The WDQMS operational web tool monitors the performance of some of the WIGOS observing components, namely the namely the GOS land-based surface and upper-air (radiosonde) stations and the GCOS surface and upper-air land stations. The monitoring of the GOS networks covered in the near-real-time NWP monitoring module is based on NWP monitoring information provided by some global NWP centres. The GCOS monitoring module is based on data collected from the GCOS monitoring centres and includes the monitoring of the climate observing networks GSN and GUAN.
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