Windrose

Below is an image of a Windrose map over the area of Massachusetts near Boston that illustrates wind speeds.  This map type is useful for illustrating the wind speeds over a specific area and time period.



http://help.autodesk.com/cloudhelp/B3/ENU/Vasari-UsersGuide/images/GUID-14FE53F4-D212-461D-8AA6-1471D57F7BD6.png