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Discover and download sample data by using dedicated ECDS forms (TIGGE, S2S real-time forecasts, and S2S reforecast) or MARS data catalogue (TIGGE and S2S). Both systems show identical data, only the interface is different.

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1. Install CDS-API personal access token and client.
2. Search for data and generate CDS-API request by using dedicated ECDS forms (TIGGE, S2S real-time forecasts, and S2S reforecast) or MARS data catalogue (TIGGE and S2S).
   • Please be aware that there are different versions of CDS-API syntaxes generated by ECDS form and by MARS catalogue. Full details and examples are available inUser guide for migration of S2S and TIGGE to ECDS.
     

     Warning
     title Please take into account some considerations about the content:
     Different ECMWF Public Datasets include different  "parameters" , "times", and "steps"     In each  ECMWF Public Dataset not all the "parameters" are available from all "steps"   In each  ECMWF Public Dataset not all the "steps" are available from all "times"

3. Tailor CDS-API request as needed and run it following Use the CDS API client for data access to get the requested data.

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