Wind speed — is the speed of wind, the movement of air or other gases in an atmosphere. It is a scalar quantity, the magnitude of the vector of motion.Wind speed has always meant the movement of air in an outside environment, but the speed of air movement… … Wikipedia
Wind Speed Duration Curve — A graph that indicates the distribution of wind speeds as a function of the cumulative number of hours that the wind speed exceeds a given wind speed in a year … Energy terms
Wind Speed Profile — A profile of how the wind speed changes with height above the surface of the ground or water … Energy terms
wind speed — noun The local speed of the wind … Wiktionary
Wind Speed — The rate of flow of the wind undisturbed by obstacles … Energy terms
Wind Speed Frequency Curve — A curve that indicates the number of hours per year that specific wind speeds occur … Energy terms
geostrophic wind speed — The speed of a geostrophic wind calculated from the pressure gradient, air density, rotational velocity of the earth, and latitude. The calculation ignores the curvature of the wind’s path. A geostrophic wind is proportional to the pressure… … Aviation dictionary
gradient wind speed — noun the speed of the wind calculated as for geostrophic wind speed, but taking into account the curvature of the path of the air …
Average Wind Speed — (or Velocity) The mean wind speed over a specified period of time … Energy terms
Mean Wind Speed — The arithmetic wind speed over a specified time period and height above the ground (the majority of U.S. National Weather Service anemometers are at 20 feet (6.1 meters) … Energy terms
