What is the Enhanced Fujita (EF) Scale?

The version used today—the Enhanced Fujita Scale—ranges from EF0 tornadoes with winds of 65 to 85 miles an hour, to EF5 tornadoes with winds exceeding 200 miles ... A condensation funnel is made up of water droplets and extends downward from the base of the thunderstorm. If it is in contact with the ground it is a tornado. Tornadoes develop from severe thunderstorms in warm, moist, unstable air along and ahead of cold fronts. Such thunderstorms also may generate large hail and ... All local channels will interrupt programming to issue Tornado Warnings and advise you where the tornado is located. ​. Criteria for Siren Activation. The ... The National Weather Service broadcasts severe weather conditions over the emergency alerting system as well as NOAA Weather Radio (see page 28 for the. NOAA ... Truly destructive tornadoes are most frequently reported in Florida during the spring and summer; the most powerful usually strike in spring. Apr 17, 2011 ... A tornado is a narrow, violently rotating column of air that extends from the base of a thunderstorm to the ground. Tornado Watch: A pre-recorded notification of a tornado watch will be sounded by TSU's outdoor warning systems on campus. TSU also has telephone procedures. Tornadoes. A tornado is a violently rotating column of air that extends from a thunderstorm and comes into contact with the ground, according to the National ... This preparedness guide explains tornadoes, their associated hazards, and steps that you can take to protect yourself, your family, your home, and your business ...