The largest tornado ever recorded, the Hallam, Nebraska tornado, struck in 2004, so about 6 years ago.
A typical tornado lasts one to five minutes. The longest-lived tornado on record lasted for three and a half hours.
A typical tornado lasts several hours, often more than 5 hours.
The average tornado lasts about 10 minutes. But it varies widely. Some tornadoes last just a few seconds, others for more than an hour.
No, the longest a tornado has been known to last was about 3 and a half hours.
The largest tornado recorded struck Hallam, Nebraska in 2004. It was 2.5 miles wide.
As of May 16, 2012 the last tornado was two days ago.
There is no given duration for a tornado of any intensity, but a tornado as violent as an EF5 will generally last fairly long. Most will likely last for at least 20 minutes. Some may last for well over an hour.
It varies. A tornado warning may last for just a few minutes or over an hour.
3.5 hours
The largest tornado ever recorded, the Hallam, Nebraska tornado, struck in 2004, so about 6 years ago.
The average tornado lasts about 15 minutes, but they can last anywhere from just a few seconds to several hours.
3.5 hours
3.5 hours
4 mins
The Joplin, Missouri tornado of May 22, 2011 lasted 38 minutes.
The Tri-State tornado lasted for 3 hours and 29 minutes.