Tornadoes are among nature's fiercest furies. Despite the destruction they can cause, the mechanism that results in tornadoes ...

The National Weather Service confirmed at least one tornado hit Middle Tennessee Saturday, but there were also straight line winds that created a damage path over a mile wide in Grundy County.

A tornado touched down during the late afternoon of Monday, Feb. 24, in open country southeast of Watertown, S.D. This is the ...

Land spout tornadoes are usually small, brief and relatively non-violent because they are not associated with the powerful updraft of the mesocyclone of a well-developed, severe thunderstorm.

Johannesburg’s extreme rainfall on Wednesday resulted in flash floods and power outages. Meteorologists confirm it was a ...

According to the National Weather Service, the tornado developed near Pico Rivera between 3 a.m. and 4 a.m. Thursday.

This very severe, long-lived thunderstorm contains circulation aloft (mesocyclone) that grows upward through the storm and downward toward the ground. When conditions are favorable, tornadoes will ...

Supercells are large, rotating storm systems with a well-organized updraft called a mesocyclone. This mesocyclone is like the storm's engine, driving the rotation necessary for tornado formation.

The most destructive and deadly tornadoes occur from supercells, which are rotating thunderstorms with a well-defined radar circulation called a mesocyclone. Supercells can also produce damaging hail, ...