Rectification of ENSO variability by interdecadal changes in the equatorial background mean state in a CGCM simulation

Journal of Climate

Volumn 20, Issue 10, 2007, Pages 2002-2021

  Dewitte, Boris ^a,b   Yeh, Sang Wook ^c   Moon, Byung Kwon ^d   Cibot, Carole ^e   Terray, Laurent ^e  

^a Laboratoire d'Etudes en Geophysique et Oceanographie Spatiale   (France)

^b Korea Ocean Research and Development Institute ^*  (France)

^c Korea Research Institute of Ships and Ocean Engineering   (South Korea)

^d Chonbuk National University   (South Korea)

^e CERFACS   (France)

Author keywords

[No Author keywords available]

Indexed keywords

ADVECTION; ATMOSPHERIC MOVEMENTS; ATMOSPHERIC TEMPERATURE; COMPUTER SIMULATION; OCEANOGRAPHY; TEMPERATURE DISTRIBUTION; THERMAL STRATIFICATION;

COUPLED GENERAL CIRCULATION MODEL; EL NINO SOUTHERN OSCILLATION; SEA SURFACE TEMPERATURE;

CLIMATE CHANGE;

BAROCLINIC WAVE; DECADAL VARIATION; EKMAN PUMPING; EL NINO-SOUTHERN OSCILLATION; EQUATORIAL DYNAMICS; EQUATORIAL WAVE; GENERAL CIRCULATION MODEL; OCEANIC CURRENT; SEA SURFACE TEMPERATURE; STRATIFICATION; TEMPERATURE ANOMALY; THERMOCLINE;

PACIFIC OCEAN; PACIFIC OCEAN (EAST); PACIFIC OCEAN (SOUTH); PACIFIC OCEAN (WEST);

EID: 34250661751     PISSN: 08948755     EISSN: None     Source Type: Journal    
DOI: 10.1175/JCLI4110.1     Document Type: Article

References (56)

1. An, S.-I., 2004: Interdecadal changes in the El Nino-La Nina asymmetry. Geophys. Res. Lett., 31, L23210, doi:10.1029/2004GL021699.
2. An, S.-I., and F.-F. Jin, 2000: An eigen analysis of the interdecadal changes in the structure and frequency of ENSO mode. Geophys. Res. Lett., 27, 2573-2576.
3. An, S.-I., and F.-F. Jin, 2004: Nonlinearity and asymmetry of ENSO. J. Climate, 17, 2399-2412.
4. An, S.-I., Y.-G. Ham, J.-S. Kug, F.-F. Jin, and I.-S. Kang, 2005: El Niño-La Niña asymmetry in the coupled model intercomparison project simulations. J. Climate, 18, 2617-2627.
5. Barnett, T. P., D. W. Pierce, M. Latif, D. Dommenget, and R. Saravanan, 1999: Interdecadal interactions between the tropics and midlatitudes in the Pacific basin. Geophys. Res. Lett., 26, 615-618.
6. Carton, J. A., G. Chepurin, X. Cao, and B. Giese, 2000: A simple ocean data assimilation analysis of the global upper ocean 1950-95. Part I: Methodology. J. Phys. Oceanogr., 30, 294-309.
7. Cibot, C., E. Maisonnave, L. Terray, and B. Dewitte, 2005: Mechanisms of tropical Pacific interannual-to-decadal variability in the ARPEGE/ORCA global coupled model. Climate Dyn., 24, 823-842.
8. Déqué, M., C. Dreveton, A. Braun, and D. Cariolle, 1994: The climate version of ARPEGE/IFS: A contribution to the French community climate modeling. Climate Dyn., 10, 249-266.
9. Dewitte, B., 2000: Sensitivity of an intermediate ocean-atmosphere coupled model of the tropical Pacific to its oceanic vertical structure. J. Climate, 13, 2363-2388.
10. Dewitte, B., and C. Périgaud, 1996: El Niño-La Niña events simulated with Cane and Zebiak's model and observed with satellite or in situ data. Part II: Model forced with observations. J. Climate, 9, 1188-1207.
11. Dewitte, B., G. Reverdin, and C. Maes, 1999: Vertical structure of an OGCM simulation of the equatorial Pacific Ocean in 1985-94. J. Phys. Oceanogr., 29, 1542-1570.
12. Dewitte, B., C. Cibot, C. Périgaud, S.-I. An, and L. Terray, 2007: Interaction between near-annual and ENSO modes in a CGCM simulation: Role of the equatorial background mean state. J. Climate, 20, 1035-1052.
13. Fichefet, T., and M. A. Morales Maqueda, 1997: Sensitivity of a global sea ice model to the treatment of ice thermodynamics and dynamics. J. Geophys. Res., 102, 12 609-12 646.
14. Gu, D., and S. G. H. Philander, 1995: Secular changes of annual and interannual variability in the Tropics during the past century. J. Climate, 8, 864-876.
15. Gu, D., and S. G. H. Philander, 1997: Interdecadal climate fluctuations that depend on exchanges between the tropics and extratropics. Science, 275, 805-807.
16. Guilderson, T. P., and D. P. Schrag, 1998: Abrupt shift in subsurface temperatures in the tropical Pacific associated changes in El Niño. Science, 281, 240-243.
17. Hirst, A. C., 1986: Unstable and damped equatorial modes in simple coupled ocean-atmosphere models. J. Atmos. Sci., 43, 606-632.
18. Kirtman, B. P., and P. S. Schopf, 1998: Decadal variability in ENSO predictability and prediction. J. Climate, 11, 2804-2822.
19. Kleeman, R., Jr., and B. A. Klinger, 1999: A mechanism for generating ENSO decadal variability. Geophys. Res. Lett., 26, 1743-1746.
20. 2 sensitivity. J. Climate, 10, 138-161.
21. Latif, M., and T. P. Barnett, 1994: Causes of decadal climate variability over the North Pacific and North America. Science, 266, 634-637.
22. Latif, M., and T. P. Barnett, 1996: Decadal climate variability over the North Pacific and North America: Dynamics and predictability. J. Climate, 9, 2407-2423.
23. Levitus, S., and Coauthors, 1998: Introduction. Vol. 1, World Ocean Database 1998, NOAA Atlas NESDIS 18, 346 pp.
24. Luo, J.-J., and T. Yamagata, 2001: Long-term El Niño-Southern Oscillation (ENSO)-like variation with special emphasis on the South Pacific. J. Geophys. Res., 106, 22 211-22 228.
25. Luo, J.-J., S. Masson, S. Behera, P. Delecluse, S. Gualdi, A. Navarra, and T. Yamagata, 2003: South Pacific origin of the decadal ENSO-like variation as simulated by a coupled GCM. Geophys. Res. Lett., 30, 2250, doi:10.1029/2003GL018649.
26. Mantua, N. J., and S. R. Hare, 2002: The Pacific decadal oscillation. J. Oceanogr., 58, 35-44.
27. McCreary, J., Jr., and P. Lu, 1994: Interaction between the subtropical and equatorial ocean circulations: The subtropical cell. J. Phys. Oceanogr., 24, 466-497.
28. Miller, A. J., D. R. Cayan, T. P. Barnett, N. E. Graham, and J. M. Oberhuber, 1994a: The 1976-77 climate shift of the Pacific Ocean. Oceanography, 7, 21-26.
29. Miller, A. J., D. R. Cayan, T. P. Barnett, N. E. Graham, and J. M. Oberhuber, 1994b: Interdecadal variability of the Pacific Ocean: Model response to observed heat flux and wind stress anomalies. Climate Dyn., 9, 287-302.
30. Moon, B.-K., S.-W. Yeh, B. Dewitte, J.-G. Jhun, I.-S. Kang, and B. Kirtman, 2004: Vertical structure variability in the equatorial Pacific before and after the Pacific climate shift of the 1970s. Geophys. Res. Lett., 31, L03203, doi:10.1029/2003GL018829.
31. Pacanowski, R. C., 1995: MOM 2 documentation user's guide and reference manual, version 1.0. GFDL Tech. Rep. 3, 232 pp.
32. Rasmusson, E. M., and T. H. Carpenter, 1982: Variations in tropical sea surface temperature and surface wind fields associated with the Southern Oscillation/El Niño. Mon. Wea. Rev., 110, 354-384.
33. Rodgers, K. B., P. Friederichs, and M. Latif, 2004: Tropical Pacific decadal variability and its relation to decadal modulations of ENSO. J. Climate, 17, 3761-3774.
34. Roullet, G., and G. Madec, 2000: Salt conservation, free surface, and varying volume: A new formulation for ocean general circulation models. J. Geophys. Res., 105, 23 927-23 942.
35. Smith, T. M., and R. W. Reynolds, 2004: Improved extended reconstruction of SST (1854-1997). J. Climate, 17, 2466-2477.
36. Terray, L., E. Sevault, E. Guilyardi, and O. Thual, 1995: OASIS 2.0: User's guide and reference manual. CERFACS Tech. Rep. TR/CMGC/95-46, 123 pp.
37. Timmermann, A., 1999: Detecting the nonstationary response of ENSO to greenhouse warming. J. Atmos. Sci., 56, 2313-2325.
38. Timmermann, A., 2001: Changes of ENSO stability due to greenhouse warming. Geophys. Res. Lett., 28, 2061-2064.
39. Timmermann, A., 2003: Decadal ENSO amplitude modulations: A nonlinear paradigm. Global Planet. Change, 37, 135-156.
40. Timmermann, A., and F. F. Jin, 2002: A nonlinear mechanism for decadal El Niño amplitude changes. Geophys. Res. Lett., 29, 1003, doi:10.1029/2001GL013369.
41. Timmermann, A., M. Latif, A. Bacher, J. Oberhuber, and E. Roeckner, 1999: Increased El Niño frequency in a climate model forced by future greenhouse warming. Nature, 398, 694-696.
42. Timmermann, A., F.-F. Jin, and J. Abshagen, 2003: A nonlinear theory for El Niño bursting. J. Atmos. Sci., 60, 152-165.
43. Torrence, C., and P. J. Webster, 1999: Interdecadal changes in the ENSO-monsoon system. J. Climate, 12, 2679-2690.
44. Tourre, Y. M., Y. Kushnir, and W. B. White, 1999: Evolution of interdecadal variability in sea level pressure, sea surface temperature, and upper ocean temperature over the Pacific Ocean. J. Phys. Oceanogr., 29, 1528-1541.
45. Tourre, Y. M., C. Cibot, L. Terray, W. B. White, and B. Dewitte, 2005: Quasi-decadal and inter-decadal climate fluctuations in the Pacific Ocean from a CGCM. Geophys. Res. Lett., 32, L07710, doi:10.1029/2004GL022087.
46. Trenberth, K. E., 1997: The definition of El Niño. Bull. Amer. Meteor. Soc., 78, 2771-2777.
47. Trenberth, K. E., and J. W. Hurrell, 1994: Decadal atmosphere-ocean variations in the Pacific. Climate Dyn., 9, 303-319.
48. Urban, F. E., J. E. Cole, and J. T. Overpeck, 2000: Modification of tropical Pacific variability by its mean state inferred from a 155-year coral record. Nature, 407, 989-993.
49. Vimont, D. J., D. S. Battisti, and A. C. Hirst, 2002: Pacific interannual and interdecadal equatorial variability in a 1000-yr simulation of the CSIRO coupled general circulation model. J. Climate, 15, 160-178.
50. Wang, B., 1995: Interdecadal changes in El Niño onset in the last four decades. J. Climate, 8, 267-285.
51. Wang, B., and S.-I. An, 2002: A mechanism for decadal changes of ENSO behavior: Roles of background wind changes. Climate Dyn., 18, 475-486.
52. Yeager, S. G., and W. G. Large, 2004: Late-winter generation of spiciness on subducted isopycnals. J. Phys. Oceanogr., 34, 1528-1547.
53. Yeh, S.-W., and B. P. Kirtman, 2004: Tropical Pacific decadal variability and ENSO amplitude modulation in a CGCM. J. Geophys. Res., 109, C11009, doi:10.1029/2004JC002442.
54. Yeh, S.-W., B. Dewitte, J.-G. Jhun, and I.-S. Kang, 2001: The characteristic oscillation induced by coupled processes between oceanic vertical modes and atmospheric modes in the tropical Pacific. Geophys. Res. Lett., 28, 2847-2850.
55. Zebiak, S. E., and M. A. Cane, 1987: A model El Niño-Southern Oscillation. Mon. Wea. Rev., 115, 2262-2278.
56. Zhang, Y., J. M. Wallace, and D. S. Battisti, 1997: ENSO-like interdecadal variability: 1900-93. J. Climate, 10, 1004-1020.