Figure 15: KICT WSR-88D Reflectivity/Storm-Relative Motion 4 Panel at 1204 UTC 24 April 2006, showing the supercell thunderstorm bearing down on west Wichita. The supercell was well within the "cone of silence", therefore the KICT WSR-88D could not effectively sample the strong reflectivity core/structure aloft or the mesocyclone. is the U.S. government's official web portal to all federal, state and local government web resources and services.