VDV offers 3 different types of Wind Roses to analyze Wind Direction Data: Basic Wind Rose, Distribution Wind Rose and Filter Wind Rose. Wind Rose is a powerful tool to analyze distribution of data as a function of wind direction. The Basic Wind Rose the perfect tool to plot the classical Wind Rose, e.g. wind speed against wind direction. The Distribution Wind Rose adds the capability to plot any sensor readings as a function of the wind direction. Therefore user may adjust the Distribution Wind Rose to indicate the direction where from precipitation is coming, or where from the air quality readings is coming, therefore speeding up the process of understanding better the environment. The Filter Wind Rose allow the user to filter the data to gain new results like: Where from is the wind blowing when it is really windy.