Are there any efforts to try to control or prevent tornadoes?

Tornado · tornado is a violently rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the ... A tornado is a rotating funnel-shaped cloud that drops out of a storm cloud to the ground. Whirling winds range from 75 to 300 miles an hour. All local channels will interrupt programming to issue Tornado Warnings and advise you where the tornado is located. ​. Criteria for Siren Activation. The ... 4 days ago ... Supercells are the mightiest of the thunderstorms. They can roll for hours while maintaining tornadoes and damaging hail. There are three basic criteria to activate the sirens for tornadoes: The National Weather Service issues a Tornado Warning for Johnson County,; A county trained ... Nov 5, 2015 ... Tornado and twister are different names for the same type of storm—a violently rotating column of air over land associated with a severe ... Tornadoes develop from severe thunderstorms in warm, moist, unstable air along and ahead of cold fronts. Such thunderstorms also may generate large hail and ... Wisconsin averages 23 tornadoes a year. Peak tornado season in Wisconsin is April to August, but they can occur any time of year. tornadoes and tornado outbreaks by New World explorers and weather enthusiasts were referred to as “whirlwinds” (Redfield 1857), “hurricanes” (Brocklesby 1859), ... using a deterministic analysis of NOAA tornado data to correlate the mapped frequency of strong tornadoes with four tornado wind speed zones: 250 mph, 200 ...