How does surface friction affect low-level winds?

Apr 17, 2011 ... A tornado is a narrow, violently rotating column of air that extends from the base of a thunderstorm to the ground. For someone trapped inside a tornado, they should be able to see a circular opening at the top that is about 50 to 100 feet wide, and around half a mile in ... Feb 19, 2024 ... The NWS describes a tornado as a “violently rotating column of air extending from the base of a thunderstorm down to the ground.” May 6, 2024 ... A tornado watch is issued when conditions are favorable for tornadoes, meaning the atmospheric ingredients are present, but there is no imminent danger. Tornadoes are vertical funnels of rapidly spinning air. Their winds may top 250 miles an hour and can clear a pathway a mile wide and 50 miles long. When a Tornado Watch is issued by the National Weather Service, tornados are possible in our area. Remain alert for approaching storms. When a Tornado ... The key atmospheric ingredients that lead to tornado potential are instability - warm moist air near the ground, with cooler dry air aloft and wind shear - a ... Jan 26, 2022 ... Mesovortex means the tornado forms from a mesocyclone, as opposed to a dust devil/watersprout/etc. I'm guessing Mesovortex is just different lingo for ... This fact sheet describes common reactions children may have, how parents can help them, and self-care tips after a disaster. What is a tornado? It is a column of violently rotating winds extending down from a thunderstorm cloud and touching the surface of the earth. Tornado Facts.