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Sigma KEE - WeatherFront
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WeatherFront
WeatherFront is the class of weather processes that are involve relationships between two air masses, such as a high pressure weather system or a low pressure system.
Relationships      
Parents WeatherProcess WeatherProcess is the broadest class of processes that involve weather, including weather seasons (not to be confused with instances of SeasonOfYear), weather systems, and short-term weather events.
Children ColdFrontColdFront is the class of transitional weather processes occurring between a cold air mass that is advancing upon a warm air mass.
 OccludedFrontOccludedFront is the class of complex weather transition processes in which a cold air mass overtakes a warm air mass.
 StationaryFrontStationaryFront is the class of boundary areas between two air masses that are stationary, with neither mass presently replacing the other.
 WarmFrontWarmFront is the class of transitional weather processes occurring between a warm air mass that is advancing upon a cool air mass.


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