GFSCurrently selected. GFS is the global weather forecast model of the US weather service run at an internal resolution of 28 km. It offers a plethora of parameters for the next 15 days. Updated 4 times a day up to 384 hours ahead. The runs for the 0, 6, 12 and 18Z runs are usually coming in from 3:30, 9:30, 15:30 and 21:30 UTC, respectively.
HIRLAMThe selected variable and region is available, but not for 2019-09-17, 21:00. You will switch back to the first available time step. HIRLAM is a regional model used by many weather services. WZ offers the Dutch (KNMI) and Finnish (FMI) version. It covers Europe with 10 km resolution and is calculated 4 times per day with 48 h forecasts.
NAVGEMThe selected variable and region is available, but not for 2019-09-17, 21:00. You will switch back to the first available time step. NAVGEM is a model run by the NOAA and serves the US navy with weather forecasts. The WZ maps are based on data that is available from the NCEP server with a grid spacing of 0.5 degree and is updated twice daily (7 and 19 UTC).