Sourced from sixty-one years of NOAA data, tornado tracks are flip-booked through sixty-one years, month by month, in three minutes. Animation shows the annual migration of tornadoes northward throughout the season. Brightness of the track is tied to tornado severity. Check the source for high resolution visualizations by season, severity, or all together for a revealing illustration of regional risk: http://uxblog.idvsolutions.com/2012/05/tornado-tracks.html
Sourced from sixty-one years of NOAA data, tornado tracks are flip-booked through 61 years in 30 seconds. Brightness of the track is tied to tornado severity. Check the source for high resolution visualizations by season, severity, or all together for a revealing illustration of regional risk: http://uxblog.idvsolutions.com/2012/05/tornado-tracks.html