Independent researcher Thomas Grazulis has embarked on a major update of his magnum opus: the 1340-page Significant Tornadoes ... Worcester was probably an F5, although it is officially ranked ...

Thirty-eight significant tornadoes touched down with 18 of them considered violent (F4-F5) wiping out neighborhoods, and killing hundreds and injuring thousands in Midwestern states. Four ...

Dangerous storms plow east: Intense and violent tornadoes have destroyed homes and farms in Missouri and Arkansas, as well as toppling a radio tower in Indiana. About 14 million people are under ...

The threat of tornadoes continued well into the night with a large twister spotted around Tabor, Iowa, after sunset. Videos and Doppler radar indicated that a strong tornado passed through Fremont ...

which rated tornadoes from F0 to F5, based on estimated wind speeds and observed damage. Then, in 2007, the weather service adopted the Enhanced Fujita scale, which better reflected actual storm ...

You can get in touch with Yevgeny by emailing [email protected] Terrifying videos of a violent tornado ... hundreds of feet into the air. The tornadoes arrived as a powerful spring storm ...

The National Weather Service Fort Worth Monday confirmed three tornadoes in Parker County after severe storms blew through ...

Of the 10 tornadoes that touched down during this event, five were extremely intense and long-lived F4 and F5 tornadoes. Of the five violent tornadoes that day, three had an F5 rating, meaning ...