Ecmwf download archive data

ECMWF members. Chart browser. WMO members. WMO Essential data. WMO Additional data. Archive datasets including reanalyses. Licences for non-commercial use. Commercial customers. Licences for commercial use. Satellite data providers. Please note also that the web user interface does not list all available data. For operational data downloads you should not use the sampling web interface.

Copy the following Python script to a text file and save it, for example as "test. The file should be around 58 KB. If you get an error message, most likely your computer setup is wrong, or you did not accept the data license, please go back to the previous set-up steps.

Note that the data retrieval is not designed to be instant. The test request above usually takes a few minutes to complete, but depending on demand it can take longer.

If it all worked fine, you are now ready to retrieve the data you need by following the instructions below. Limits: There are limits of the number and size of downloads.

Data tapes and retrieval efficiency:. To retrieve data efficiently and get your data quicker! In most cases, this means retrieving all the data you need for one month, then for the next month, and so on. To find out what data is available on each tape, browse the ERA-Interim data catalogue and make your way until the bottom of the tree archive where parameters are listed. Once you will have reached that level of the archive, what you see is what you can find on one single tape.

This will retrieve the data as specified and download it as a single file to your computer into the current directory or whichever "target" directory you specified. A larger request can take hours and even days to complete. For long running processes you can check the progress of your request in your job list.