Tornadoes are rated based on the severity of the damage they cause.
Wind speed for A+
Mercalli scale
The Fujita scale is used to classify the strength and intensity of a tornado.The Fujita scale goes up to F5, the most intense. The scale is located in the related links section.
No. It is not uncommon for conditions to become unusually calm before a tornado strikes.
A tornado watch is issued when general weather conditions in a region are favorable for the formation of tornadoes. Tornado watches are numbered in the order that they are issued. So tornado watch 4 is the 4th tornado watch issued in the country that year.
If a thunderstorm is capable of producing a tornado in the immediate future or if a tornado has been detected then a tornado warning is issued. If general conditions are favorable for tornadoes but there is not necessarily an immediate threat, then a tornado watch is issued.
Tornadoes are classified based on the severity of the damage they cause.
A tornado with estimated winds of 120 mph would be rated EF2.
Mercalli scale
No. While the Chesapeake Bay areas does get tornadoes, it is not particularly tornado prone.
A tornado/thunderstorm watch means that weather conditions are good for tornado/thunderstorm. A tornado/thunderstorm warning, however, means that conditions are extreme and a thunderstorm or tornado is likely. Conditions for either storm are very good at this stage.
No, a tornado watch is issued when the general weather conditions can produces tornadoes. If a tornado is spotted a tornado warning is issued.
Yes. A tornado watch simply means that general conditions are favorable for tornadoes to form. A tornado warning means that a tornado has been detected or may form at any moment.
The Fujita scale is used to classify the strength and intensity of a tornado.The Fujita scale goes up to F5, the most intense. The scale is located in the related links section.
No. A tornado watch means the general weather conditions are favorable for tornadoes. If a tornado has been sighted then a tornado warning is issued.
before a tornado it is usally calm after a strong tornado there is lots of debris and during a tornado there are things flying everywhere
A tornado watch indicates that general weather conditions favor development of tornadoes.
No. A tornado watch means that conditions in a large region are likely to produce tornadoes.