January 2023
https://lms.ecmwf.int/course/view.php?id=3
https://github.com/ecmwf-projects/mooc-machine-learning-weather-climate
https://github.com/ecmwf-projects/mooc-machine-learning-weather-climate/blob/main/tier_1/weatherbench.ipynb
see also https://github.com/pangeo-data/WeatherBench