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The TIGGE archive was established by the original three archive centres: ECMWF, NCAR and CMA, using global forecast data contributed by 10 data providers. An additional partner, NCDC, processes the NCEP forecast data for TIGGE. The LDM link below gives information about the data exchange used for TIGGE.
As part of the THORPEX programme, the TIGGE project is overseen by the GIFS-TIGGE working group, which includes representatives from all the TIGGE partners. From 2015, after the THORPEX programme finishes, a new WWRP (World Weather Research Programme) working group on Predictability, Dynamics and Ensemble Forecasting (PDEF) will oversee TIGGE.
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