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Please note: Due to a system outage, many NCEI systems are currently unavailable. We apologize for any inconvenience.

GCOS Upper-Air Network (GUAN) Stations - Performance Indicators



 Summary of GUAN Stations Observations (NCEI) (Total counts of observations, counts of levels, average pressure at observation tops, etc.):


 Upper Air Height Inventory (Regions 1-7) (NCEP)


Monthly GUAN Stations Data Availability (ECMWF):



OGIMET (SYNOP Report Queries, Latest TEMP Reports by Country or Territory, CLIMAT Monthly Weather Summaries and more) (OGIMET) OGIMET