GEWEX Water Vapor Assessment: Validation of AIRS Tropospheric Humidity Profiles With Characterized Radiosonde Soundings

AIRS data can be downloaded from https://airs.jpl.nasa.gov/data/get_data. Information on RS92 sites is taken from 2007 release of WMO catalogue of radiosondes and upper‐air wind system information available from ftp://ftp.wmo.int/wmo‐ddbs/Radiosondes.xls. The UKMO radiosonde archive is available from the Centre for Environmental Data Archival (CEDA) at http://www.ceda.ac.uk/. The GRUAN RS92‐GDP data archive can be accessed via the project home page https://www.gruan.org/.