Listen to warnings via a battery-powered weather radio or monitor the situation through the National Weather Service website. If you are watching a tornado form, which is not recommended, you will know it has formed when either the funnel reaches the ground or when dust and debris go airborne beneath it.
a tornado is formed by a thunderstorm
no body invented tornado the tornado just gets formed by weather
No, they had not yet formed an alphabet.
Partially. A tornado warning means that a tornado is likely to form or already has formed.
A tornado warning is a higher level of alert, often meaning that a tornado has formed.
waterspouts
A waterspout it a tornado that forms on a body of water. It looks like a land formed tornado but on a smaller scale.
If a tornado has formed in the U.S. chances are it will be detected by Doppler radar.
It is useful to know the wind speed of a tornado because it provides an understanding of tornado intensity and dynamics. It is important to know the forwards peed of a tornado because that is needed to know when a tornado might reach a location in its path.
The last tornado in England was formed on the Wednesday 28th of April 2012 in Essex!
The noun clause is 'why the tornado formed', functioning as the object of the verb 'understands'.
Sort of. A tornado warning means that either a tornado has already formed or may form very soon.