Search results
Results from the WOW.Com Content Network
While large-scale storms always rotate cyclonically due to the Coriolis effect, thunderstorms and tornadoes are so small that the direct influence of the Coriolis effect is negligible, as indicated by their large Rossby numbers. Supercells and tornadoes rotate cyclonically in numerical simulations even when the Coriolis effect is neglected.
Two tornadoes that look almost the same can produce drastically different effects. Also, two tornadoes that look very different can produce similar damage, because tornadoes form by several different mechanisms and also follow a lifecycle that causes the same tornado to change in appearance over time. People in the path of a tornado should ...
Tornadoes can occur anywhere in the U.S., according to the National Weather Service.Tornadoes are “most common in the central plains east of the Rocky Mountains and west of the Appalachians.”
A tornado is a violently rotating column of air in contact with the surface and a cumuliform cloud base. Tornado formation is caused by the stretching and aggregating/merging of environmental and/or storm-induced vorticity that tightens into an intense vortex. There are various ways this may come about and thus various forms and sub-forms of ...
An EF4 tornado with wind speeds ranging from 166 to 200 mph can cause devastating damage. Most to all walls on a well-built house will likely collapse, and high-rise buildings can sustain ...
Tornadoes can form any time the conditions are right. They take many shapes, but they all start the exact same way. ... As these two types of air mix, it causes spinning air currents inside the cloud.
The tornado generating storms were often welcomed by colonial settlers in the region since they dissipated extreme heat and humidity during the last days of the dry season. Tornadoes are often embedded in the African squall lines, [30] [31] but they damage crops, and diminish any beneficial effect of its rains.
The main reason for the relative uncertainty about the effect of climate change on tornadoes is that tornadoes are relatively uncommon globally and therefore not as well understood.