Joshua wurman who is a professional unc at 65 years old works as the top person for the National weather service and severe weather data collection dude and he owns the Doppler on wheels (D.O.W) and they consist of the D.O.W 1 (prototype) D.O.W 2 (sitting in a warehouse collecting dust and rust) D.O.W 3 (same as D.O.W 2) D.O.W 4 (somewhere in Greece and it is still operational and still used) D.O.W 5 (sitting behind the National Weather Service still working but not used) D.O.W 6 (scrapped sadly) D.O.W 7 (scrapped) D.O.W 8/rapid scan D.O.W (in service) C.O.W/C band on wheels (in service)