The following new observations have been activated in the high-resolution ECMWF assimilation system since the beginning of 2018:
| Observations | Main impact | Activation date | 
|---|---|---|
| Atmospheric Motion Vectors and All-Sky Radiances from Meteosat-11 (replacing Meteosat-10, which has been excluded since 7 February 2018) | Tropospheric wind and humidity | 20 February 2018 | 
| Radio occultation bending angles from GNOS on FY-3C | Temperature in upper troposphere/lower stratosphere | 6 March 2018 | 
| Radiances from ATMS on NOAA-20 | Temperature, humidity, dynamics | 22 May 2018 | 
| Atmospheric Motion Vectors from GOES-16 (replacing GOES-13, which has been excluded since 2 January 2018) | Tropospheric wind | 22 May 2018 | 
| Significant wave height from JASON-3 and Sentinel-3A altimeters | Ocean waves | 5 June 2018 | 
 
    