It has been already proven that, Doppler Weather Radar is an essential precipitation observing system in meteorology for very large scale areas. They have been and will continue to be a very important meteorological tool in severe weather warnings, precipitation estimation and its spatial distribution, air traffic management, disaster management, numerical weather prediction (verification and data assimilation), agriculture, hydrological, weather modification and climate applications.
Radar networks have developed in many countries and often have competing requirements resulting in multiple networks created by different internal agencies and not just NHMS’s.
WMO "Weather Radar Observations" Web Page »»
The Database on weather radars has been conducted by WMO to reveal current operational weather radars. Several reasons for establishing this database: