To any who are interested, many other countries provide high quality weather data products (paid and free), and so does ECMWF at the European (not just EU) level. ECMWF’s data is available directly from them or via various member countries national agencies. My knowledge is Eurocentric but I suspect that China, Japan and others also have useful datasets.<p>I don’t work in the field, but I have visited ECMWF and they’re the real deal.<p><a href="https://www.ecmwf.int/en/forecasts/datasets/open-data" rel="nofollow">https://www.ecmwf.int/en/forecasts/datasets/open-data</a><p><a href="https://www.met.no/en/free-meteorological-data/Data-and-products-available-from-MET" rel="nofollow">https://www.met.no/en/free-meteorological-data/Data-and-prod...</a><p><a href="https://www.metoffice.gov.uk/services/data" rel="nofollow">https://www.metoffice.gov.uk/services/data</a>