EUMETSAT water vapour imagery products from new generation satellites: development and validation strategy L. Spezzi*, P. Watts, B. Fougnie, J. Chimot, E. Obligis, B. Bojkov *
[email protected] 1 EUMETSAT Water Vapor Imagery products @ G-VAP Meeting (Madrid, 13/14 June 2019) Water Vapour Product map (missions & products) EUMETSAT instrumentation: IR and MW sounders, MW imagers, VIS/IR imagers, UV/VIS spectrometers Operational In development Possible Planned only Not yet committed/under study Not Applicable (not yet in plan → room for @EUMETSAT @SAFs @EUMETSAT @EUMETSAT improvement) and/or SAFs and/or SAFs E.g. talk by Sküchler: “Total water vapor column from Sentinel-5P derived by the AMC-DOAS method” Instr./ Metop MSG Sentinel 3 Metop-SG MTG AMSU IASI S5 S4 AVHRR IASI MWR MWI ICI MWS IRS Product MHS SEVIRI OLCI SLSTR VII 3MI NG UVNS FCI UVN Total Colum Water Vapour (clear-sky) Layer Precipitable Water 1=surface to 850hPa 2=850 to 500 hPa 3=500 hPa to TOA Humidity profile 2004 to present 2016 2022+ Time to present Talk by T. August: ‘’IASI retrieval and validation activities at EUMETSAT: Recent updates’’ 2 EUMETSAT Water Vapor Imagery products @ G-VAP Meeting (Madrid, 13/14 June 2019) EUMETSAT sensors for water vapour imagery High spatial resolution Main types of sensors providing imaging measurements for water vapour retrieval Current: • Multispectral Pushbroom and Dual-view radiometer: →Sentinel-3/OLCI and SLSTR ECMWF does not always S3/OLCI (300m) • Geostationary multi-spectral imagers: resolve all features →MSG/SEVIRI Future: • Geostationary multi-spectral imagers: →MTG/FCI • Polar multi-spectral imagers: →EPS-SG/METimage • Multi-directional Polarimeter: • WV concentration in the boundary layer is an indicator of →EPS-SG/3MI mesoscale developments (scale ~4km), e.g.