NCEP reanalysis and AVHRR OLR were provided by the National Oceanic and Atmospheric Administration (NOAA)-Cooperative Institute for Research in Environmental Sciences (CIRES) Earth System Research Laboratory (ESRL)/Physical Sciences Division (PSD) Climate Diagnostics Branch, Boulder, Colorado (http://www.cdc.noaa.gov).
We thank the ECMWF for providing the ERA-40 and ERA-Interim data. A study of this type was made possible through the efforts of the MJO working group, and their development of an MJO diagnostic package. This research was made possible through the support of the Max Planck Society for the Advancement of Science and the German Climate Computing Centre (Deutsches Klimarechenzentrum; DKRZ), Hamburg. The research leading to these results has received funding from the European Union, Seventh Framework Program (FP7/2007-2013) under Grant Agreement 244067. Jürgen Bader is thanked for his comments on an earlier draft of this article. We thank the anonymous reviewers for their careful reading of the manuscript and constructive comments.
Benedict, J. J., , and D. A. Randall, 2009: Structure of the Madden–Julian oscillation in the superparameterized CAM. J. Atmos. Sci., 66, 3277–3296.
Benedict, J. J., , and D. A. Randall, 2011: Impacts of idealized air–sea coupling on Madden–Julian oscillation structure in the superparameterized CAM. J. Atmos. Sci., 68, 1990–2008.
Cassou, C., 2008: Intraseasonal interaction between the Madden–Julian oscillation and the North Atlantic Oscillation. Nature, 455, 523–527.
Dee, D. P., and Coauthors, 2011: The ERA-Interim reanalysis: Configuration and performance of the data assimilation system. Quart. J. Roy. Meteor. Soc., 137, 553–597, doi:10.1002/qj.828.
Ferranti, L., , T. N. Palmer, , F. Molteni, , and E. Klinker, 1990: Tropical–extratropical interaction associated with the 30–60 day oscillation and its impact on medium and extended range prediction. J. Atmos. Sci., 47, 2177–2199.
Goswami, B. N., , R. S. Ajayamohan, , P. K. Xavier, , and D. Sengupta, 2003: Clustering of low pressure systems during the Indian summer monsoon by intraseasonal oscillations. Geophys. Res. Lett., 30, 1431, doi:10.1029/2002GL016734.
Hendon, H. H., 2000: Impact of air–sea coupling on the Madden–Julian oscillation in a general circulation model. J. Atmos. Sci., 57, 3939–3952.
Higgins, R. W., , and K. Mo, 1997: Persistent North Pacific circulation anomalies and the tropical intraseasonal oscillation. J. Climate, 10, 223–244.
Inness, P. M., , J. M. Slingo, , S. J. Woolnough, , R. B. Neale, , and V. D. Pope, 2001: Organization of tropical convection in a GCM with varying vertical resolution: Implications for the simulation of the Madden–Julian oscillation. Climate Dyn., 17, 777–793.
Jia, X., , C. Li, , N. Zhou, and J. Ling, 2010: The MJO in an AGCM with three different cumulus parameterization schemes. Dyn. Atmos. Oceans, 49, 141–163, doi:10.1016/j.dynatmoce.2009.02.003.
Jungclaus J. H., and Coauthors, 2013: Characteristics of the ocean simulations in MPIOM, the ocean component of the MPI-Earth System Model. J. Adv. Model. Earth Syst., doi:10.1002/jame.20023, in press.
Khairoutdinov, M. F., , and D. A. Randall, 2001: A cloud-resolving model as a cloud parameterization in the NCAR Community Climate System Model: Preliminary results. Geophys. Res. Lett., 28, 3617–3620.
Kim, D., , A. Sobel, , E. D. Maloney, , D. M. W. Frierson, , and I.-S. Kang, 2011: A systematic relationship between intraseasonal variability and mean state bias in AGCM simulations. J. Climate, 24, 5506–5520.
Lau, W. K. M., 2005: ENSO connections. Intraseasonal Variability of the Atmosphere–Ocean Climate System, W. K. M. Lau and D. E. Waliser, Eds., Springer, 277–308.
Lee, M., , I. Kang, , and B. Mapes, 2003: Impacts of cumulus convection parameterization on aqua-planet AGCM Simulations of tropical intraseasonal variability. J. Meteor. Soc. Japan, 81, 963–992, doi:10.2151/jmsj.81.963.
Liebmann, B., , and C. Smith, 1996: Description of a complete (interpolated) OLR dataset. Bull. Amer. Meteor. Soc., 77, 1275–1277.
Liess, S., , and L. Bengtsson, 2004: The intraseasonal oscillation in ECHAM4. Part II: Sensitivity studies. Climate Dyn., 22, 671–688.
Liess, S., , L. Bengtsson, , and K. Arpe, 2004: The intraseasonal oscillation in ECHAM4. Part I: Coupled to a comprehensive ocean model. Climate Dyn., 22, 653–669, doi:10.1007/s00382-004-0406-0.
Lin, J.-L., and Coauthors, 2006: Tropical intraseasonal variability in 14 IPCC AR4 climate models. Part I: Convective signals. J. Climate, 19, 2665–2690.
Madden, R., , and P. Julian, 1971: Detection of a 40–50-day oscillation in the zonal wind in the tropical Pacific. J. Atmos. Sci., 28, 702–708.
Madden, R., , and P. Julian, 1972: Description of global-scale circulation cells in the tropics with a 40–50-day period. J. Atmos. Sci., 29, 1109–1123.
Majda, A. J., , S. N. Stechmann, , and B. Khouider, 2007: Madden–Julian oscillation analog and intraseasonal variability in a multicloud model above the equator. Proc. Natl. Acad. Sci. USA, 104, 9919–9924.
Maloney, E. D., , and D. L. Hartmann, 2001: The sensitivity of intraseasonal variability in the NCAR CCM3 to changes in convective parameterization. J. Climate, 14, 2015–2034.
Matthews, A. J., , B. J. Hoskins, , and M. Masutani, 2004: The global response to tropical heating in the Madden–Julian oscillation during the northern winter. Quart. J. Roy. Meteor. Soc., 130, 1991–2011, doi:10.1256/qj.02.123.
Mauritsen, T., and Coauthors, 2012: Tuning the climate of a global model. J. Adv. Model. Earth Syst., 4, M00A01, doi:10.1029/2012MS000154.
Möbis, B., , and B. Stevens, 2012: Mechanisms controlling the ITCZ placement in idealized simulations with ECHAM6. J. Adv. Model. Earth Syst., 4, M00A04, doi:10.1029/2012MS000199.
Newman, M., , P. D. Sardeshmukh, , and C. Penland, 2009: How important is air–sea coupling in ENSO and MJO evolution? J. Climate, 22, 2958–2977.
Nordeng, T. E., 1994: Extended versions of the convective parameterization scheme at ECMWF and their impact on the mean and transient activity of the model in the tropics. ECMWF Tech. Memo. 206, 41 pp.
Park, C.-K., , D. M. Straus, , and K.-M. Lau, 1990: An evaluation of the structure of tropical intraseasonal oscillations in three general circulation models. J. Meteor. Soc. Japan, 68, 403–417.
Pohl, B., , and A. J. Matthews, 2007: Observed changes in the lifetime and amplitude of the Madden–Julian oscillation associated with interannual ENSO sea surface temperature anomalies. J. Climate, 20, 2659–2674.
Randall, D., , M. Khairoutdinov, , A. Arakawa, , and W. Grabowski, 2003: Breaking the cloud parameterization deadlock. Bull. Amer. Meteor. Soc., 84, 1547–1564.
Roeckner, E., and Coauthors, 2003: The atmospheric general circulation model ECHAM 5. Part I: Model description. MPI Rep. 349, 140 pp. [Available online at http://www.mpimet.mpg.de/fileadmin/publikationen/Reports/max_scirep_349.pdf.]
Sato, N., , C. Takahashi, , A. Seiki, , K. Yoneyama, , R. Shirooka, , and Y. N. Takayabu, 2009: An evaluation of the reproducibility of the Madden–Julian oscillation in the CMIP3 multi-models. J. Meteor. Soc. Japan, 87, 791–805.
Slingo, J. M., and Coauthors, 1996: Intraseasonal oscillations in 15 atmospheric general circulation models: Results from an AMIP diagnostic subproject. Climate Dyn., 12, 325–357.
Slingo, J. M., , P. Inness, , and K. Sperber, 2005: Modeling. Intraseasonal Variability of the Atmosphere–Ocean Climate System, W. K. M. Lau and D. E. Waliser, Eds., Springer, 361–388.
Sobel, A. H., , E. D. Maloney, , G. Bellon, , and D. M. Frierson, 2010: Surface fluxes and tropical intraseasonal variability: A reassessment. J. Adv. Model. Earth Syst, 2 (2), doi:10.3894/JAMES.2010.2.2.
Sperber, K. R., 2004: The Madden–Julian oscillation. An appraisal of coupled climate model simulations, PCMDI Rep. UCRL-TR-202550, Lawrence Livermore National Laboratory, 146–158.
Sperber, K. R., , and H. Annamalai, 2008: Coupled model simulations of boreal summer intraseasonal (30–50 day) variability, Part 1: Systematic errors and caution on use of metrics. Climate Dyn., 31, 345–372, doi:10.1007/s00382-008-0367-9.
Sperber, K. R., , S. Gualdi, , S. Legutke, , and V. Gayler, 2005: The Madden–Julian oscillation in ECHAM4 coupled and uncoupled general circulation models. Climate Dyn., 25, 117–140.
Straub, K. H., , G. N. Kiladis, , and P. E. Ciesielski, 2006: The role of equatorial waves in the onset of the South China Sea summer monsoon and the demise of El Niño during 1998. Dyn. Atmos. Oceans, 42, 216–238.
Subramanian, A. C., , M. Jochum, , A. J. Miller, , R. Murtugudde, , R. B. Neale, , and D. E. Waliser, 2011: The Madden–Julian oscillation in CCSM4. J. Climate, 24, 6261–6282.
Takayabu, Y. N., , T. Iguchi, , M. Kachi, , A. Shibata, , and H. Kanzawa, 1999: Abrupt termination of the 1997–98 El Niño in response to a Madden–Julian oscillation. Nature, 402, 279–282.
Teng, H., , and B. Wang, 2003: Interannual variations of the boreal summer intraseasonal oscillation in the Asian–Pacific region. J. Climate, 16, 3572–3584.
Tiedtke, M., 1989: A comprehensive mass flux scheme for cumulus parameterization in large-scale models. Mon. Wea. Rev., 117, 1779–1800.
Vitart, F., , F. Molteni, , and T. Jung, 2011: Prediction of the Madden–Julian oscillation and its impact on the European weather in the ECMWF monthly forecasts. Proc. ECMWF Seminar on Predictability in the European and Atlantic Regions from Days to Years, ECMWF. [Available online at http://www.ecmwf.int/newsevents/meetings/annual_seminar/2010/presentations/Vitart.pdf.]
von Storch, H., , and F. W. Zwiers, 1999: Statistical Analysis in Climate Research. Cambridge University Press, 494 pp.
Waliser, D. E., , K. M. Lau, , and J. H. Kim, 1999: The influence of coupled sea surface temperatures on the Madden–Julian oscillation: A model perturbation experiment. J. Atmos. Sci., 56, 333–358.
Waliser, D. E., and Coauthors, 2003: AGCM simulations of intraseasonal variability associated with the Asian summer monsoon. Climate Dyn., 21, 423–446.
Wheeler, M. C., , and H. H. Hendon, 2004: An all-season real-time multivariate MJO index: Development of an index for monitoring and prediction. Mon. Wea. Rev., 132, 1917–1932.
Wheeler, M. C., , and J. L. McBride, 2005: Australian–Indonesian monsoon. Intraseasonal Variability in the Atmosphere–Ocean Climate System, W. K. M. Lau and D. E. Waliser, Eds., Springer, 125–173.
Woolnough, S. J., , F. Vitard, , and M. A. Balmaseda, 2007: The role of the ocean in the Madden–Julian oscillation: Implications for MJO prediction. Quart. J. Roy. Meteor. Soc., 133, 117–128.
Zhang, C., , and J. Gottschalck, 2002: SST anomalies of ENSO and the Madden–Julian oscillation in the equatorial Pacific. J. Climate, 15, 2429–2445.
Zhang, C., , M. Dong, , S. Gualdi, , H. H. Hendon, , E. D. Maloney, , A. Marshall, , K. R. Sperber, , and W. Wang, 2006: Simulations of the Madden–Julian oscillation in four pairs of coupled and uncoupled global models. Climate Dyn., 27, 573–592.
Zhu, H., , H. Hendon, , and C. Jakob, 2009: Convection in a parameterized and superparameterized model and its role in the representation of the MJO. J. Atmos. Sci., 66, 2796–2811.