NOA onboards a demanding pilot (Weather) and has vast expertise in areas of numerical weather prediction and study of weather systems, operational weather monitoring, development of weather and climate services based among others on Copernicus data sets, and the operation of a public weather website (https://www.meteo.gr). Its engagement will cover various data segments, as it includes provision and curation of weather-related datasets and geospatial information, development and calculation of climate indicators based on Copernicus open datasets and weather station historical and real-time datasets as well as development of queries for the open services.