# SurfaceWind Properties ## Properties
DirectionVariations Boundaries for wind direction variation
Evolutions An evolution can contain embedded evolutions with different probabilities
(Inherited from AbstractEntity)
MeanDirection Wind direction
MeanSpeed Wind speed
SpeedVariations Wind speed variation (gusts)
VariableDirection Wind variability (if true, direction is null)
## See Also #### Reference SurfaceWind Class Taf.Decoder.entity Namespace