what is wind direction
Wind is described by its direction and speed. Wind direction is the direction from which the wind blows. It is usually expressed in terms of the point of compass. Air moving from east to west is called easterly wind. Wind speed is the speed of the air flow.ind direction is the direction from which the wind blows. It is usually expressed in terms of the point of compass. Air moving from east to west is called easterly wind. Wind speed is the speed of the air flow.