Pilots use CBAW (Cheap Bastards Aviation Weather) palm application program for wireless palms. Thru this app they obtain Nexrad radar images (on the ground before they fly). Here is the Nexrad web site:


http://www.osf.noaa.gov/


And here you can read about CBAW:



http://www.aspenleaf.com/palm/radar.html


Just remember the FAA forbids the use of cellular phones on an airplane.