Free Tropospheric Humidity from METEOSAT

Marc Schröder & Rémy Roca
The CM SAF Free Tropospheric Humidity (FTH) data set from METEOSAT2-5 and METEOSAT7-9 provides the mean relative humidity over a deep layer of the troposphere within ±45° longitude and ±45° latitude. The retrieval was developed at Centre National de la Recherche Scientifique (CNRS) and - after transfer to CM SAF - CM SAF and CNRS jointly extended the time series into the SEVIRI era. The product is defined under clear sky and low level cloud conditions and is...