• Stubenrauch, C., Rossow, W., Kinne, S., and the GEWEX cloud assessment group 2012: Assessment of Global Cloud Datasets from Satellites report >>>
  • Stubenrauch, C. J., W. B. Rossow, S. Kinne, S. Ackerman, G. Cesana, H. Chepfer, L. Di Girolamo, B. Getzewich, A. Guignard, A. Heidinger, B. Maddux, P. Menzel, P. Minnis, C. Pearl, S. Platnick, C. Poulsen, J. Riedi, S. Sun-Mack, A. Walther, D. Winker, S. Zeng, G. Zhao, 2012: ASSESSMENT OF GLOBAL CLOUD DATASETS FROM SATELLITES: Project and Database initiated by the GEWEX Radiation Panel, Bull. Amer. Meteor. Soc., doi: 10.1175/BAMS-D-12-00117. >>>
  • Stubenrauch, C. J., W. B. Rossow, S. Kinne, S. Ackerman, G. Cesana, H. Chepfer, L. Di Girolamo, B. Getzewich, A. Guignard, A. Heidinger, B. Maddux, P. Menzel, P. Minnis, C. Pearl, S. Platnick, C. Poulsen, J. Riedi, S. Sun-Mack, A. Walther, D. Winker, S. Zeng, G. Zhao, 2012: GEWEX Cloud Assessment: A Review, Proc. of the Int. Rad. Symp., 6-10 Aug 2012, Berlin, Germany, in print  >>>


  • Here we present the milestones of the cloud assessment activity. The authorship of all presentations below is by the GEWEX cloud assessment group. The presentations are listed in reverse chronological order.

  • Final status report, 23rd GEWEX Data and Assessment Panel (GDAP) Meeting, Paris, France, 1-3 October 2012 >>>
  • Scope and status of cloud property products, WOAP workshop on Evaluation of satellite-related global climate datasets, Frascati, Italy, 18-20 April 2011 >>>
  • GEWEX Cloud Assessment: A Review, EGU, (solicited), Vienna, Austria, 4-8 April 2011 >>>
  • GEWEX Cloud Assessment status report, GEWEX Rad. Panel, Rostock, Germany, 13-16 Oct 2009 >>>
  • What did we achieve from global cloud satellite observations? ESA Globcloud workshop, Berlin, Germany, 25-27 Mar 2009 >>>
  • GEWEX Cloud Assessment, GEWEX Radiation Panel, Jeju Island, South Korea 14-17 Oct 2008  >>>
  • Assessment of Global Cloud Climatologies: Cloud Properties and Their Variation, International Radiation Symposium, (invited) Foz do Iguacu, Brazil, 4-8 August 2008  >>>
  • Assessment of Global Cloud Climatologies, GEWEX Cloud System Study meeting - Toulouse, France, 2-6 June 2008  >>>
  • Assessment of Global Cloud Climatologies, GEWEX Radiation Panel, Buzios, Brazil 9-12 Oct. 2007 >>>


  • The following is a chronological list of previous cloud product comparison studies as well as some algorithm comparison articles. More articles can be found in section IV of the Cloud Assessment Report

  • Hughes, N.A., 1984: Global cloud climatologies: A historical review. J. Climate Appl. Meteor., 23, 724-751.
  • Rossow, W.B., F. Mosher, E. Kinsella, A. Arking, M. Desbois, E. Harrison, P. Minnis, E. Ruprecht, G. Seze, C. Simmer and E. Smith, 1985: ISCCP cloud algorithm intercomparison. J. Climate Appl. Meteor., 24, 877-903.
  • Rossow, W.B., L.C. Garder and A.A. Lacis, 1989: Global, seasonal cloud variations from satellite radiance measurements. Part I: Sensitivity of analysis. J. Climate, 2, 419-462.
  • Schweiger, A.J., and J.R. Key, 1992: Arctic cloudiness: Comparison of ISCCP C-2 and Nimbus-7 satellite derived cloud products with surface based cloud climatology. J. Climate, 5, 1514-1527.
  • Wielicki, B.A., and L. Parker, 1992: On the determination of cloud cover from satellite sensors: The effects of sensor spatial resolution. J. Geophys. Res., 97, 12,799-12,823.
  • Rossow, W.B., A.W. Walker and L.C. Garder, 1993: Comparison of ISCCP and other cloud amounts. J. Climate, 6, 2394-2418.
  • Mokhov, I., and M.E. Schlesinger, 1993: Analysis of global cloudiness: 1. Comparison of Meteor, Nimbus-7 and ISCCP satellite data. J. Geophys. Res., 98, 12,849-12,868.
  • Mokhov, I., and M.E. Schlesinger, 1994: Analysis of global cloudiness: 2. Comparison of ground-based and satellite-based cloud climatologies. J. Geophys. Res., 99, 17,045-17,065.
  • Liao, X., W.B. Rossow and D. Rind, 1995: Comparison between SAGE II and ISCCP high-level clouds, Part I: Global and zonal mean cloud amounts. J. Geophys. Res., 100, 1121-1135.
  • Liao, X., W.B. Rossow, and D. Rind, 1995: Comparison between SAGE II and ISCCP high-level clouds, Part II: Locating cloud tops. J. Geophys. Res., 100, 1137-1147.
  • Jin, Y., W.B. Rossow and D.P. Wylie, 1996: Comparison of the climatologies of high-level clouds from HIRS and ISCCP. J. Climate, 9, 2850-2879.
  • Lau, N-C., and M.W. Crane, 1997: Comparing satellite and surface observations of cloud patterns in synoptic-scale circulation systems. Mon. Wea. Rev., 125, 3172-3189.
  • Wylie, D.P., and P-H. Wang, 1997: Comparison of cloud frequency data from the high-resolution radiometer sounder and the Stratospheric Aerosol and Gas Experiment II. J. Geophys. Res., 102, 29,893-29,900.
  • Doutriaux-Boucher, M., and G. Seze, 1998: Significant changes between ISCCP C and D cloud climatologies. Geophys. Res. Lett., 25, doi:10.1029/1998GL900081, 4193-4196.
  • Descloitres, J., J.C. Buriez, F. Parol and Y. Fouquart, 1998: POLDER observations of cloud bidirectional reflectances compared to a plane-parallel model using the International Satellite Cloud Climatology Project phase functions. J. Geophys. Res., 103, D10, 11,411-11,418, doi:10.1029/98JD00592.
  • Stubenrauch, C.J., W.B. Rossow, F. Cheruy, A. Chedin and N.A Scott, 1999: Clouds as seen by satellite sounders (3I) and imagers (ISCCP). Part I: Evaluation of cloud parameters. J. Climate, 12, 2189-2213.
  • Wang, J., W.B. Rossow, T. Uttal and M. Rozendaal, 1999: Variability of cloud vertical structure during ASTEX from a combination of rawinsonde, radar, ceilometer and satellite data. Mon. Wea. Rev., 127, 2484-2502.
  • Norris, J.R., 1999: On trends and possible artifacts in global ocean cloud cover between 1952 and 1995. J. Climate, 12, 1864-1870.
  • Hahn, C.J., W.B. Rossow and S.G. Warren, 2001: ISCCP cloud properties associated with standard cloud types identified in individual surface observations. J. Climate, 14, 11-28.
  • Naud, C., J-P. Muller and E.E. Clothiaux, 2002: Comparison of cloud top heights derived from MISR stereo and MODIS CO2-slicing. Geophys. Res. Lett., 29, 10, 1795, doi:10.1029/2002GL015460.
  • Luo, Z., W.B. Rossow, T.Inoue and C.J. Stubenrauch, 2002: Did the eruption of the Mt. Pinatubo volcano affect cirrus properties? J. Climate, 15, 2806-2820.
  • Stubenrauch, C. J., F. Eddounia, and L. Sauvage, 2005: Cloud heights from TOVS Path-B: Evaluation using LITE observations and distributions of highest cloud layers. J. Geophys. Res. 110, D19203,doi:10.1029/2004JD005447.
  • Yang, P., L. Zhang, G. Hong, S.L. Nasiri, B.A. Baum, H-L. Huang, M.D. King and S. Platnick, 2007: Differences between collection 4 and 5 MODIS ice cloud optical/microphysical products and their impact on radiative forcing simulations. IEEE Trans. Geosci. Remote Sensing, 45, 2886-2899.
  • Horvath, A., and R. Davies, 2007: Comparison of microwave and optical cloud water path estimates from TMI, MODIS and MISR. J. Geophys. Res., 112, D01202, doi:10.1029/2006JD007101, (1-12).
  • Holz, R.E., S.A. Ackerman, F.W. Nagle, R. Frey, S. Dutcher, R.E. Kuehn, M.A. Vaughan and B. Baum, 2008: Global Moderate Resolution Imaging Spectroradiometer (MODIS) cloud detection and height evaluation using CALIOP. J. Geophys. Res., 113, D00A19, doi:10.1029/2008JD009837.
  • Stubenrauch. C. J., S. Cros, A. Guignard, and N. Lamquin, 2010: A six-year global cloud climatology from the Atmospheric InfraRed Sounder aboard the AQUA Satellite: statistical analysis in synergy with CALIPSO and CloudSat. Atmos. Chem. Phys., 10, 7197-7214.
  • Marchand, R., T. Ackerman, M. Smyth, and W. B. Rossow, 2010: A review of cloud top height and optical depth histograms from MISR, ISCCP, and MODIS. J. Geophys. Res., 115, D16206, doi:10.1029/2009JD013422, (1-25).
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