Wind Rose Plots

This wind rose plot shows the wind speed (m/s) and direction (blowing from) at the Boston Logan International Airport on September 21, 1990, my birthday.

This next wind rose plot shows the wind speed (m/s) and direction (blowing to) on September 21, 1990.

This final wind rose plot shows the wind speed (m/s) and direction (blowing to) in the whole month of September in 1990.

This data comes from the weather monitoring station at Boston Logan International Airport. The Google maps image below shows that airport. 

The WRPlot software comes from Lakes Environmental, at http://www.weblakes.com/products/wrplot/index.html.

The scram surface meteorological data comes from the Environmental Protection Agency, at http://www.epa.gov/scram001/surfacemetdata.htm.