For NMHS of ECMWF States
Our full range of products is freely available to National Meteorological and Hydrological Services (NHMS) of ECMWF member and co-operating states. You must first be granted access via your country's official ECMWF computing representative.
Open data for everyone
There is a selection of freely available ECMWF forecast data which does not require ordering and are under the Creative Commons CC-BY-4.0 licence unless labelled otherwise. This licence allows data redistribution and commercial use, provided that proper attribution is given. Attribution guidelines can be found in the ECMWF Terms of Use.
- Browse and download freely available real-time data>>
- Browse and download available archive data>>>
- Browse our open charts >>
Service Agreements
For access to a wider range of open and free forecast products than available in 'Open data for everyone', a Service Agreement for one or more of the below services is required:
- Real time Dissemination to access more real time products from Catalogue of ECMWF Real-time Products
- MARS API to access archived products from Catalogue of ECMWF Archive Products
- Advanced Web Services to access ecCharts, our online interactive charts and downloadable WMS layers.
Please see here for more information on Service Agreements and Use Cases. To access the ECMWF Services which require a Service Agreement please visit the ECMWF Products Requirement Catalogue to make a order.
After placing your order
Your request for access to real-time data, archive data or web services will be forwarded to ECMWF.
Quotation and negotiation
ECMWF will then reach out to discuss your data requirements, address any questions, and guide you through the process to obtain the forecast products you need.