Firenados :o) All winds can drive a wild fire but the most common are the Santa Ana's in Southern California
The north east trade winds
A planispharic disc
Either the Polar Easterlies or the Trade Winds, depending on latitude.
Sunspots are most common during a sunspot (solar magnetic) maximum, this occurs periodically, on an 11 year cycle.
Firenados :o) All winds can drive a wild fire but the most common are the Santa Ana's in Southern California
The north east trade winds
The north east trade winds
A planispharic disc
In the atmosphere which encloses the surface of the Earth.
The most common places to see "Santa" are in shopping centres and at parties.
It varies widley from one tornado to another, and most tornadoes will vary in strength during their time on the ground. Weak tornadoes may have peak winds of only about 65 mph. In rare cases, peak winds may exceed 300 mph. Generally weaker tornadoes are more common.
During calm, clear weatherwith light winds
There are many ways to measure wind, but most common is Beaufort.
Tornadoes are generally most common in spring.
The winds in a tornado can vary greatly and be any where between 65 and 300+ MPH. The majority of tornadoes have winds of 110 mph or less while the most damaging have estimated winds over 135 mph.
the most common injury during se is scratches down the back