessments, not changes in weather patterns

Research published by the American Meteorological Society suggests the more than decade long drought of the strongest tornadoes is due to stricter use of damage ratings versus any type of change to ...

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