The Devastation of the Rochelle Fairdale Tornado: A Detailed Damage Analysis

TLDRIn this video, we analyze the damage caused by the Rochelle Fairdale EF4 tornado on April 9, 2015. The tornado was on the ground for 41 minutes, carved a path of 30.1 miles, and had a peak width of 700 yards. There were two fatalities and several injuries. We explore the meteorological setup, including the severe weather outbreak in the Midwest, and dive into the physics of tornado damage using the concrete silo as a case study.

Key insights

⚡️The Rochelle Fairdale tornado was rated EF4 with a peak wind estimation of 200 mph.

🌪️The tornado was on the ground for 41 minutes and carved a path of 30.1 miles.

💔The tornado caused severe damage to the town of Fairdale, with several homes destroyed.

🌬️The tornado incorporated sub-vortices, resulting in a swirling path of destruction.

🏢The age and construction of buildings in the affected areas influenced the level of damage.

Q&A

What was the rating and intensity of the Rochelle Fairdale tornado?

The tornado was rated EF4 with a peak wind estimation of 200 mph.

How long was the tornado on the ground?

The tornado was on the ground for 41 minutes.

What was the extent of the damage in Fairdale?

Fairdale experienced severe damage, with several homes destroyed.

Did the tornado exhibit any unique characteristics?

Yes, the tornado incorporated sub-vortices, resulting in a swirling path of destruction.

How did the age and construction of buildings affect the damage?

The age and construction of buildings in the affected areas influenced the level of damage.

Timestamped Summary

00:00Introduction to the damage analysis of the Rochelle Fairdale EF4 tornado.

08:23Discussion of an unknown damage indicator and estimation of wind speed required to move and topple a concrete silo.

10:05Overview of the tornado's track and intensity, highlighting areas of severe damage.

12:40Calculation of the gravitational force and wind force acting on the concrete silo.