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A tornado watch is typically less severe than a tornado warning and encompasses a larger area like multiple counties and states. It serves as a signal for people to prepare in case of an emergency.
Tornado watch TOA: Also known as a red box. Conditions are favorable for the development of severe thunderstorms producing tornadoes in and close to the watch area. Watches are usually in effect for several hours, with six hours being the most common (also automatically indicates a Severe Thunderstorm Watch). Tornado warning TOR
Tornadoes, despite being one of the most destructive weather phenomena, are generally short-lived. A long-lived tornado generally lasts no more than an hour, but some have been known to last for 2 hours or longer (for example, the Tri-State Tornado). Due to their relatively short duration, less information is known about the development and ...
Learn about the formation and characteristics of hurricanes, typhoons and tornadoes.
As Hurricane Helene pushed toward the U.S. mainland on Thursday, at least 25 million people were under a tornado watch.. While tornadoes don’t typically get the same attention as hurricanes ...
For a tornado to form in this manner, a rear-flank downdraft enters the center of the mesocyclone from the back. Cold air, being denser than warm air, is able to penetrate the updraft. The combination of the updraft and downdraft completes the development of a tornado. Tornadoes that form in this method are often violent and can last over an ...
Tornadoes are possible in and near the watch area. Review and discuss your emergency plans and check supplies and your safe room. Be ready to act quickly if a warning is issued or you suspect a ...
NWS: Travis and surrounding counties under tornado watch until 5 p.m. Tuesday When that happens, knowing the difference between a tornado watch vs. warning can make a huge difference in your ...