The National Centre for Medium-Range Weather Forecasting(NCMRWF), functions under the Ministry of Earth Sciences (MoES), has organized a 3-day international conference on “Ensemble Methods in Modelling and Data Assimilation (EMMDA) 2020” in Noida, Uttar Pradesh (UP) from 24th -26th February 2020. It was inaugurated by Dr.Harsh Vardhan, the Union Minister for Health and Family Welfare, Science and Technology, Earth Sciences.