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Learn about the formation and characteristics of hurricanes, typhoons and tornadoes.
According to the National Weather Service, a tornado warning means there’s imminent danger to life and property in the warning area, and you should immediately move to an interior room on the ...
An example of a tornado warning polygon issued by the National Weather Service. A tornado warning (SAME code: TOR) is a public warning that is issued by weather forecasting agencies to an area in the direct path of a tornado, or a severe thunderstorm capable of producing one, and advises individuals in that area to take cover.
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 ...
Alert issued for the Big Island about the message of hurricane warning during Hurricane Lane.. New tropical cyclone position and forecast information is available at least every twelve hours in the Southern Hemisphere and at least every six hours in the Northern Hemisphere from Regional Specialized Meteorological Centers and Tropical Cyclone Warning Centers.
The deadliest hurricane-spawned tornado was in October 1964, when 22 people died in Larose, Louisiana, during a twister from Hurricane Hilda. How a hurricane's tornadoes are different
Given the National Weather Service has warned the storms’ strongest impact could still be on its way, arriving between 2 and 10 p.m. Tuesday, authorities are urging people to stay weather aware.
The old scale lists an F5 tornado as wind speeds of 261–318 mph (420–512 km/h), while the new scale lists an EF5 as a tornado with winds above 200 mph (322 km/h), found to be sufficient to cause the damage previously ascribed to the F5 range of wind speeds.