No. While F3 tornadoes can be deadly they are not the deadliest. F5 tornadoes are the most destructive and generally the deadliest. The highest death toll from an F3 tornado in the U.S. since 1950 was 25, compared with nine F4 and F5 tornadoes with death tolls upwards of 50 of which three (all F5 or EF5) killed more than 100 apiece.
The 1973 Brisbane tornado was an F3. A strong F3 tornado can lift trees into the air.
The deadliest tornado in Michigan History was the Flint, Michigan F5 tornado. It hit on June 8, 1953, killing 115. It was also the tenth deadliest tornado in U.S. history.
The deadliest tornado in Bangladesh, in fact the deadliest in the world, was the Daulatpur-Saturia tornado of April 26, 1989. This tornado tore through cities in the Dhaka district, killing 1,300 people.
The deadliest tornado to hit the state of Wisconsin was the New Richmond, Wisconsin tornado of June 12, 1899 with 117 deaths. It also ranks as the 9th deadliest tornado in U.S. history.
There were a total of 1,817 tornadoes in the U.S. in 2004 of which 20 were killers. These tornadoes claimed a total of 36 lives. The deadliest of these was an F3 in Illinois that killed 8.
The deadliest category of tornado is F5. They have the highest death rate per storm.
The deadliest tornado in the U.S. in 2011 was the Joplin, Missouri tornado of May 22. The death toll from this tornado stands at 157 marking it as the 7th deadliest tornado in U.S. history and the deadliest in the country since 1947.
The deadliest tornado ever recorded was in Sandwip island of the coast of Bangladesh in1989.
The deadliest tornado in recorded history was the Daulatpur-Saturia, Bangladesh tornado of April 26, 1989, which killed an estimated 1300 people.
Dalatapur salturia ,Bangledesh tornado is still the deadliest more than 1300 people died
The deadliest tornado outside of the U.S. and in fact the deadliest tornado anywhere occurred in central Bangladesh on April 26, 1989 striking the cities of Daulatpur and Saturia, killing over 1300 people.
The deadliest tornado in Mississippi was the Natchez, Mississippi tornado of May 6, 1840. It killed 317 people, making it the second deadliest tornado in U.S. history.