Senior climate scientist
Laureate of the initiative Make Our Planet Great Again
Principal investigator of the project km-impacts

Centre National de Recherches Météorologiques (UMR3589 / Météo-France / CNRS)

Member of the team : MOdélisation du Système Climatique régionAl (MOSCA)
Groupe de Météorologie de Grande Échelle et Climat (GMGEC)
Office #078 : Bâtiment Navier (CNRM)

42, avenue Coriolis 31057 Toulouse Cedex 1, France
Phone +33 (0) 5 61 07 90 47
Fax +33 (0) 5 61 07 96 10
Email : philippe (dot) lucas-picher (at) meteo (dot) fr

Profile on ResearchGate

Profile on Google Scholar Citations

Profile on ORCID

Profile on Scopus


Ph. D. in Environmental Science, Université du Québec à Montréal, Canada, 2008

M. Sc. in Atmospheric Science, Université du Québec à Montréal, Canada, 2003

B. Sc. in Physics, Université du Québec à Montréal, Canada, 2000

 Research interests

Regional Climate modelling

Water Cycle

Uncertainties in climate modelling




32. Lucas-Picher, P., S. Lachance-Cloutier, R. Arsenault, A. Poulin, S. Ricard, and R. Turcotte, 2021 : Will evolving climate conditions increase the risk of floods of the large U.S.-Canada transboundary Richelieu River basin ?, Journal of the American Water Resources Association, 57, 32-56, doi:10.1111/1752-1688.12891


31. Lucas-Picher, P., R. Arsenault, A. Poulin, S. Lachance-Cloutier, S. Ricard, and R. Turcotte, 2020 : Application of a high‐resolution distributed hydrological model on a U.S.‐Canada transboundary basin : Simulation of the multiyear mean annual hydrograph and 2011 flood of the Richelieu River basin, Journal of Advances in Modeling Earth Systems, 12, e2019MS001709, doi:10.1029/2019MS001709


30. Glisan, J.M., R. Jones, C. Lennard, N.I. Castillo Pérez, P. Lucas-Picher, A. Rinke, S. Solman, and W.J. Gutowski, 2019 : A metrics-based analysis of seasonal daily precipitation and near-surface temperature within seven CORDEX domains, Atmospheric Science Letters, 20:e897, doi:10.1002/asl.897


29. Takhsha, M., O. Nikiéma, P. Lucas-Picher, R. Laprise,
L. Hernández-Díaz, and K. Winger, 2017 : Dynamical downscaling with the fifth-generation Canadian Regional Climate Model (CRCM5) over the CORDEX Arctic domain : Effect of large-scale spectral nudging and of empirical correction of sea-surface temperature, Climate Dynamics, 51, 161–186, doi:10.1007/s00382-017-3912-6


28. Chen, J., F. Brissette, P. Lucas-Picher, and D. Caya, 2017 : Impacts of weighting climate models for hydro-meteorological climate change studies, Journal of Hydrology, 549, 534–546. doi:10.1016/j.jhydrol.2017.04.025

27. Essou, G., F. Brissette, and P. Lucas-Picher, 2017 : Impacts of combining reanalyses and weather station data on the accuracy of discharge modeling, Journal of Hydrology, 545, 120–131. doi:10.1016/j.jhydrol.2016.12.021

26. Essou, G., F. Brissette, and P. Lucas-Picher, 2017 : The use of reanalyses and gridded observations as weather input data for a hydrological model : comparison of performances of simulated river flows based on the density of weather stations, Journal of Hydrometeorology, 18, 497–513. doi:10.1175/JHM-D-16-0088.1

25. Matte, D., R. Laprise, J.M. Thériault, and P. Lucas-Picher, 2017 : Spatial spin‑up of fine scales in a regional climate model simulation driven by low‑resolution boundary conditions, Climate Dynamics, 49, 563–574. doi:10.1007/s00382-016-3358-2

24. Lucas-Picher, P., R. Laprise, and K. Winger, 2017 : Evidence of added value in North American regional climate model simulations using ever-increasing horizontal resolutions, Climate Dynamics, 48, 2611–2633. doi:10.1007/s00382-016-3227-z


23. Chen, J., B. Gauvin St-Denis, F. Brissette, and P. Lucas-Picher, 2016 : Using natural variability as a baseline to evaluate the performance of bias correction methods in hydrological climate change impact studies, Journal of Hydrometeorology, 17, 2155–2174. doi:10.1175/JHM-D-15-0099.1

22. Essou, G., F. Sabarly, P. Lucas-Picher, F. Brissette, and A. Poulin, 2016 : Can precipitation and temperature from meteorological reanalyses be used for hydrological modeling ? Journal of Hydrometeorology, 17, 1929–1950. doi:10.1175/JHM-D-15-0138.1

21. Sabarly, F., G. Essou, P. Lucas-Picher, A. Poulin, and F. Brissette, 2016 : Use of four reanalysis datasets to assess the terrestrial branch of the water cycle over Quebec, Canada, Journal of Hydrometeorology, 17, 1447–1466. doi:10.1175/JHM-D-15-0093.1

20. Chen, J., F. Brissette, P. Lucas-Picher, and D. Caya, 2016 : Transferability of optimally-selected climate models in the quantification of climate change impacts on hydrology, Climate Dynamics, 47, pp. 3359–3372, doi:10.1007/s00382-016-3030-x

19. Lucas-Picher, P., J. Cattiaux, A. Bougie, and R. Laprise, 2016 : How does large-scale nudging in a regional climate model contribute to improving the simulation of weather regimes and seasonal extremes over North America ?, Climate Dynamics, 46, 929–948, doi:10.1007/s00382-015-2623-0


18. Chen, J., F. P. Brissette, and P. Lucas-Picher, 2015 : Assessing the limits of bias-correcting climate model outputs for climate change impact studies, J. Geophys. Res. Atmos., 120, 1123–1136, doi:10.1002/2014JD022635

17. Lucas-Picher, P., P. Riboust, S. Somot, and R. Laprise, 2015 : Reconstruction of the spring 2011 Richelieu River flood by two regional climate models and a hydrological model. Journal of Hydrometeorology, 16, 36–54, doi:10.1175/JHM-D-14-0116.1


16. Tuinenburg, O.A., R.W.A. Hutjes, T. Stacke, A. Wiltshire, and P. Lucas-Picher, 2014 : Effects of Irrigation in India on the Atmospheric Water Budget. Journal of Hydrometeorology, 15, 1028–1050, doi:10.1175/JHM-D-13-078.1

15. Adalgeirsdottir, G., A. Aschwanden, C. Khroulev, F. Boberg, R. Mottram, P. Lucas-Picher, and J.H. Christensen, 2014 : Role of model initialization for projections of 21st-century Greenland ice sheet mass loss. J. of Glaciology, 60, 782-794, doi:10.3189/2014JoG13J202


14. Kumar, P., A. Wiltshire, C. Mathison, S. Asharaf, B. Ahrens, P. Lucas-Picher, J.H. Christensen, A. Gobiet, F. Saeed, S. Hagemann, and D. Jacob, 2013 : Downscaled climate change projections with uncertainty assessment over India using a high resolution multi-model approach. Science of the Total Environment, Volumes 468–469, Supplement, Pages S18–S30, doi:10.1016/j.scitotenv.2013.01.051

13. Lucas-Picher, P., F. Boberg, J. Christensen, and P. Berg, 2013 : Dynamical downscaling with reinitializations : a method to generate fine-scale climate data sets suitable for impact studies. Journal of Hydrometeorology, 14, 1159–1174, doi:10.1175/JHM-D-12-063.1

12. Lucas-Picher, P., S. Somot, M. Déqué, B. Decharme, and A. Alias, 2013 : Evaluation of the regional climate model ALADIN to simulate the climate over North America in the CORDEX framework. Climate Dynamics, 41, 1117-1137, doi:10.1007/s00382-012-1613-8

11. Simonsen, S., L. Stenseng, G. Adalgeirsdottir, R. Fausto, C. Hvidberg, and P. Lucas-Picher, 2013 : Assessing a multi-layered dynamic firn-compaction model for Greenland with ASIRAS radar measurements. Journal of Glaciology, 59 (215), 545-558, doi:10.3189/2013JoG12J158


10. Laprise, R., D. Kornic, M. Rapaić, L. Separovic, M. Leduc, O. Nikiema, A. Di Luca, E. Diaconescu, A. Alexandru, P. Lucas-Picher, R. de Elía, D. Caya and S. Biner, 2012 : Considerations of domain size and large-scale driving for nested regional climate models : impact on internal variability and ability at developing small-scale
details. Climate Change, Part 4, 181-199, doi:10.1007/978-3-7091-0973-1_14

9. Lucas-Picher, P., M. Wulff-Nielsen, J. H. Christensen, G. Aðalgeirsdóttir, R. Mottram, and S. B. Simonsen, 2012 : Very high resolution regional climate model simulations over Greenland : Identifying added value. J. Geophys. Res., 117, D02108,

8. Rae, J.G.L, G. Adalgeirsdottir, T.L. Edwards, X. Fettweis, J.M. Gregory, H.H. Hewitt, J.A. Lowe, P. Lucas-Picher, R.H. Mottram, A.J. Payne, J.K. Ridley, S.R. Shannon, W.J. van de Berg, R.S.W. van de Wal, and M.R. van den Broeke, 2012 : Greenland ice sheet surface mass balance : evaluating simulations and making projections with regional climate models. The Cryosphere, 6, 1275-1294,


7. Lucas-Picher, P., J.H. Christensen, F. Saeed, P. Kumar, S. Asharaf, B. Ahrens, A. Wiltshire, S. Hagemann, and D. Jacob, 2011 : Can regional climate models represent the Indian monsoon ? Journal of Hydrometeorology, 12, 849–868. doi:10.1175/2011JHM1327.1

6. Sørensen L.S., S.B. Simonsen, K. Nielsen, P. Lucas-Picher, G. Spada, G. Adalgeirsdottir, R. Forsberg, and C.S. Hvidberg, 2011 : Mass balance of the Greenland ice sheet (2003–2008) from ICESat data – the impact of interpolation, sampling and firn density. The Cryosphere, 5, 173-186, doi:10.5194/tc-5-173-2011


5. Christensen, J. H., F. Boberg, O. B. Christensen, and P. Lucas-Picher, 2008 : On the need for bias correction of regional climate change projections of temperature and
precipitation. Geo. Res. Lett., 35, L20709, doi:10.1029/2008GL035694

4. Laprise, R., R de Elía, D. Caya, S. Biner, P. Lucas-Picher, E. Diaconescu, M. Leduc, A. Alexandru, and L. Separovic, 2008 : Challenging some tenets of Regional Climate
Modelling. Meteorol. Atmos. Phys., 100, 3–22, doi:10.1007/s00703-008-0292-9

3. Lucas-Picher, P., D. Caya, S. Biner, and R. Laprise, 2008 : Quantification of the lateral boundary forcing of a regional climate model using an ageing tracer. Monthly Weather Review, 136, 4980-4996, doi:10.1175/2008MWR2448.1

2. Lucas-Picher, P., D. Caya, R. de Elía, and R. Laprise, 2008 : Investigation of regional climate models’ internal variability with a ten-member ensemble of ten years over a large domain. Climate Dynamics, 31, 927-940, doi:10.1007/s00382-008-0384-8


1. Lucas-Picher, P., V.K. Arora, D. Caya, and R. Laprise, 2003 : Implementation of a large-scale variable velocity flow routing algorithm in the Canadian Regional Climate Model (CRCM). Atmosphère-Ocean, 41, 139-153, doi:10.3137/ao.410203

M. Sc. and Ph. D. theses

Lucas-Picher, P., 2008 : La caractérisation de la variabilité interne des modèles régionaux de climat. Ph.D. Thesis in Environmental Sciences, Université du Québec à Montréal, 129 p. (Link)

Lucas-Picher, P., 2003 : Implémentation d’un schéma de routage de rivière dans le Modèle Régional Canadien du Climat. M.Sc. Thesis in Atmospheric Sciences, Université du Québec à Montréal, 71 p. (Link)

Papers without peer review

Rae, J., G. Aðalgeirsdóttir, T. Edwards, X. Fettweis, J. Gregory, H. Hewitt, J. Lowe, P. Lucas-Picher, R. Mottram, T. Payne, J. Ridley, S. Shannon, W. Jan van de Berg, R. van de Wal and M. van den Broeke, 2011 : Twenty-first century climate change in Greenland : A comparative analysis of three Regional Climate Models. Hadley Centre Technical Note 89, November 2011, 41 p.

MacKellar, N., J.H. Christensen, and P. Lucas-Picher, 2010 : An introduction for researchers and decision makers, Climate Change and Development : Adapting by Reducing Vulnerability (CCDARE), Workshop on climate modelling and uncertainties, 10-14 May, 2010, Niamey, Niger, UNDP, UNEP Risø Centre on Energy, Climate and Sustainable Development (URC) and UNEP-DHI Centre for Water and Environment (UDC), 24 p.

Aðalgeirsdóttir, G., M. Stendel, J.H. Christensen, J. Cappelen, F. Vejen, H.A. Kjær, R. Mottram, and P. Lucas-Picher, 2009 : Assessment of the temperature, precipitation and snow in the RCM HIRHAM4 at 25 km resolution. Danish Climate Centre Report 09-08.

Berg, P., and P. Lucas-Picher, 2008 : Implementation of spectral nudging in the HIRHAM5 Regional Climate Model. Danish Climate Centre Report 08-08.

Lucas-Picher, P., 2006 : Revue des principales méthodes quantitatives d’analyse du climat. Rapport de synthèse environnementale pour le doctorat en Sciences de l’environnement, 46 p.

Lucas-Picher, P., D. Caya, and S. Biner, 2006 : Relation between RCM’s internal variability and residency time of the atmospheric parcels into the limited area domain. Research activities in Atmospheric and Oceanic Modelling, WMO/TD, edited by J. Côté, April 2006.

Lucas-Picher, P., D. Caya, and S. Biner, 2004 : RCM’s internal variability as function of domain size. Research activities in Atmospheric and Oceanic Modelling, WMO/TD, edited by J. Côté, April 2004, 7.25-7.26.

Lucas-Picher, P., V. Arora, D. Caya, and R. Laprise, 2002 : Incorporating river routing in the Canadian Regional Climate Model. Research activities in Atmospheric and Oceanic Modelling, edited by H. Ritchie, WMO/TD - No 1105, Report No. 32 :

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