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Sigma KEE - CyclonicStorm
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cyclonic storm
CyclonicStorm is the class of LowPressureWeatherSystems that involve a low pressure area surrounded by winds rotating rapidly inwards.
Relationships      
Parents low pressure weather system LowPressureWeatherSystem is the class of WeatherSystems characterized by barometricPressures of 29.5 Inchmercury (998.98mbar) or less. Low pressure systems typically introduce unsettled weather, frequently including storms.
  storm Storms occurs in an area where its Atmosphere is dominated by a LowPressureWeatherSystem with Air moving in MotionUpward.Surface Wind of over 30 KnotUnitOfSpeed and or Precipitation are Likely associated with Storms.
Children tornadoA Tornado is a rapidly rotating column of Air which extends from the Cloud base of a cumulonimbus to the ground.
 tropical cyclonic systemTropicalCyclonicSystem is the class of CyclonicStorms that originates in the Tropics and typically have rotational winds of strong force (> 25 mph) or higher.The whole system typically moving forward at 10-15 mph, but it can also stay quasistationary, or travel as fast as 40 mph. https://www.metoffice.gov.uk/research/weather/tropical-cyclones/facts


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