All Related Apply Refine results Type General Article Files & Media Event Blog Post Features Document Categories Weather Data Tags Satellite Applications Facility (SAF) Ground Segment NWP Date 2020 SHOW ALL 2 results Data Support to Nowcasting and Very Short Range Forecasting (NWC SAF) Nowcasting is a weather forecast for the next few hours, based on current information. Data Numerical Weather Prediction (NWP SAF) The NWP SAF supports the interface between satellite data and European activities in NWP.