Dr. Duane Waliser is Chief Scientist, Earth Science and Technology Directorate, a Visiting Associate in the Geological and Planetary Sciences Division at Caltech and an Adjunct Professor in the Atmospheric and Oceanic Sciences Department at UCLA. His principle research interests lie in climate dynamics and in global atmosphere-ocean modeling, prediction and predictability, with emphasis on the Tropics. He joined JPL in 2004 with interests in utilizing new and emerging satellite data sets to study weather and climate as well as advance our model simulation and forecast capabilities, particularly for long-range weather and short-term climate applications.

• Ph.D. Physical Oceanography Scripps Institution of Oceanography, UCSD (1992)
• M.S. Physics, University of California, San Diego (1987)
• B.S., Physics, Oregon State University (1985)
• B.S., Computer Science, Oregon State University (1985)

• Intraseasonal Variability
• Ocean-Atmosphere Interactions
• Climate Dynamics, Modeling and Prediction
• WCRP-WWRP/THORPEX YOTC and MJO Task Force
• Regional/Global Climate Model Evaluation

• Chief Scientist, Earth Science and Technology Directorate (2010-Present)
• Senior Research Scientist, Jet Propulsion Laboratory (2007-Present)
• Principal Scientist, Jet Propulsion Laboratory, (2004-2007)
• Fellow, Joint Insttitute for Regional Earth System Science and Engineering (JIFRESSE), University of California, Los Angeles, CA. (2007-Present)
• Visiting Associate Faculty, Geological and Planetary Sciences,Caltech (2004-Present)
• Associate Professor, Institute for Terrestrial and Planetary Atmospheres, Marine Science Research Center, State University of New York, Stony Brook (1999-2004).
• Assistant Professor, Institute for Terrestrial and Planetary Atmospheres, Marine Science Research Center, State University of New York, Stony Brook (1993-1994).
• Postdoctoral Associate at UCLA Department of Atmospheric Sciences (1992-1993).
• Research Assistant / Graduate Student in the Physical Oceanography curriculum at Scripps Institution of Oceanography/UCSD (1987-1992).
• Research Assistant / Graduate Student in the Physics Department, University of California, San Diego. Model low-thrust vehicle/ion-engine in the Earth-moon system (1987).
• Teaching Assistant for undergraduate physics courses at University of California, San Diego (1986-1987).

• AMS Fellow (2014)
• JPL Magellan Award (2012)
• NASA Exceptional Achievement Medal (2010)
• NOAA Postdoctoral Fellowship for Climate and Global Change (1992-93).
• National Research Council Research Associate (1992-93), declined.
• NASA Graduate Student Fellowship Recipient (1988-1991).

1. Lee, T., D.E. Waliser, J.-L. F. Li, F. W. Landerer, and M. M. Gierach, 2013: Evaluation of CMIP3 and CMIP5 Wind Stress Climatology Using Satellite Measurements and Atmospheric Reanalysis Products, J. Climate, 26, 5810-5826, DOI: 10.1175/JCLI-D-12-00591.1
2. Li, J.-L. F., D.E. Waliser, G. Stephens, S. Lee, T. S. L'Ecuyer, S. Kato, and N. Loeb, 2013: Characterizing and Understanding Radiation Budget Biases in CMIP3/CMIP5 GCMs, Contemporary GCMs and Reanalyses, JGR, 118, 8166–8184, doi:10.1002/jgrd.50378.
3. Guan, B., T. Lee, D. J. Halkides, and D. E. Waliser (2014), Aquarius surface salinity and the Madden-Julian Oscillation: The role of salinity in surface layer density and potential energy, Geophys. Res. Lett., 41, 2858–2869, doi:10.1002/2014GL059704.
4. Guo, Y., X. Jiang, D.E. Waliser, 2014: Modulation of the Convectively Coupled Kelvin Waves over South America and the Tropical Atlantic Ocean in Association with the Madden–Julian Oscillation. J. Atmos. Sci., 71, 1371–1388. doi: http://dx.doi.org/10.1175/JAS-D-13-0215.1
5. Mani, N. J., J. Y. Lee, D.E. Waliser, B. Wang, and X. Jiang, 2014: Predictability of the Madden-Julian Oscillation in the Intraseasonal Variability Hindcast Experiment (ISVHE). J. Clim., 10.1175/JCLI-D-13-00624.1
6. Waliser, D. E., M. Moncrieff, D. Burrridge, A. Fink, D Gochis, B. N. Goswami, B Guan, P Harr, J Heming, H.-H. Hsu, C Jakob, M. Janiga, R. Johnson, S Jones, P. Knippertz, J Marengo, H Nguyen, M Pope, Y Serra, C Thorncroft, M Wheeler, R. Wood, and S. Yuter, 2012: The "Year" of Tropical Convection (May 2008 to April 2010): Climate Variability and Weather Highlights, Bull. Am. Met. Soc., Vol 93, No 8, DOI:10.1175/2011BAMS3095.1.
7. Moncrieff, M.W., D. E. Waliser, M. A. Shapiro, G. R. Asrar, J. Caughey: 2012: The Rationale For Addressing Tropical Convection At The Intersection Of Weather And Climate: The Year Of Tropical Convection (YOTC) Project, Bull. Am. Met. Soc., Vol 93, No 8, DOI:10.1175/BAMS-D-11-00233.1.
8. Jiang, X., M. Zhao, and D. E. Waliser, 2012: Modulation of Tropical Cyclones over the Eastern Pacific by the Intraseasonal Variability Simulated in an AGCM, J. Climate, http://dx.doi.org/10.1175/JCLI-D-11-00531.1.
9. Lau, W. K. M. and D. E. Waliser, Eds., 2011: Intraseasonal Variability of the Atmosphere-Ocean Climate System, 2nd Edition, Springer, Heidelberg, Germany, pp. 613.
10. Waliser, D. E., J.-L. Li, T. L'Ecuyer, and W.-T. Chen, 2011: The Impact of Precipitating Ice and Snow on the Radiation Balance in Global Climate Models. Geoph. Res. Let., 38, L06802, doi:10.1029/2010GL046478.
11. Bergengren, J.C., D. E. Waliser, Y.L. Yung, 2011: Ecological Sensitivity: A Biospheric View of Climate Change, Climatic Change,107:433-457, DOI 10.1007/s10584-011-0065-1.
12. Waliser, D. E., J. Kim, Y. Xue, Chao, Y., A. Eldering, R. Fovell, A. Hall, Q. Li, K. Liou, J. McWilliams, S. Kapnick, R. Vasic, Fs. De Sale, and Y. Yu, 2011, Simulating the Sierra Nevada snowpack: The impact of snow albedo and multi-layer snow physics, Climatic Change, 109, S59-S117, DOI 10.1007/s10584-011-0312-5.
13. Waliser, D. E., J. F. Li, C. Woods, R. Austin, J. Bacmeister, J. Chern, A. Del Genio, J. Jiang, Z. Kuang, H. Meng, P. Minnis, S. Platnick, W.B. Rossow, G. Stephens, S. Sun-Mack, W.K. Tao, A. Tompkins, D. Vane, C. Walker, D. Wu, 2009: Cloud Ice: A Climate Model Challenge With Signs and Expectations of Progress, J. Geophys. Res.- CloudSat Special Section, 114, D00A21, doi:10.1029/2008JD010015.
14. Tian, B. J., D. E. Waliser, R. A. Kahn, Q. B. Li, Y. L. Yung, T. Tyranowski, I. V. Geogdzhavev, M. I. Mishchenko, O. Torres, and A. Smirnov, 2008: Does the Madden-Julian Oscillation influence aerosol variability?, J. Geophys. Res., doi:10.1029/2007JD009372.
15. Tian, B., Y. L. Yung, D. E. Waliser, T. Tyranowski, L. Kuai, E. J. Fetzer, and F. W. Irion, 2007: Intraseasonal variations of the tropical total ozone and their connection to the MJO. Geophys. Res. Lett., 34, L08704, 10.1029/2007GL029471.
16. Waliser, D. E., K. Seo, S. Schubert, E. Njoku, 2007: Global Water Cycle Agreement in IPCC AR4 Model Simulations, Geoph. Res. Let., 34, L16705, doi:10.1029/2007GL030675.
17. Waliser, D. E., 2006: Intraseasonal Variations. The Asian Monsoon, B Wang, Ed., Springer, Heidelberg, Germany, 844.
18. Waliser, D. E., 2006: Predictability of Tropical Intraseasaonal Variability. Predictability of Weather and Climate, T. Palmer and R. Hagedorn, Eds., Cambridge University Press, 718.
19. Tian, B. J., D. E. Waliser, E. Fetzer, B. Lambrigtsen, Y. Yung, and B. Wang, 2006: Vertical Moist Thermodynamic Structure and Spatial-temporal Evolution of the Madden-Julian Oscillation in Atmospheric Infrared Sounder Observations. J. Atmos. Sci., 63, 10, 2462-2485.
20. Waliser, D. E., K. Weickmann, R. Dole, S. Schubert, O. Alves, C. Jones, M. Newman, H-L Pan, A. Roubicek, S. Saha, C. Smith, H. van den Dool, F. Vitart, M. Wheeler, J. Whitaker, 2006: The Experimental MJO Prediction Project. Bull. Amer. Meteorol. Soc., 87, 425-431.
21. Li, J.-L., D. E. Waliser, J. H. Jiang, D. L. Wu, W. Read, J. W. Waters, A. Tompkins, L. J. Donner, J. Chern, W.-K. Tao, R. Atlas, Y. Gu, K.L. Liou7, A. Del Genio, M. Khairoutdinov, and A. Gettelman, 2005, Comparisons of EOS MLS Cloud Ice Measurements with ECMWF analyses and GCM Simulations: Initial Results, Geoph. Res. Lett., 32, L18710, doi:10.1029/2005GL023788.
22. Waliser, D. E., R Murtugudde, P. Strutton, J.-L. Li, 2005, Subseasonal Organization of Ocean Chlorophyll: Prospects for Prediction Based on the Madden-Julian Oscillation, Geoph. Res. Lett., Vol. 32, No. 23, L23602, 10.1029/2005GL024300
23. Waliser, D. E., 2005: Predictability and Forecasting Tropical Intraseasonal Variability. Intraseasonal Variability of the Atmosphere-Ocean Climate System, W. K. M. Lau and D. E. Waliser, Eds., Springer, Heidelberg, Germany, pp. 401-434.
24. Waliser, D. E., R. Murtugudde, and L. Lucas, 2004: Indo-Pacific Ocean Response to Atmospheric Intraseasonal Variability. Part II: Boreal Summer and the Intraseasonal Oscillation, J. Geoph. Res. - Oceans. 109, C03030, 10.1029/2003JC002002.
25. Zheng, Y., D. E. Waliser, W. Stern, and C. Jones, 2004: The role of coupled sea surface temperatures in the simulation of the tropical intraseasonal oscillation, J. Climate, 17, 4109-4134.
26. Waliser, D. E., K. M. Lau, W. Stern, C. Jones, 2003: Potential Predictability of the Madden-Julian Oscillation, Bull. Amer. Meteor. Soc, 84, 33-50.
27. Waliser, D. E., W. Stern, S. Schubert, K. M. Lau, 2003: Dynamic Predictability of Intraseasonal Variability Associated with the Asian Summer Monsoon, QJRMS, 129, 2897-2925.
28. Waliser, D. E., R. Murtugudde, and L. Lucas, 2003: Indo-Pacific Ocean Response to Atmospheric Intraseasonal Variability. Part I: Austral Summer and the Madden-Julian Oscillation, J. Geoph. Res. - Oceans. 108, C5, 3160, 10.1029/2002JC001620.
29. Waliser, D. E. and 16 others, 2003: AGCM Simulations of Intraseasonal Variability Associated with the Asian Summer Monsoon, Clim. Dyn., 21, 423-446.
30. Waliser, D., S. Schubert, A. Kumar, K. Weickmann, and R. Dole, Proceedings from a workshop on "Modeling, Simulation and Forecasting of Subseasonal Variability", 4-5 June 2003, University of Maryland, NASA/CP 2003-104606, vol. 25, pp. 62, NASA, GSFC, Greenbelt, MD, 2003.
31. Waliser, D. E., J. Ridout, S. Xie, and M. Zhang, 2002: Variational Objective Analysis for Atmospheric Field Programs: A Model Assessment, J. Atmos. Sci., 59, 3436-3456.
32. Waliser, D. E., Z. Shi, J. Lanzante and A. Oort, 1999: The Hadley Circulation: Assessing Reanalysis and Sparse In-Situ Estimates. Clim. Dyn., 15, 719-735.
33. Waliser, D. E., R. A. Weller, R. D. Cess, 1999: Comparisons Between Buoy-Observed, Satellite-Derived and Modeled Surface Shortwave Flux over the Subtropical North Atlantic During the Subduction Experiment. J. Geophys. Res., 104, 31,301-31,320.
34. Waliser, D. E., W. K. Lau, J. H. Kim, 1999: The Influence of Coupled Sea Surface Temperatures on the Madden Julian Oscillation: A Model Perturbation Experiment. J. Atmos. Sci., 56, 333.
35. Waliser, D. E., C. Jones, J. K. Schemm and N. E. Graham, 1999: A Statistical Extended-Range Tropical Forecast Model Based on the Slow Evolution of the MJO. J. Climate, 12, 1918-1939.
36. Waliser, D. E. and W. Zhou, 1997: Removing Satellite Equatorial Crossing Time Biases from the OLR and HRC data sets. J. Climate, 10, 2125-2146.
37. Waliser, D. E., 1996: Formation and Limiting Mechanism for Very High SST: Linking the Dynamics and Thermodynamics. J. Climate, 9, 161-188.
38. Waliser, D. E., 1996: Some Considerations on the Thermostat Hypothesis. Bull. Amer. Met. Soc., 77, 357-360.
39. Waliser, D. E., and R. C. J. Somerville, 1994: The Preferred Latitudes of the Intertropical Convergence Zone. J. Atmos. Sci., 51, 1619-1639.
40. Waliser, D. E. and N. E. Graham, 1993: Convective Cloud Systems and Warm-Pool SSTs: Coupled Interactions and Self-Regulation. J. Geoph. Res., 98, 12881-12893.