(documentationsurfaceWindSpeedEnglishLanguage "(surfaceWindSpeed ?PLACE ?RATE) means that the speed of the surface Wind at the GeographicArea ?PLACE is ?RATE. Wind speed may be expressed in knots (KnotUnitOfSpeed) or as any distance per time unit (using (SpeedFn ?DISTANCE ?TIME)). Surface wind is found at the surface of the planet, everyday wind. Technically, Winds moving through the atmosphere up to an altitude of 500 feet.")