The key below the image shows the corresponding temperature value for each color. This map can be double sized and animated. Radar Map A radar map showing the current precipitation data for the United States. This map can be double sized and animated. Visibility A color-filled contour map showing current visibility.
Visibility is the maximum horizontal distance that can be seen.
The key below the image shows the corresponding visibility for each color. Note that most observing stations in the U.S. use are automated, and use a visibility sensor that has a maximum range of 20 miles. Thus, the maximum visibility reported in many areas is 20 miles, even though it is actually much greater. This map can be double sized and animated. A color-filled contour map showing current wind speed.