The map above is a cumulative wind distribution map for Hurricane Charley from August, 2004. This display shows the path of the storm, how the size of the storm has changed, and the areas potentially affected by sustained winds. Hurricane storm force winds are shown in red and tropical storm force winds are shown in brown. The area mapped is based upon the wind velocities contained in weather forecasts and advisories.
The map was produced by the National Hurricane Center. Their website is continuously updated with maps and other information about hurricanes and tropical storms.