kxrb40m
The Most Powerful Tornado to EVER Hit Iowa
The most powerful and deadliest tornado ever to hit the state of Iowa occurred around the Charles City area on May 15, 1968.
Nearly 700 people were killed 100 years ago this week in the deadliest US tornado
The deadliest tornado in recorded U.S. history occurred 100 years ago. The Tri-State Tornado touched down in southeastern ...
Yale Climate Connections13d
New study reveals potential cause of a ‘drought’ in violent EF5 tornadoes
A quirky aspect of the way we measure twisters helps explain why there hasn't been a top-tier-rated tornado in 12 years.
Hosted on MSN23d
Where Have All The EF5 Tornadoes Gone? The Surprising Reason Behind The 11-Year Drought
But the biggest difference ... for various types of buildings and structures. As a result, tornadoes that might have been classified as F5 under the old system could now be assigned an EF4 ...
wqad15d
Where did all the EF5 tornadoes go? New study explores the decade-long mystery
The scale ranked these tornadoes from F0 (weakest) to F5 (strongest ... 2007. What's the biggest difference? This new scale includes more types of structures and vegetation along with the ...
Yahoo8d
'Biggest weather, tornado event of the year' expected to hit Northwest Florida Saturday
Northwest Florida and the Panhandle are expected to see severe thunderstorms Saturday stemming from what AccuWeather says could be the biggest severe weather and tornado event of the year so far.