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by Remy ROCA — last modified Feb 25, 2021 07:01 PM


  • Alexandre M. Ramos and Rémy Roca and Pedro M.M. Soares and Anna M. Wilson and Ricardo Machado Trigo and F. Martin Ralph, 2021: Uncertainty in different precipitation products in the case of two atmospheric river events Environmental Research Letters,
  • De Meyer, V. and R. Roca, 2021: Thermodynamic scaling of extreme daily precipitation over the tropical ocean from satellite observations. J. Meteor. Soc. Japan99, Special Edition on Global Precipitation Measurement (GPM):  5th Anniversary,


  • Roca, R., and T. Fiolleau, 2020: Extreme precipitation in the tropics is closely associated with long-lived convective systems. Commun. Earth Environ., 1, 1–6 PDF
  • Roca R., Dejus M., Chambon P., Cloché S., Capderou M. (2020) The Megha-Tropiques Mission After Seven Years in Space. In: Levizzani V., Kidd C., Kirschbaum D., Kummerow C., Nakamura K., Turk F. (eds) Satellite Precipitation Measurement. Advances in Global Change Research, vol 67. Springer, Cham
  • Roca R. et al. (2020) Merging the Infrared Fleet and the Microwave Constellation for Tropical Hydrometeorology (TAPEER) and Global Climate Monitoring (GIRAFE) Applications. In: Levizzani V., Kidd C., Kirschbaum D., Kummerow C., Nakamura K., Turk F. (eds) Satellite Precipitation Measurement. Advances in Global Change Research, vol 67. Springer, Cham
  • Roca, R., D. Bouniol, and T. Fiolleau, 2020: On the duration and life cycle of precipitation systems in the tropics. Advances in Global Change Research, Vol. 69 of, 729–744.
  • Fiolleau and Roca, Using ScaRaB on board Megha-Tropiques to investigate the calibration of geostationary thermal infrared channels for cold cloud studies, Winter 2020 GSICS Quarterly Newsletter Volume 13, Number 4 PDF
  • Alexander L, Bador M, Roca R, Contractor S, Donat M, Nguyen PL, 2020, Intercomparison of precipitation extremes over global land areas from in situ, space-based and reanalysis products Environ. Res. Lett.  15 055002 PDF
  • Fiolleau T., R. Roca, S. Cloché, D. Bouniol and P. Raberanto, Homogenization of geostationary infrared imager channels for cold cloud studies using Megha-Tropiques/ScaRaB,2020,  IEEE Transactions on Geoscience and Remote Sensing. PDF 
  • Bador M, Alexander L, Contractor S and R Roca, Diverse estimates of annual maxima daily precipitation in a variety of quasi-global land observations, 2020, Environ. Res. Lett. 15 035005 PDF
  • Stephens GL, Slingo JM, Rignot E, Reager JT, Hakuba MZ, Durack PJ, Worden J and R Roca, Earth's Water Reservoirs in a changing climate, 2020, Proceedings of the Royal Society A, doi: 10.1098/rspa.2019.0458 PDF


  • Roca R., P Chambon, M. Gosset, D. Bouniol, H. Brogniez, S. Cloché, T. Fiolleau, P. Raberanto and M. Dejus, Le bilan scientifique de la mission Megha-Tropiques après 8 ans dans l’espace, 2019, La Météorologie, PDF.
  • Roca R Estimation of extreme daily precipitation thermodynamic scaling using gridded satellite precipitation products over tropical land, 2019 Environ. Res. Lett. in press PDF
  • Roca, R., Alexander, L. V., Potter, G., Bador, M., Jucá, R., Contractor, S., Bosilovich, M. G., and Cloché, S.: FROGS: a daily 1°  ×  1° gridded precipitation database of rain gauge, satellite and reanalysis products, Earth Syst. Sci. Data, 11, 1017-1035,, 2019. PDF
  • Meyssignac, Boyer, Zhao, Hakuba, Landerer, Stammer, Köhl, Kato, L'Ecuyer, Ablain, Abraham, Blazquez, Cazenave, Church, Cowley, Cheng, Domingues, Giglio, Gouretski, Ishii, Johnson, Killick, Legler, Llovel, Lyman, Palmer, Piotrowicz, Purkey, Roemmich, Roca, Savita, von Schuckmann, Speich, Stephens, Wang, Wijffels and Zilberman, Measuring Global Ocean Heat Content to estimate the Earth Energy Imbalance, Front. Mar. Sci. | doi: 10.3389/fmars.2019.00432, 2019 PDF


  • Gosset M, M Alcoba, R Roca, G Urbani and S Cloché, Evaluation of  TAPEER daily estimates and other GPM era products against dense gauge networks in West Africa, analyzing ground reference uncertainty 2018,  Q. J. R. Meteorol. Soc., PDF
  • Roca R, N Taburet, E Lorant, P Chambon, M Alcoba, H Brogniez, S Cloché, C Dufour, M Gosset and C Guilloteau, Quantifying the contribution of the Megha-Tropiques mission to the estimation of daily accumulated rainfall in the Tropics, 2018,  Q. J. R. Meteorol. Soc., PDF
  • Guilloteau C, R Roca, M Gosset and V. Venugopal, Stochastic Generation of Precipitation Fraction at High Resolution with a Multiscale Constraint from Satellite Observations, 2018, Q. J. R. Meteorol. Soc. PDF
  • Levizzani V., C. Kidd, K. Aonashi, R. Bennartz, R. R. Ferraro, G. J. Huffman, R. Roca, F. J. Turk, N.-Y. Wang, The activities of the International Precipitation Working Group, 2018, Q. J. R. Meteorol. Soc.,doi:10.1002/qj.3214 PDF


  • F.J. Tapiador, A. Navarro , V. Levizzani, E. García-Ortega, G.J. Huffman, C. Kidd, P.A. Kucera, C.D. Kummerow, H. Masunaga, W.A. Petersen, R. Roca, J.-L. Sánchez, W.-K. Tao , F.J. Turk, Global precipitation measurements for validating climate models, 2017, Atmospheric Research, Volume 197, 15 November 2017, Pages 1-20, ISSN 0169-8095,
  • R Roca , T. Fiolleau and D. Bouniol, A Simple Model of the Life Cycle of Mesoscale Convective Systems Cloud Shield in the Tropic , 2017, Journal of Climate PDF
  • Duruisseau, F., Chambon, P., Guedj, S., Guidard, V., Fourrié, N., Taillefer, F., Brousseau, P., Mahfouf, J.-F. and Roca, R. (2017), Investigating the potential benefit to a mesoscale NWP model of a microwave sounder on board a geostationary satellite. Q.J.R. Meteorol. Soc.. doi:10.1002/qj.3070 PDF
  • Berthet S, R Roca , JP Duvel, and T. Fiolleau, Subseasonal Variability of Mesoscale Convective Systems over the Tropical Northeastern Pacific, 2017, Q. J. R. Meteorol. Soc. PDF
  • Maurer V., I. Bischoff-Gauß, N. Kalthoffa, L. Gantnera, R. Roca, H.-J. Panitza, 2017 Initiation of deep convection in the Sahel in a convection-permitting climate simulation for northern Africa., Q. J. R. Meteorol. Soc. 138: 000.000. DOI:10.1002/qj.1907 PDF


    • Guilloteau C, Rémy Roca, and Marielle Gosset, 2016: A Multiscale Evaluation of the Detection Capabilities of High-Resolution Satellite Precipitation Products in West Africa. J. Hydrometeor., 17, 2041–2059, doi: 10.1175/JHM-D-15-0148.1.PDF
    • Bouniol D, Rémy Roca, Thomas Fiolleau, and D. Emmanuel Poan, 2016: Macrophysical, Microphysical, and Radiative Properties of Tropical Mesoscale Convective Systems over Their Life Cycle. J. Climate, 29, 3353–3371, doi: 10.1175/JCLI-D-15-0551.1.PDF
    • Makris A., C. Prieur, T. Vischel, G. Quantin, T. Lebel and R. Roca (2016), Stochastic Tracking of Mesoscale Convective Systems: Evaluation in the West African Sahel. Stochastic Environmental Research and Risk Assessment, 30 (2), p. 681-691.PDF


    • Roca R, H Brogniez, P Chambon, O Chomette, S Cloché, M Gosset, JF Mahfouf, P Raberanto and N Viltard, 2015 The Megha-Tropiques mission: a review after three years in orbit, Frontiers in Atmospheric Sciences, PDF
    • Brogniez, H, G Clain and R. Roca 2015,  Validation of Upper-Tropospheric Humidity from SAPHIR on board Megha-Tropiques Using Tropical Soundings. J. Appl. Meteor. Climatol., 54, 896–908. PDF

    2014 and before

    • Chambon P, LF Meunier, F Guillaume, JM Piriou, R Roca and JF Mahfouf, 2014 Investigating the impact of the water vapour sounding observations from SAPHIR on board Megha-Tropiques into the ARPEGE global model, Q.J.R. Meteorol. Soc.. doi: 10.1002/qj.2478 PDF
    • Schröder, M., Roca, R., Picon, L., Kniffka, A., and Brogniez, H.: 2014 Climatology of free tropospheric humidity: extension into the SEVIRI era, evaluation and exemplary analysis, Atmos. Chem. Phys.  14, 11129–11148, 2014 PDF
    • Roca R. J. Aublanc, P.Chambon, T. Fiolleau, and N. Viltard, (2014) Robust observational quantification of the contribution of mesoscale convective systems to rainfall in the tropics, J Climate, 27, 4952–4958. doi: PDF
    • Thampi, B. V. and Roca, R.: Investigation of negative cloud radiative forcing over the Indian subcontinent and adjacent oceans during the summer monsoon season, Atmos. Chem. Phys., 14, 6739-6758, doi:10.5194/acp-14-6739-2014, 2014. PDF
    • Roca R. and the MT mission group, The Megha-Tropiques mission: a tool to study the tropical water and energy cycles, Report COSPAR 2014, edition CNES, p 90-91, 2014 PDF
    • Tobin, I., S. Bony, C. E. Holloway, J. Y. Grandpeix, G. Sèze, D. Coppin, S. J. Woolnough, and R. Roca (2013), Does convective aggregation need to be represented in cumulus parameterizations? J. Adv. Model. Earth Syst., 5, doi:10.1002/jame.20047 PDF
    • Schröder, Marc; Roca, Rémy (2013): Free Tropospheric Humidity from METEOSAT - 3-hourly / Monthly Means. Satellite Application Facility on Climate Monitoring. DOI:10.5676/EUM_SAF_CM/FTH_METEOSAT/V001.
    • Beucher, F., Lafore, J.-P., Karbou, F. and Roca, R. (2013), High-resolution prediction of a major convective period over West Africa. Q.J.R. Meteorol. Soc.. doi: 10.1002/qj.2225 PDF
    • Kidd, C., Srinivasan, J. and Roca, R. (2013), The Megha-Tropiques mission: day 1 algorithms. Q.J.R. Meteorol. Soc., 139: 841. doi: 10.1002/qj.2201 PDF
    • Fiolleau, T. and Roca, R. (2013), Composite life cycle of tropical mesoscale convective systems from geostationary and low Earth orbit satellite observations: method and sampling considerations. Q.J.R. Meteorol. Soc., 139: 941–953. doi: 10.1002/qj.2174 PDF
    • Fiolleau T. and R. Roca, (2013), An Algorithm For The Detection And Tracking Of Tropical Mesoscale Convective Systems Using Infrared Images From Geostationary Satellite, Transactions on Geoscience and Remote Sensing, doi: 10.1109/TGRS.2012.2227762. PDF
    • Chomette O, Kandel R, Raberanto P , Roca R and M Viollier, 2012, The European Experiment ScaRaB (Scanner for Radiation Budget), pp 75-80,  in GEWEX-RFA report, Eds:  Raschke, Kine and Stackhouse, WCRP Report No. 19/2012. PDF
    • Chambon P., R. Roca, I. Jobard and M. Capderou, 2012, The sensitivity of tropical rainfall estimation from satellite to the configuration of the microwave imagers constellation, Geoscience and Remote Sensing Letters, IEEE , vol.PP, no.99, pp.1-5, DOI: 10.1109/LGRS.2012.2227668 PDF
    • Lafore JP, N. Asencio, D. Bouniol, F. Couvreux, C. Flamant, F. Guichard, N. Hall, S. Janicot, C. Kocha, C. Lavaysse, S. Leroux, E. Poan, P. Peyrillé, R. Roca, R. Roehrig, F. Roux, F. Saïd, 2012, Évolution de notre compréhension du système de mousson ouest-africain, La Météorologie, DOI : 10.4267/2042/48127.
    • Eymard L., Baron C., Caniaux G.,Flamant C., Kergoat L., Karbou F., Ndione J-A., Pellarin T., Martiny N., Ramarohetra J., Vintrou E., Roca R., 2012, L'observation spatiale dans le programme AMMA, La Météorologie, DOI : 10.4267/2042/48136.
    • Tobin, I., S. Bony, et R. Roca (2012), Observational Evidence for Relationships between the Degree of Aggregation of Deep Convection, Water Vapor, Surface Fluxes, and Radiation, J. Climate, 25(20), 6885-6904, doi:doi: 10.1175/JCLI-D-11-00258.1. PDF
    • Sane Y., M. Bonazzola, C. Rio, P. Chambon, T. Fiolleau, I. Musat, F. Hourdin, R. Roca, J.-Y. Grandpeix and A. Diedhiou, 2012 An analysis of the diurnal cycle of precipitation over Dakar using local rain gauge data and a general circulation model, Q. J. R. Meteorol. Soc. DOI:10.1002/qj.1932 PDF
    • Chambon P, Jobard I, Roca R, Viltard N. 2012 An investigation of the error budget of tropical rainfall accumulation derived from merged passive microwave and infrared satellite measurements. Q. J. R. Meteorol. Soc. 138: 000.000. DOI:10.1002/qj.1907 PDF
    • Roca R., R. Guzman, J. Lemond, J. Meijers, L. Picon and H. Brogniez, 2011 : Tropical and extra-tropical influences on the distribution of free tropospheric humidity over the intertropical belt. Survey in Geophysics, doi:10.1007/s10712-011-9169-4 PDF
    • Lafore, J.-P., Flamant, C., Guichard, F., Parker, D. J., Bouniol, D., Fink, A. H., Giraud, V., Gosset, M., Hall, N., Höller, H., Jones, S. C., Protat, A., Roca, R., Roux, F., Saïd, F. and Thorncroft, C. , 2011 , Progress in understanding of weather systems in West Africa. Atmospheric Science Letters, 12: 7–12. doi: 10.1002/asl.335 PDF
    • Flaounas E., Janicot S., Bastin S., Roca R., and E. Mohino, 2011 , The role of the Indian monsoon onset in the West African monsoon onset: observations and AGCM nudged simulations,; Climate Dynamics,DOI: 10.1007/s00382-011-1045-x PDF
    • Jobard, I. , Chopin, F. , Berges, J. C. and Roca, R., 2011 , An intercomparison of 10-day satellite precipitation products during West African monsoon, International Journal of Remote Sensing, 32: 9, 2353  2376 PDF
    • R. Roca, Contributions à l'étude de la physique du climat tropical, Mémoire d'HDR, 66 pages PDF
    • Bergès JC , I. Jobard, F. Chopin, R. Roca , 2010 EPSAT-SG: a satellite method for precipitation estimation; its concepts and implementation for the AMMA experiment Ann. Geophys., 28, 289-308, doi:10.5194/angeo-28-289-2010 PDF
    • Roca R., P Chambon,  Jobard I, P-E Kirstetter, M Gosset, JC Bergès, 2010, Comparing Satellite and Surface Rainfall Products over West Africa at Meteorologically Relevant Scales during the AMMA Campaign Using Error Estimates, J. App. Met. Clim. Volume 49, Issue 4 , pp. 715-731. PDF
    • Sherwood, S. C., R. Roca, T. Weckwerth, and N. Andronova 2010 Tropospheric water vapor, convection and climate, Rev. Geophys., 48, RG2001, doi:10.1029/2009RG000301 PDF
    • R. Roca, Bergès J.C., Brogniez H., Capderou M., Chambon P., Chomette O., Cloché S., Fiolleau T., Jobard I., Lémond J., Ly M., Picon L., Raberanto P., Szantai A. and Viollier M., 2010 , On the Water and energy cycle in the Tropics,  C. R. Geoscience (2010), doi:10.1016/j.crte.2010.01.003 PDF
    • Brogniez H., Roca R. and L. Picon 2009 A study of the free tropospheric humidity interannual variability using Meteosat data and an advection-condensation transport model J. Climate 22, 6773-6787 PDF
    • Bielli, S., and R. Roca ,2009 , Scale decomposition of atmospheric water budget over West Africa during the monsoon 2006 from NCEP analyses, Clim Dyn, doi:10.1007/s00382-009-0597-5. PDF
    • Bergès, J. C., I. Jobard, and R. Roca, 2009 A new index to estimate precipitation using cloud growing rate, Geophys. Res. Lett., 36, L08808, doi:10.1029/2008GL036665 PDF
    • Fiolleau T, Tomasini M, Roca R, Lafore J-P, Laurent H, Lebel T, Piriou C, Ramage K. 2009. Climatology of mesoscale convective systems from satellite. AMMA-EU report, D.2.1.C.g., PDF
    • Janicot S., C. D. Thorncroft, A. Ali, N. Asencio, G. Berry, O. Bock, B. Bourles, G. Caniaux, F. Chauvin, A. Deme, L. Kergoat, J.-P. Lafore, C. Lavaysse, T. Lebel, B. Marticorena, F. Mounier, P. Nedelec, J.-L. Redelsperger, F. Ravegnani, C. E. Reeves, R. Roca, P. de Rosnay, H. Schlager, B. Sultan, M. Tomasini, A. Ulanovsky, and ACMAD forecasters team 2008 Large-scale overview of the summer monsoon over West Africa during the AMMA field experiment in 2006, Ann. Geophys., 26, 25692595 PDF
    • Roca R. 2008 Atmosphère: un monde d'air, p46-59, in Satellites and climate change, ThalesAleniaSpace editions, 144 pages, 2008 PDF
    • Desbois M., M. Capderou, L. Eymard, R. Roca, N. Viltard, M. Viollier et N. Karouche 2007 Megha-Tropiques : un satellite hydrométéorologique franco-indien, La Météorologie, pp 19-27, n° 57 PDF
    • Pierrehumbert R.T., Brogniez H. and Roca R. 2007 On the relative humidity of the Earth's atmosphere. In The General Circulation, T. Schneider and A. Sodel Eds.Princeton University Press PDF
    • Brogniez H., Roca R. and L. Picon 2006 A clear sky radiances archive from METEOSAT "water vapor" observations J. Geophys. Research, VOL. 111, D21109, doi10.10292006JD007238 PDF
    • Tomasini M, Lafore J-P, Piriou C, Roca R,Ramage K, Laurent H, MorelC, Senesi S. 2006. Atlas on a climatology of West African mesoscale convective systems. AMMA-EU report Du2.1.3.a., PDF
    • Brogniez H., Roca R. and L. Picon 2005 Evaluation of the distribution of subtropical Free Tropospheric Humidity in AMIP-2 simulations using METEOSAT Water Vapor channel data Geophys. Res. Letters, VOL. 32, L19708, doi:10.1029/2005GL024341 PDF
    • Roca R., S. Louvet, L. Picon and M. Desbois, 2005, A study of convective systems, water vapor and top of the atmosphere cloud radiative forcing over the Indian Ocean using INSAT-1B and ERBE data, Meteorology and Atmospheric Physics, DOI 10.1007/s00703-004-0098-3 PDF
    • Roca R., J-Ph. Lafore, C. Piriou and J.L. Redelsperger, 2005, Extra-tropical dry air intrusions into the West African Monsoon mid-troposphere: an important factor for the convective activity over Sahel, J. Atmos. Sci., Vol. 62, No. 2, pp. 390-407 PDF
    • Rao K. G., M. Desbois, R Roca and K. Nakamura, 2004, Upper Tropospheric drying and the "transition to break" in the Indian summer monsoon during 1999 , Geophysical Research Letters, 31, L03206, doi:10.1029/2003GL018269, 2004 PDF
    • Duvel JP, R Roca and J. Vialard, 2004, Ocean mixed layer temperature variations induced by intraseasonal convective perturbations over theIndian Ocean, J. Atmos. Sci., Vol. 61, No. 9, pp. 1004–1023. PDF
    • Gershunov A. and R. Roca, 2004, Coupling of latent heat flux and the greenhouse effect by large-scale tropical/subtropical dynamics diagnosed in a set of observations and model simulations, Clim. Dyn., doi:10.1007/s00382-003-0376-7 PDF
    • Minvielle F. G Cautenet, F. Lasserre, G. Foret, S. Cautenet, J.F. Léon, M. O. Andreae, O. L. Mayol-Bracero, R. Gabriel, P. Chazette, R. Roca., 2004, Modelling the transport of aerosols during indoex 1999 and comparison with experimental data. part 2: continental aerosols and their optical depth, Atmos. Env., 38 (12), 1811-822 doi 10.1016/J.atmosenv.2003.07.01 PDF
    • Minvielle F. G Cautenet, F. Lasserre, G. Foret, S. Cautenet, J.F. Léon, M. O. Andreae, O. L. Mayol-Bracero, R. Gabriel, P. Chazette, R. Roca, 2004, Modelling the Transport of Aerosols During Indoex 1999 and Comparison with Experimental Data. Part I: Carbonaceous Aerosol Distribution, Atmos. Env., 38 (12), 1823-1837 doi 10.1016/J.atmosenv.2003.12.033 PDF
    • Picon L, Roca R, S Serrar, JL Monge and M Desbois, 2003, A new METEOSAT water vapor archive for climate studies, J. Geophys Res., vol108, D10,10.1029/2002JD002640. PDF
    • Desbois, M., Roca, R., Eymard, L., Viltard, N., Viollier, M., Srinivasan, J., & Narayanan, S. (2003),  The Megha-Tropiques mission. In Proceedings of SPIE, Vol. 4899,  Atmospheric and Oceanic Processes, Dynamics, and Climate Change, p 172 (April 11, 2003); doi:10.1117/12.466703. PDF
    • Diongue A, Lafore JPh, Redelsperger JL, and Roca R, 2002, Simulation at cloud and synoptic scales of the whole life cycle of an a west African squall-line observed during HAPEX-Sahel: Validation and scales interactions, QJRMS, vol 128, pp 1899-1928. PDF
    • R. Roca, M. Viollier, L. Picon and M. Desbois, 2002, A multi satellite analysis of deep convection and its moist environment over the Indian Ocean during the winter monsoon, J. Geophys. Res, vol 107, No: 10.1029/2000JD000040. PDF
    • Chaboureau, J.-P., Cammas, J.-P., Mascart, P., Pinty, J.P., C. Claud, R. Roca and J.-J. Morcrette, 2000, Evaluation of a cloud system life-cycle simulated by Meso-NH during FASTEX using METEOSAT radiances and TOVS-3I cloud retrievals., QJRMS, vol 126,1735-1750. PDF
    • R. Roca and V. Ramanathan, 2000, Scale Dependant properties of Monsoonal Clouds Sytems over the Indian Ocean, Journal of Climate, vol. 13, 1286-1298. PDF
    • Pierrehumbert R.T. and R. Roca, 1998, Evidence for control of atlantic subtropical humidity by large scale advection, Geophysical Research Letters, vol. 25, pp 4537-4540. PDF
    • R. Roca, Picon L, Desbois M, Le Treut H, and Morcrette JJ , 1997, Direct comparison of METEOSAT water vapor channel and general circulation model results, Geophysical Research Letters, vol. 24, pp 147-150. PDF
    • Delage D., Roca R, Bertin F, Delcourt J, Cremieu A, Masseboeuf M, Ney R, van Velthoven P., 1997, A consistency check of three radar methods for monitoring eddy diffusion and energy dissipation rates through the tropopause. Radio Science, vol. 32, pp 757. PDF

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