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Learn about the formation and characteristics of hurricanes, typhoons and tornadoes.
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 warning TOR: A tornado is indicated by radar or sighted by storm spotters. The warning will include where the tornado is and what locations will be in its path (also automatically indicates a Severe Thunderstorm Warning). Severe thunderstorm watch SVA: Also known as a yellow box or blue box.
The warning is then disseminated to the public through terrestrial television and radio stations, online media, mobile app and SMS messaging through Emergency Mobile Alert (EMA); if a tornado has been sighted or indicated by radar within the warned area during the severe thunderstorm warning's duration, civil defense sirens, if present, are ...
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 ...
Reference for the TORRO rating of the strongest tornado in the outbreak. Content: suggested: Intensity reference: intensity-ref: Reference for the Fujita/TORRO rating of the strongest tornado in the outbreak. Use this in case the reference is the same between both ratings. Content: optional: Duration: duration: The tornado outbreak's total ...
Tornado watch vs. tornado warning. The difference between tornado watches and warnings is similar to severe thunderstorms. A tornado watch means “severe thunderstorms and tornadoes are possible ...
Tropical cyclone warnings and watches are alerts issued by national weather forecasting bodies to coastal areas threatened by the imminent approach of a tropical cyclone of tropical storm or hurricane intensity. They are notices to the local population and civil authorities to make appropriate preparation for the cyclone, including evacuation ...