The WIGOS Monitoring Centres that are currently providing quality near-real-time NWP monitoring reports are: DWD, ECMWF, JMA and NCEP for surface land stations and upper-air land stations. As it is based on the feedback from the assimilation systems, the monitoring information provided by the NWP Centres reflects the main characteristics - strengths and weaknesses - of each system. By combining the information across Centres the WDQMS monitoring tool exploits the strengths of each NWP assimilation system and provides a more robust statement regarding availability and quality than what would be possible from a single NWP centre.
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