Ocean modeling for ENSO

Journal of Geophysical Research: Oceans

Volumn 103, Issue C7, 1998, Pages 14325-14355

  Stockdale, Timothy N ^a   Busalacchi, Antonio J ^b   Harrison, D E ^c   Seager, Richard ^d  

^a EUROPEAN CENTRE FOR MEDIUM RANGE WEATHER FORECASTS   (United Kingdom)

^b NASA GODDARD SPACE FLIGHT CENTER   (United States)

^c NOAA EARTH SYSTEM RESEARCH LABORATORY   (United States)

^d Department of Earth and Environmental Sciences   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EL NINO-SOUTHERN OSCILLATION; OCEAN MODELING; TOGA;

EID: 0032577949     PISSN: None     EISSN: 21699291     Source Type: Journal    
DOI: 10.1029/97jc02440     Document Type: Article

References (295)

1. Anderson, D.L.T., and D.J. Carrington, Modeling interannual variability in the Indian Ocean using momentum fluxes from the operational weather analyses of the United Kingdom Meteorological Office and European Centre for Medium Range Weather Forecasts, J. Geophys. Res., 98, 12,483-12,499, 1993.
2. Anderson, D.L.T., and J.P. McCreary, Slowly propagating disturbances in a coupled ocean-atmosphere model, J. Atmos. Sci., 42, 615-629, 1985.
3. Anderson, D.L.T., and A. M. Moore, Initialization of equatorial waves in ocean models, J. Phys. Oceanogr., 19, 116-121, 1989.
4. Anderson, D.L.T., J. Sheinbaum, and K. Haines, Data assimilation in ocean models, Rep. Prog. Phys., 59, 1209-1266, 1996.
5. Anderson, S.P., R.A. Weller, and R.B. Lukas, Surface buoyancy forcing and the mixed layer of the western Pacific warm pool: Observations and 1D model results, J. Clim., 9, 3056-3085, 1996.
6. Andrich, P., P. Delecluse, C. Levy, and G. Madec, A multitasked general circulation model of the ocean, paper presented at the Fourth International Symposium on Science and Engineering on Cray Supercomputers, Cray Res. Inc., Minneapolis, Minn. October 1988.
7. Arnault, S., A. Morliere, J. Merle, and Y. Menard, Low-frequency variability of the tropical Atlantic surface topography: Altimetry and model comparison, J. Geophys. Res., 97, 14,259-14,288, 1992.
8. Atlas, R., S.C. Bloom, R.N. Hoffman, J.V. Ardizzone, and G. Brin, Space-based surface wind vectors to aid understanding of air-sea interactions, Eos, Trans., 72(18), 201-208, 1991.
9. Barnett, T.P., M. Latif, E. Kirk and E. Roeckner, On ENSO physics, J. Clim., 4, 487-515, 1991.
10. Battisti, D.S., Dynamics and thermodynamics of a warming event in a coupled tropical atmosphere-ocean model, J. Atmos. Sci., 45, 2889-2919, 1988.
11. Battisti, D.S., and A.C. Hirst, Interannual variability in a tropical atmosphere-ocean model: Influence of the basic state, ocean geometry and nonlinearity, J. Atmos. Sci., 46, 1687-1712, 1989.
12. Battisti, D.S. and E.S. Sarachik, Understanding and predicting ENSO, U.S. Natl. Rep. Int. Union Geod. Geophys. 1991-1994, Rev. Geophys., 33, 1367-1376, 1995.
13. Bennett, A.F., Inverse methods for assessing ship-of-opportunity networks and estimating circulation and winds from tropical expendable bathythermograph data, J. Geophys. Res., 95, 16,111-16,148, 1990.
14. Bigg, G.R., and J.R. Blundell, The equatorial Pacific Ocean prior to and during El Nino of 1982/83 -A normal mode model view, Q. J. R. Meteorol. Soc., 115, 1039-1069, 1989.
15. Bigg, G.R., and A.E. Gill, The annual cycle of sea level in the eastern tropical Pacific, J. Phys. Oceanogr., 16, 1055-1061, 1986.
16. Blanc, T.V., Accuracy of bulk-method-determined flux, stability, and sea surface roughness, J. Geophys. Res., 92, 3867-3876, 1987.
17. Blanke, B., and P. Delecluse, Variability of the tropical Atlantic Ocean simulated by a general circulation model with two different mixed layer physics., J. Phys. Oceanogr., 23, 1363-1388, 1993.
18. Blumenthal, M.B., and M.A. Cane, Accounting for parameter uncertainties in model verification: An illustration with tropical sea surface temperature, J. Phys. Oceanogr., 19, 815-830, 1989.
19. Braconnot, P., and C. Frankignoul, Testing model simulations of the thermocline depth variability in the tropical Atlantic from 1982 through 1984, J. Phys. Oceanogr., 23, 626-647, 1993.
20. Braconnot, P., and C. Frankignoul, On the ability of the LODYC GCM to simulate the thermocline depth in the equatorial Atlantic, Clim. Dyn., 9, 221-234, 1994.
21. Brady, E.C., Interannual variability of meridional heat transport in a numerical model of the upper equatorial Pacific ocean, J. Phys. Oceanogr., 24, 2675-2694, 1994.
22. Brady, E.C., and P.R. Gent, The seasonal cycle of meridional heat transport in a numerical model of the Pacific equatorial upwelling zone, J. Phys. Oceanogr., 24, 2658-2673, 1994.
23. Bryan, K., A numerical method for the study of the world ocean, J. Comput. Phys., 4, 347-376, 1969.
24. Busalacchi, A.J., Data assimilation in support of tropical ocean circulation studies, in Modern Approaches to Data Assimilation in Ocean Modeling, edited by P. Malanotte-Rizzoli, pp. 235-270, Elsevier Sci., New York, 1996.
25. Busalacchi, A.J., and M.A. Cane, Hindcasts of sea level variations during the 1982-1983 El Nino, J. Phys. Oceanogr., 15, 213-221, 1985.
26. Busalacchi, A.J., and M.A. Cane, The effect of varying stratification on low-frequency equatorial motions, J. Phys. Oceanogr., 18, 801-812, 1988.
27. Busalacchi, A.J., and J.J. O'Brien, The seasonal variability in a model of the tropical Pacific, J. Phys. Oceanogr., 10, 1929-1951, 1980.
28. Busalacchi, A J., and J J. O'Brien, Interannual variability in the equatorial Pacific in the 1960s, J. Geophys. Res., 86, 10,901-10,907, 1981.
29. Busalacchi, A.J., and J. Picaut, Seasonal variability from a model of the tropical Atlantic Ocean, J. Phys. Oceanogr., 13, 1564-1588, 1983.
30. Busalacchi, A.J., M.J. McPhaden, J. Picaut, and S.R. Springer, Sensitivity of wind-driven tropical ocean simulations on seasonal and interannual time scales, J. Mar. Syst., 1, 119-154, 1990.
31. Busalacchi, A.J., R.M. Atlas, and E. Hackert, Comparison of special sensor microwave imager vector wind stress with model-derived and subjective products for the tropical Pacific, J. Geophys. Res., 98, 6961-6977, 1993.
32. Cane, M.A., Modelling sea level during El Nino, J. Phys. Oceanogr., 14, 1864-1874, 1984.
33. Cane, M.A., and E.S. Sarachik, Equatorial oceanography, Rev. Geophys., 21, 1137-1148, 1983.
34. Cane, M.A., A. Kaplan, R.N. Miller, B. Tang, E. Hackert, and A.J. Busalacchi, Mapping tropical Pacific sea level: Data assimilation via a reduced state space Kalman filter, J. Geophys. Res., 101, 22,599-22,617, 1996.
35. Carton, J.A., and E.C. Hackert, Application of multi-variate statistical objective analysis to the circulation in the tropical Atlantic Ocean, Dyn. Atmos. Oceans, 13, 491-515, 1989.
36. Carton, J.A., and B. Huang, Warm events in the tropical Atlantic, J. Phys. Oceanogr., 24, 888-903, 1994.
37. Chang, P., A study of the seasonal cycle of sea surface temperature in the tropical Pacific Ocean using reduced gravity models, J. Geophys. Res., 99, 7725-7741, 1994.
38. Chen, D., A.J. Busalacchi, and L.M. Rothstein, The roles of vertical mixing, solar radiation, and wind stress in a model simulation of the sea surface temperature seasonal cycle in the tropical Pacific Ocean, J. Geophys. Res., 99, 20,345-20,359, 1994a.
39. Chen, D., L. M. Rothstein, and A. J. Busalacchi, A hybrid vertical mixing scheme and its application to tropical ocean models, J. Phys. Oceanogr., 24, 2156-2179, 1994b.
40. Chen, D., S.E. Zebiak, A.J. Busalacchi. and M.A. Cane, An improved procedure for El Nino forecasting: Implications for predictability, Science, 269, 1699-1702, 1995.
41. Chen, Y-Q., D.S. Battisti, and E.S. Sarachik, A new ocean model for studying the tropical oceanic aspects of ENSO, J. Phys. Oceanogr., 25, 2065-2089, 1995.
42. Cheney, R.E., Preface to special section on: TOPEX/POSEIDON: Scientific results, J. Geophys. Res., 100, 24,893, 1995.
43. Chereskin, T.K., and D. Roemmich, A comparison of measured and wind-derived Ekman transport at 11°N in the Atlantic Ocean, J. Phys. Oceanogr., 21, 869-878, 1991.
44. Clancy, R.M., P.A. Phoebus, and K.D. Pollak, An operational global scale ocean thermal analysis system, J. Atmos. Oceanic Technol., 7, 233-254, 1990.
45. Clarke, A.J., On the reflection and transmission of low-frequency energy at the irregular western Pacific Ocean boundary, J. Geo phys. Res., 96, 3289-3305, 1991.
46. Cooper, N.S., The effect of salinity on tropical ocean models, J. Phys. Oceanogr., 18, 697-707, 1988.
47. Cox, M.D., A primitive equation, 3-dimensional model of the ocean, GFDL Ocean Group Tech Rep. 1, Geophys. Fluid. Dyn. Lab., Princeton, N. J., 1984.
48. Crawford, W.R., Pacific equatorial turbulence, J. Phys. Oceanogr., 12, 1137-1149, 1982.
49. Davey, M.K., S. Ineson, and M.A. Balmaseda, Simulation and hindcasts of tropical Pacific Ocean interannual variability, Tellus, Ser. A, 46, 433-447, 1994.
50. Delecluse, P., M. Davey, Y. Kitamura, S.G.H. Philander, M. Saurez, and L. Bengtsson, Coupled general circulation modeling of the tropical Pacific, J. Geophys. Res., this issue.
51. Delecluse, P., G. Madec, M. Imbard, and C. Levy, OPA version 7 ocean general circulation model reference manual, Internal Rep. 93/05, 111 pp., Lab. d'Oceanogr. Dyn. et de Climatol., Univ. Paris VI, Paris, 1993.
52. Derber, J., and A. Rosati, A global oceanic data assimilation system, J. Phys. Oceanogr, 19, 1333-1347, 1989.
53. Dillon, T.M., J.N. Mourn, T.K. Chereskin, and D.R. Caldwell, Zonal momentum balance at the equator, J. Phys. Oceanogr., 19, 561-570, 1989.
54. du Penhoat, Y., and Y. Gouriou, Hindcasts of equatorial sea surface dynamic height in the Atlantic in 1982-1984, J. Geophys. Res., 92, 3729-3740, 1987.
55. du Penhoat, Y., and A. M. Treguier, The seasonal linear response of the tropical Atlantic Ocean, J. Phys. Oceanogr., 15, 316-329, 1985.
56. Fischer, M., and M. Latif, Assimilation of temperature and sea level observations into a primitive equation model of the tropical Pacific, J. Mar. Sysr., 6, 31-46, 1995.
57. Fischer, M., M. Latif, M. Flugel, and M. Ji, The impact of data assimilation on ENSO simulations and predictions, Mon. Weather Rev., 125, 819-829, 1997.
58. Frankignoul, C., C. Duchene, and M.A. Cane, A statistical approach to testing equatorial ocean models with observed data, J. Phys. Oceanogr., 19, 1191-1207, 1989.
59. Frankignoul, C., S. Fevrier, N. Sennechael, J. Verbeek, and P. Braconnot, An intercomparison between four tropical ocean models. Thermocline variability, Tellus, Ser. A,47, 351-364, 1995.
60. Frey, H., M. Latif, and T. Stockdale, The coupled GCM ECHO2, I, The tropical Pacific, Mon. Weather Rev., 125, 703-720, 1997.
61. Fu, L.-L., J. Vasquez, and C. Perigaud, Fitting dynamic models to the Geosat sea level observations in the tropical Pacific Ocean, I, A free wave model, J. Phys. Oceanogr., 21, 798-809, 1991.
62. Fu, L.-L., I. Fukumori, and R.N. Miller, Fitting dynamic models to the Geosat sea level observations in the tropical Pacific Ocean, II, A linear, wind-driven model, J. Phys. Oceanogr., 23, 2162-2181, 1993.
63. Fukumori, I., Assimilation of TOPEX sea level measurements with a reduced-gravity, shallow water model of the tropical Pacific Ocean. J. Geophys. Res., 100, 25,027-25,039, 1995.
64. Galperin, B., L.H. Kantha, S. Hassid, and A. Rosati, A quasi-equilibrium turbulent energy model for geophysical flows, J. Atmos. Sci., 45, 55-62, 1988.
65. Gaspar, P., Y. Gregoris, and J.M. Lefevre, A simple eddy kinetic energy model for simulations of the oceanic vertical mixing: Tests at station Papa and Long-Term Upper Ocean Study site, J. Geophys. Res., 95, 16,179-16,193, 1990.
66. Gent, P.R., The heat budget of the TOGA-COARE domain in an ocean model, J. Geophys. Res., 96, 3323-3330, 1991.
67. Gent, P.R., and M.A. Cane, A reduced gravity, primitive equation model of the upper equatorial ocean, J Comput. Phys., 81, 444-480, 1989.
68. Gent, P.R., and J.C. McWilliams, Isopycnal mixing in ocean circulation models, J. Phys. Oceanogr., 20, 150-155, 1990.
69. Gent, P.R., K. O'Neill, and M.A. Cane, A model of the semiannual oscillation in the equatorial Indian Ocean, J. Phys. Oceanogr., 13, 2148-2160, 1983.
70. Ghil, M., and P. Malanotte-Rizzoli, Data assimilation in meteorology and oceanography, Adv. Geophys., 33, 141-266, 1991.
71. Giese, B.S., and D.R. Cayan, Surface heat flux parameterizations and tropical Pacific sea surface temperature simulations, J. Geophys. Res., 98, 6979-6989, 1993.
72. Giese, B.S., and D.E. Harrison, Eastern equatorial Pacific response to three composite westerly wind types, J. Geophys. Res., 96, 3239-3248, 1991.
73. Gill, A.E., Some simple solutions for heat-induced tropical circulation, Q. J. R. Meteorol. Soc., 106, 447-462, 1980.
74. Gordon, C., Tropical-ocean-atmosphere interactions in a coupled model, Philos. Trans. R. Soc. London. A, 329, 207-223, 1989.
75. Gordon, C., and R.A. Corry, A model simulation of the seasonal cycle in the tropical Pacific Ocean using climatological and modeled surface forcing, J. Geophys. Res., 96, 847-864, 1991.
76. Gourdeau, L., S. Arnault, Y. Meynard, and J. Merle, Geosat sea level assimilation in a tropical Atlantic model using Kalman filter, Oceanol. Acta, 15, 567-574, 1992.
77. Greatbatch, R.J., Kelvin wave fronts, Rossby solitary waves and the nonlinear spin-up of the equatorial oceans, J. Geophys. Res., 90, 9097-9107, 1985.
78. Greiner, E., and C. Perigaud, Assimilation of Geosat altimetric data in a non-linear reduced gravity model of the Indian Ocean, I, Adjoint approach and model data consistency, J. Phys. Oceanogr., 24, 1783-1804, 1994.
79. Halpern, D., Y. Chao, C.-C. Ma, and C. R. Mechoso, Comparison of tropical Pacific temperature and current simulations with two vertical mixing schemes embedded in an ocean general circulation model and reference to observations, J. Geophys. Res., 100, 2515-2522, 1995.
80. Han, Y., A numerical world ocean general circulation model, II, A baroclinic experiment, Dyn. Atmos. Oceans, 8, 141-172, 1984.
81. Haney, R.L., Surface thermal boundary condition for ocean circulation models, J. Phys. Oceanogr., 1, 241-248, 1971.
82. Harrison, D.E., Local and remote forcing of ENSO ocean waveguide response, J. Phys. Oceanogr., 19, 691-695, 1989.
83. Harrison, D.E., Equatorial sea surface temperature sensitivity to net surface heat flux: some ocean circulation model results, J. Clim., 4, 539-549, 1991.
84. Harrison, D.E., and A.P. Craig, Ocean model studies of upper-ocean variability at 0, 160W during the 1982-1983 ENSO: Local and remotely forced response, J. Phys. Oceanogr., 23, 425-451, 1993.
85. Harrison, D.E., and B.S. Giese, Episodes of surface westerly winds as observed from islands in the western tropical Pacific, J. Geophys. Res., 96, 3221-3237, 1991.
86. Harrison, D.E., W.S.K. Kessler, and B J. Giese, Ocean circulation model hindcasts of the 1982-83 El Nino: Thermal variability along the ship-of-opportunity tracks, J. Phys. Oceanogr., 19, 397-418, 1989.
87. Harrison, D.E., B.S. Giese, and E S. Sarachik, Mechanisms of SST change in the equatorial waveguide during the 1982-83 ENSO, J. Clim., 3, 173-188, 1990.
88. Hayes, S.P., L.J. Mangum, J. Picaut, A. Sumi, and K. Takeuchi, TOGA-TAO: A moored array for real-time measurements in the tropical Pacific Ocean, Bull. Am. Meteorol. Soc., 72, 339-347, 1991.
89. Hebert, D., J.N. Mourn, C.A. Paulson and D.R. Caldwell, Turbulence and internal waves at the equator, II, Details of a single event, J. Phys. Oceanogr., 22, 1346-1356, 1992.
90. Hellerman, S., and M. Rosenstein, Normal monthly wind stress over the world ocean with error estimates, J. Phys. Oceanogr., 13, 1093-1104, 1983.
91. Hirst, A.C., Unstable and damped equatorial modes in simple coupled ocean-atmosphere models, J. Atmos. Sci., 43, 606-630, 1986.
92. Hisard, P., C. Henin, R. Houghton, B. Piton, and P. Rual, Oceanic conditions in the tropical Atlantic during 1983 and 1984, Nature, 322, 243-245, 1986.
93. Horel, J.D., V.E. Kousky, and M.T. Kagano, Atmospheric conditions in the Atlantic sector during 1983 and 1984, Nature, 322, 248-251, 1986.
94. Huang, B., and E.K. Schneider, The response of an ocean general circulation model to surface wind stress produced by an atmospheric general circulation model, Mon. Weather Rev., 123, 3059-3085, 1995.
95. Huang, B., J.A. Carton, and J. Shukla, A numerical simulation of the variability in the tropical Atlantic ocean, 1980-1988, J. Phys. Oceanogr., 25, 835-854, 1995.
96. Ineson, S., and M.K. Davey, Interannual climate simulation and predictability in a coupled TOGA GCM, Mon. Weather Rev., 125, 721-741, 1997.
97. Inoue, M., J.J. O'Brien, W.B. White, and S.E. Pazan, Interannual variability in the tropical Pacific for the period 1979-1982, J. Geophys. Res., 92, 11,671-11,679, 1987.
98. Ji, M., and T.M. Smith, Ocean model response to temperature data assimilation and varying surface wind stress: intercomparisons and implications for climate forecast, Mon. Weather Rev., 123, 1811-1821, 1995.
99. Ji, M., A. Kumar, and A. Leetmaa, A multi-season climate forecast system at the National Meteorological Center, Bull. Am. Meteorol. Soc., 75, 569-577, 1994a.
100. Ji, M., A. Kumar, and A. Leetmaa, An experimental coupled forecast system at the National Meteorological Center: Some early results, Tellus, Ser. A, 46, 398-418, 1994b.
101. Ji, M., A. Leetmaa, and J. Derber, An ocean analysis system for seasonal to interannual climate studies, Mon. Weather Rev., 123, 460-481, 1995.
102. Johnson, M.A., and J.J. O'Brien, The northeast Pacific Ocean response to the 1982-1983 El Nino, J. Geophys. Res., 95, 7155-7166, 1990.
103. Kamachi, M., and J.J. O'Brien, Continuous data assimilation of drifting buoy trajectory into an equatorial Pacific Ocean model, J. Mar. Syst., 6, 159-178, 1995.
104. Katz, E.J., P. Hisard, J.-M. Verstraete, and S. Garzoli, Annual change of sea surface slope along the equator of the Atlantic in 1983 and 1984, Nature, 322, 245-247, 1986.
105. Kessler, W.S., and M.J. McPhaden, Oceanic equatorial waves and the 1991-93 El Nino, J. Clim., 8, 1757-1774, 1995.
106. Kirtman, B.P., and E.K. Schneider, Model-based estimates of equatorial Pacific wind stress, J. Clim., 9, 1077-1091, 1996.
107. Kleeman, R., On the dependence of hindcast skill on ocean thermodynamics in a coupled ocean-atmosphere model, J. Clim., 6, 2012-2033, 1993.
108. Kleeman, R., A.M. Moore, and N.R. Smith, Assimilation of subsurface thermal data into an intermediate tropical coupled ocean-atmosphere model. Mon. Weather. Rev., 123, 3103-3113, 1995.
109. Klein, S.A., and D.L. Hartmann, The seasonal cycle of low stratiform clouds, J. Clim., 6, 1587-1606, 1993.
110. Kraus, E.B., and J.S. Turner, A one-dimensional model of the seasonal thermocline, II, The general theory and its consequences, Tellus, 19, 98-105, 1967.
111. Kubota, M., and J.J. O'Brien, Variability of the upper tropical Pacific Ocean model, J. Geophys. Res., 93, 13,930-13,949, 1988.
112. Lamb, P.J., R.A. Peppler, and S. Hastenrath, Interannual variability in the tropical Atlantic, Nature, 322, 238-240, 1986.
113. Large, W.G., J.C. McWilliams, and S.C. Doney, Oceanic vertical mixing: A review and a model with a nonlocal boundary layer parameterization, Rev. Geophys., 32, 363-403, 1994.
114. Latif, M., Tropical ocean circulation experiments, J. Phys. Oceanogr., 17, 246-263, 1987.
115. Latif, M., A. Sterl, E. Maier-Reimer, and M.M. Junge, Structure and predictability of the El Nino/Southern Oscillation phenomenon in a coupled ocean-atmosphere general circulation model, J. Clim., 6, 700-708, 1993.
116. Latif, M.T. Stockdale, J. Wolff, G. Burgers, E. Maier-Reimer, M. Junge, K. Arpe, and L. Bengtsson, Climatology and variability in the ECHO coupled GCM, Tellus, Ser. A, 46, 351-366, 1994.
117. Lau, N.-C., S.G.H. Philander, and M.J. Nath, Simulation of ENSO-like phenomena with a low-resolution coupled GCM of the global ocean and atmosphere, J. Clim., 5, 284-307, 1992.
118. Leetmaa, A., and M. Ji, Operational hindcasting of the tropical Pacific, Dyn. Atmos. Oceans, 13, 465-490, 1989.
119. Long, R.B., and W.C. Thacker, Data assimilation into a numerical equatorial ocean model, I, The model and the assimilation algorithm, Dyn. Atmos. Oceans, 13, 379-412, 1989a.
120. Long, R.B, and W.C. Thacker, Data assimilation into a numerical equatorial ocean model, II, Assimilation experiments, Dyn. Atmos. Oceans, 13, 413-439, 1989b.
121. Lunkeit, F., R. Sausen, and J.M. Oberhuber, Climate simulations with the global coupled atmosphere-ocean model ECHAM2/OPYC, I, Present day climate and ENSO events, MPI Rep. 132, Max-Planck-Inst., Hamburg, Germany, 1994.
122. Luther, M.E., and J.J. O'Brien, A model of the seasonal circulation in the Arabian Sea, Prog. Oceanogr., 14, 353-385, 1985.
123. Ma, H., The equatorial basin response to a Rossby wave packet: The effects of a nonlinear mechanism, J. Mar. Res., 50, 567-609, 1992.
124. Ma, C.-C., C.R. Mechoso, A. Arakawa, and J.D. Farrara, Sensitivity of a coupled ocean-atmosphere model to physical parameterizations, J. Clim., 7, 1883-1896, 1994.
125. Maes, C., G. Madec, and P. Delecluse, Sensitivity of an equatorial Pacific OGCM to the lateral diffusion, Mon. Weather Rev., 125, 958-971, 1997.
126. Marti, O., G. Madec, and P. Delecluse, Comment on "Net diffusivity in ocean general circulation models with nonuniform grids", by F.L. Yin and I.Y. Fung, J. Geophys. Res., 97, 12,63-12,66, 1992.
127. Masumoto, Y., and T. Yamagata, Response of the western tropical Pacific to the Asian winter monsoon: The generation of the Mindanao Dome, J. Phys. Oceanogr., 21, 1386-1398, 1991.
128. Masumoto, Y., and T. Yamagata, Simulated seasonal circulation in the Indonesian Seas, J. Geophys. Res., 98, 12,501-12,509, 1993.
129. McCreary, J.P., and P.K. Kundu, A numerical investigation of sea surface temperature variability in the Arabian Sea, J. Geophys. Res., 94, 16,097-16,114, 1989.
130. McCreary, J.P., and Z. Yu, Equatorial dynamics in a 2 1/2 layer model, Prog. Oceanogr., 29, 61-132, 1992.
131. McPhaden, MJ., and A.E. Gill, Topographic scattering of equatorial Kelvin waves, J. Phys. Oceanogr., 17, 82-96, 1987.
132. McPhaden, M.J., J.A. Proehl, and L.M. Rothstein, The interaction of equatorial Kelvin waves with realistically sheared zonal currents, J. Phys. Oceanogr., 16, 1499-1515, 1986.
133. McPhaden, M.J., A.J. Busalacchi, J. Picaut, and G. Raymond, A model study of potential sampling errors due to data scatter around expendable bathythermograph transects in the tropical Pacific, J. Geophys. Res., 93, 8119-8130, 1988a.
134. McPhaden, M.J., A.J. Busalacchi, and J. Picaut, Observations and wind-forced model simulations of the mean seasonal cycle in tropical Pacific sea surface topography, J. Geophys. Res., 93, 8131-8146, 1988b.
135. Mechoso, C.R. et al., The seasonal cycle over the tropical Pacific in general circulation models, Mon. Weather Rev., 123, 2825-2838, 1995.
136. Meehl, G.A., Seasonal cycle forcing of El Nino-Southern Oscillation in a global, coupled ocean-atmosphere GCM, J. Clim., 3, 72-98, 1990.
137. Mellor, G.L. and T. Yamada, Development of a turbulence closure model for geophysical fluid problems, Rev. Geophys., 20, 851-875, 1982.
138. Miller, A.J., J.M. Oberhuber, N.E. Graham, and T.P. Barnett, Tropical Pacific Ocean response to observed winds in a layered general circulation model, J. Geophys. Res., 97, 7317-7340, 1992.
139. Miller, A.J., T.P. Barnett, and N.E. Graham, A comparison of some tropical ocean models: Hindcast skill and El Nino evolution, J. Phys. Oceanogr., 23, 1567-1591, 1993.
140. Miller, R.N., Tropical data assimilation experiments with simulated data: The impact of the Tropical Ocean and Global Atmosphere thermal array for the ocean, J. Geophys. Res., 95, 11,461-11,482, 1990.
141. Miller, R.N., and M.A. Cane, A Kalman filter analysis of sea level height in the tropical Pacific, J. Phys. Oceanogr., 19, 773-790, 1989.
142. Miller, R.N. and M.A. Cane, Tropical data assimilation: theoretical aspects, in Modern Approaches to Data Assimilation in Ocean Modeling, edited by P. Malanotte-Rizzoli, pp., Elsevier Sci., New York, 1996.
143. Miller, R.N., A.J. Busalacchi, and E.C. Hackert, Sea surface topography fields of the tropical Pacific from data assimilation, J. Geophys. Res., 100, 13,389-13,425, 1995.
144. Moore, A.M., N.S. Cooper, and D.L.T. Anderson, Data assimilation in models of the Indian Ocean, J. Phys. Oceanogr., 17, 1965-1977, 1987.
145. Moum, J.N., D.R. Caldwell, C.A. Paulson, and T.K. Chereskin, Does ocean turbulence peak at the equator?, J. Phys. Oceanogr., 16, 1991-1994, 1986.
146. Moum, J.N., M.J. McPhaden, D. Herbert, H. Peters, C.A. Paulson, and D.R. Caldwell, Internal waves, dynamic instabilities, and turbulence in the equatorial thermocline: An introduction to three papers in this issue, J. Phys. Oceanogr., 22, 1357-2359, 1992.
147. Murtugudde, R., M. Cane, and V. Prasad, A reduced-gravity, primitive equation, isopycnal ocean GCM: Formulation and simulations, Mon. Weather Rev., 123, 2864-2887, 1995.
148. Murtugudde, R., R. Seager, and A.J. Busalacchi, Simulation of the tropical oceans with an ocean GCM coupled to an atmospheric mixed layer model, J. Clim., 9, 1795-1815, 1996.
149. Oberhuber, J.M., Simulation of the Atlantic circulation with a coupled sea ice-mixed layer-isopycnal general circulation model, I, Model description, J. Phys. Oceanogr., 23, 808-829, 1993.
150. Pacanowski, R.C., and S.G.H. Philander, Parameterization of vertical mixing in numerical models of tropical oceans, J. Phys. Oceanogr., 11, 1443-1451, 1981.
151. Pacanowski, R., K. Dixon and A. Rosati, The GFDL Modular Ocean Model Users Guide version 1, GFDL Ocean Group Tech. Rep. 2, NOAA/Geophysical Fluid Dynamics Laboratory, Princeton, NJ, USA, 1991.
152. Pacanowski, R., MOM2 Documentation: Users Guide and Reference Manual ver 1.0, GFDL Ocean Group Tech. Rep. 3, NOAA/ Geophysical Fluid Dynamics Laboratory, Princeton, NJ, USA, 1995.
153. Pares-Sierra, A., and J.J. O'Brien, The seasonal and interannual variability of the California Current system: A numerical model, J. Geophys. Res., 94, 3159-3180, 1989.
154. Pares-Sierra, A.F., M. Inoue, and J.J. O'Brien, Estimates of oceanic horizontal heat transport in the tropical Pacific, J. Geophys. Res., 90, 3293-3303, 1985.
155. Pazan, S.E., W.B. White, M. Inoue, and J.J. O'Brien, Off-equatorial influence upon Pacific equatorial dynamic height variability during the 1982-1983 El Nino/Southern Oscillation event, J. Geophys. Res., 91, 8437-8449, 1986.
156. Perigaud, C., and P. Delecluse, Annual sea level variations in the southern tropical Indian Ocean from Geosat and shallow-water simulations, J. Geophys. Res., 97, 20,169-20,178, 1992.
157. Perigaud, C., and P. Delecluse, Interannual sea level variations in the tropical Indian Ocean from Geosat and shallow water simulations, J. Phys. Oceanogr., 23, 1916-1934, 1993.
158. Peters, H., M.C. Gregg, and J.M. Toole, On the parameterization of equatorial turbulence, J. Geophys. Res., 93, 1199-1218, 1988.
159. Philander, S.G.H., Unusual conditions in the tropical Atlantic in 1984, Nature, 322, 236-238, 1986.
160. Philander, S.G.H., and Y. Chao, On the contrast between the seasonal cycles of the equatorial Atlantic and Pacific Oceans, J. Phys. Oceanogr., 21, 1399-1406, 1991.
161. Philander, S.G.H., and W.J. Hurlin, The heat budget of the tropical Pacific Ocean in a simulation of the 1982-83 El Nino, J. Phys. Oceanogr., 18, 926-931, 1988.
162. Philander, S.G.H., and R.C. Pacanowski, The generation of equatorial currents, J. Geophys. Res., 85, 1123-1136, 1980.
163. Philander, S.G.H., and R.C. Pacanowski, A model of the seasonal cycle in the tropical Atlantic Ocean, J. Geophys. Res., 91, 14,192-14,206, 1986.
164. Philander, S.G.H., and A.D. Seigel, Simulation of El Nino of 1982-1983, in Coupled Ocean-Atmosphere Models, edited by J. Nihoul, pp. 517-541,Elsevier, New York, 1985.
165. Philander, S.G.H, W.J. Hurlin, and R.C. Pacanowski, Properties of long equatorial waves in models of the seasonal cycle in the tropical Atlantic and Pacific Oceans, J. Geophys. Res., 91, 14,207-14,211, 1986.
166. Philander, S.G.H., W.J. Hurlin, and A.D. Seigel, Simulation of the seasonal cycle of the tropical Pacific ocean, J. Phys. Oceanogr., 17, 1986-2002, 1987.
167. Philander, S.G.H., N.C. Lau, R.C. Pacanowski, and M.J. Nath, Two different simulations of the Southern Oscillation and El Nino with coupled ocean atmosphere general circulation models, Philos. Trans. R. Soc. London A, 329, 167-178, 1989.
168. Philander, S.G.H., R.C. Pacanowski, N.-C. Lau, and M.J. Nath, Simulation of ENSO with a global atmospheric GCM coupled to a high-resolution, tropical Pacific Ocean GCM, J. Clim., 5, 308-329, 1992.
169. Price, J.F., R.A. Weller, and R. Pinkel, Diurnal cycling: Observations and models of the upper ocean response to diurnal heating, cooling, and wind mixing, J. Geophys. Res., 91, 8411-8427, 1986.
170. Price, J.F., R.A. Weller, and R.R. Schudlich, Wind driven ocean currents and Ekman transport, Science, 238, 1534-1538, 1987.
171. Proehl, J.A., Linear stability of equatorial zonal flows, J. Phys. Oceanogr., 26, 601-621, 1996.
172. Rasmussen, E.M., and T.H. Carpenter, Variations in tropical sea surface temperature and surface wind fields associated with the Southern Oscillation / El Nino, Mon. Weather. Rev., 110, 354-384, 1982.
173. Redi, M.H., Oceanic isopycnal mixing by coordinate rotation, J. Phys. Oceanogr., 12, 1154-1158, 1982.
174. Reverdin, G., and Y. du Penhoat, Modeled surface dynamic height in 1964-1984: An effort to assess how well the low frequencies in the equatorial Atlantic were sampled in 1982-1984, J. Geophys. Res., 92, 1899-1913, 1987.
175. Reverdin, G., P. Delecluse, C. Levy, P. Andrich, A. Moliere, and J.M. Verstraete, The near surface tropical Atlantic in 1982-1984 -Results from a numerical simulation and a data analysis. Prog. Oceanogr., 27, 273-340, 1991.
176. Rosati, A., and K. Miyakoda, A general circulation model for upper ocean simulation, J. Phys. Oceanogr., 18, 1601-1626, 1988.
177. Sadourny, R., The dynamics of finite difference models of the shallow water equations, J. Atmos. Sci., 32, 680-689, 1975.
178. Schneider, N., and T. Barnett, The competition of freshwater and radiation in forcing the ocean during El Nino, J. Clim., 8, 980-992, 1995.
179. Schneider, N., T. Barnett, M. Latif, and T. Stockdale, Warm pool physics in a coupled GCM, J. Clim., 9, 219-239, 1996.
180. Schopf, P.S., and A. Loughe, A reduced gravity isopycnal ocean model: Hindcasts of El Nino, Mon, Weather Rev., 123, 2839-2863, 1995.
181. Schudlich, R.R., and J.F. Price, Diurnal cycles of current, temperature, and turbulent dissipation in a model of the equatorial upper ocean, J. Geophys. Res., 97, 5409-5422, 1992.
182. Seager, R., Modeling tropical Pacific sea surface temperature: 1970-1987, J. Phys. Oceanogr., 19, 419-434, 1989.
183. Seager, R., and M.B. Blumenthal, Modeling tropical Pacific sea surface temperature with satellite-derived solar radiative forcing, J. Clim., 7, 1943-1957, 1994.
184. Seager, R., S.E. Zebiak, and M.A. Cane, A model of the tropical Pacific sea surface temperature climatology, J. Geophys. Res., 93, 1265-1280, 1988.
185. Seager, R., M.B. Blumenthal, and Y. Kushnir, An advective atmospheric mixed layer model for ocean modeling purposes: Global simulation of surface heat fluxes, J. Clim., 8, 1951-1964, 1995a.
186. Seager, R., Y. Kushnir, and M.A. Cane, Cm heat flux boundary conditions for ocean models, J. Phys. Oceanogr., 25, 3219-3230, 1995b.
187. Semtner, A.J., An oceanic general circulation model with bottom topography, UCLA Dept. of Meteorology Tech. Rep. 9, 99 pp., Univ. of Calif., Los Angeles, 1974.
188. Semtner, A.J., and W.R. Holland, Numerical simulation of equatorial ocean circulation, 1, A basic case in turbulent equilibrium, J. Phys. Oceanogr., 10, 667-693, 1980.
189. Sennechael, N., C. Frankignoul, and M.A. Cane, An adaptive procedure for tuning a sea surface temperature model, J. Phys. Ocean ogr., 24, 2288-2305, 1994.
190. Servain, J., A. Morliere, and C S. Pereira, Simulated versus observed sea surface temperature in the tropical Atlantic Ocean, Global Atmos. Ocean Syst., 2, 1-20, 1994.
191. Sheinbaum, J., and D.L.T. Anderson, Variational assimilation of XBT data, I. J. Phys. Oceanogr., 20, 672-688, 1990a.
192. Sheinbaum, J., and D.L.T. Anderson, Variational assimilation of XBT data, II, Sensitivity studies and use of smoothing constraints, J. Phys. Oceanogr., 20, 689-704, 1990b.
193. Smagorinsky, J., General circulation experiments with the primitive equations, I, The basic experiment, Mon. Weather Rev., 91, 99-164, 1963.
194. Smedstad, O.M., and J.J. O'Brien, Variational data assimilation and parameter estimation in an equatorial Pacific ocean model, Prog. Oceanogr., 26, 179-241, 1991.
195. Smith, N.R., An improved system for tropical ocean subsurface temperature analyses, J. Atmos. Oceanic Technol., 12, 850-870, 1995.
196. Sperber, K.R, S. Hameed, W.L. Gates, and G.L. Potter, Southern Oscillation simulated in a global climate model, Nature, 329, 140-142, 1987.
197. Springer, S.R., M.J. McPhaden, and A.J. Busalacchi, Oceanic heat content variability in the tropical Pacific during the 1982-1983 El Nino, J. Geophys. Res., 95, 22,089-22,101, 1990.
198. Stockdale, T.N., Coupled ocean atmosphere forecasts in the presence of climate drift, Mon. Weather Rev., 125, 809-818, 1997.
199. Stockdale, T., D. Anderson, M. Davey, P. Delecluse, A. Kattenburg, Y. Kitamura, M. Latif, and T. Yamagata, Intercomparison of tropical ocean GCMs, Tech. Doc. WMO/TD 545, 43 pp., World Meteorol. Organ., Geneva, 1993.
200. Stockdale, T., M. Latif, G. Burgers and J.-O. Wolff, Some sensitivities of a coupled ocean-atmosphere GCM, Tellus, Ser. A, 46, 367-380, 1994.
201. Stull, R.B., and E.B. Krauss, The transilient model of the upper ocean, J. Geophys. Res., 92, 10,745-10,755, 1987.
202. Suarez, M.J., and P.S. Schopf, A delayed action oscillator for ENSO, J. Atmos. Sci., 45, 3283-3287, 1988.
203. 2 increase, J. Clim., 8, 1473-1502, 1995.
204. Umatani, S., and T. Yamagata, Response of the eastern tropical Pacific to meridional migration of the ITCZ: The generation of the Costa Rica Dome, J. Phys. Oceanogr., 21, 346-363, 1991.
205. Wakata, Y., and E.S. Sarachik, On the role of equatorial ocean modes in the ENSO cycle, J. Phys. Oceanogr., 21, 434-443, 1991.
206. Waliser, D.E., B. Blanke, J. D. Neelin, and C. Gautier, Shortwave feedbacks and El Nino-Southern Oscillation: Forced ocean and coupled ocean-atmosphere experiments, J. Geophys. Res., 99, 25109-25125, 1994.
207. Wang, B., T. Li, and P. Chang, An intermediate model of the tropical Pacific Ocean. J. Phys. Oceanogr., 25, 1599-1616, 1995.
208. Weisberg, R., SEQUAL/FOCAL: Editorial, Geophys. Res. Lett., 11, 713-714, 1984.
209. Weisberg, R., and C. Colin, Equatorial Atlantic Ocean temperature and current variations during 1983 and 1984, Nature, 322, 240-243, 1986.
210. Weisberg, R.H., and T.Y. Tang, Further studies on the response of the equatorial thermocline in the Atlantic Ocean to the seasonally varying trade winds, J. Geophys. Res., 92, 3709-3737, 1987.
211. Woodberry, K.E., M.E. Luther, and J.J. O'Brien, The wind-driven seasonal circulation in the southern tropical Indian Ocean, J. Geophys. Res., 94, 17,985-18,002, 1989.
212. Wyrtki, K., El Nino - the dynamic response of the equatorial Pacific Ocean to atmospheric forcing, J. Phys. Oceanogr., 5, 572-584, 1975.
213. Wyrtki, K., Water displacements in the Pacific and the genesis of El Nino cycles, J. Geophys. Res., 90, 7129-7132, 1985.
214. Yamagata, T., and S. Iizuka, Simulation of the tropical thermal domes in the Atlantic: A seasonal cycle, J. Phys. Oceanogr., 25, 2129-2140, 1995.
215. Yu, L., and J.J. O'Brien, Variational estimation of the wind stress drag coefficient and the oceanic eddy viscosity profile, J. Phys. Oceanogr., 21, 709-719, 1991.
216. Xie, S.-P., Oceanic response to the wind forcing associated with the Intertropical Convergence Zone in the northern hemisphere, J. Geophys. Res., 99, 20,393-20,402, 1994.
217. Zebiak, S.E., Oceanic heat content variability and El Nino cycles, J. Phys. Oceanogr., 19, 475-486, 1989.
218. Zebiak, S.E., and M.A. Cane, A model El Nino-Southern Oscillation, Mon. Weather. Rev., 115, 2262-2278, 1987.
219. M.R. Allen, S.P. Lawrence, M.J. Murray, C.T. Mutlow, T.N. Stockdale, D.T. Llewellyn-Jones, and D.L.T. Anderson, Control of tropical instability waves in the Pacific, Geophys. Res. Lett., 22, 2581-2584, 1995.
220. D.L.T. Anderson, D.J. Carrington, R. Corry, and C. Gordon, Modeling the variability of the Somali Current, J. Mar. Res., 49, 659-696, 1991.
221. T.P. Barnett, A.D. Del Genio, and R.A. Ruedy, Unforced decadal fluctuations in a coupled model of the atmosphere and ocean mixed layer, J. Geophys. Res., 97, 7341-7354, 1992.
222. B. Barnier, J. Capella, and J.J. O'Brien, The use of satellite scatterometer winds to drive a primitive equation model of the Indian Ocean: The impact of bandlike sampling, J. Geophys. Res., 99, 14,187-14,196, 1994.
223. G.R. Bigg, and M. Inoue, Rossby waves and El Nino during 1935-46, Q. J. R. Meteorol. Soc., 118, 125-152, 1992.
224. R. Bleck, and L.T. Smith, A wind-driven isopycnic coordinate model of the North and equatorial Atlantic Ocean, 1, Model development and supporting experiments, J. Geophys. Res., 95, 3273-3285, 1990.
225. B. Bourles, S. Arnault, and C. Provost, Toward altimetric data assimilation in a tropical Atlantic model, J. Geophys. Res., 97, 20,271-20,283, 1992.
226. T.J. Boyd, D.S. Luther, R.A. Knox, and M.C. Hendershott, High-frequency internal waves in the strongly sheared currents of the upper equatorial Pacific: Observations and a simple spectral model, J. Geophys. Res., 98, 18,089-18,107, 1993.
227. A.J. Busalacchi and F. Blanc, On the role of closed and open boundaries in a model of the tropical Atlantic Ocean, J. Phys. Oceanogr., 19, 831-840, 1989.
228. D.J. Carrington and D.L.T. Anderson, Using an ocean model to validate ECMWF heat fluxes, Q. J. R. Meteorol. Soc., 119, 1003-1021, 1993.
229. J.A. Carton, Effect of seasonal surface freshwater flux on sea surface temperature in the tropical Atlantic Ocean, J. Geophys. Res., 96, 12,593-12,598, 1991.
230. G.T. Csanady, What controls the rate of equatorial warm water mass formation? J. Mar. Res., 45, 513-532, 1987.
231. P. Delecluse, J. Servain, C. Levy, K. Arpe, and L. Bengtsson. On the connection between the 1984 Atlantic warm event and the 1982-1983 ENSO, Tellus, Ser. A, 46, 448-464, 1994.
232. N. Didden and F. Schott, Seasonal variations in the western tropical Atlantic: Surface circulation from Geosat altimetry and WOCE model results, J. Geophys. Res., 97, 3529-3541, 1992.
233. C. Duchene and C. Frankignoul, Seasonal variations of surface dynamic topography in the tropical Atlantic: Observational uncertainties and model testing, J. Mar. Res., 49, 223-247, 1991.
234. D.B. Enfield and J.E. Harris, A comparative study of tropical Pacific sea surface height variability: Tide gauges versus the National Meteorological Center data-assimilating ocean general circulation model, 1982-1992, J. Geophys. Res., 100, 8661-8675, 1995.
235. C.C. Eriksen and E.J. Katz, Equatorial dynamics, Rev. Geophys., 25, 217-226, 1987.
236. S.L. Garzoli and S.G.H. Philander, Validation of an equatorial Atlantic simulation model using inverted echo sounder data, J. Geophys. Res., 90, 9199-9201, 1985.
237. P.R. Gent, The annual cycle in the central equatorial Pacific Ocean, J. Mar. Res., 43, 743-759, 1985.
238. B.S. Giese, B.S., and D.E. Harrison, Aspects of the Kelvin wave response to episodic wind forcing, J. Geophys. Res., 95, 7289-7312, 1990.
239. A.E. Gill, Atmosphere-Ocean Dynamics, Academic Press, San Diego, Calif., 1982.
240. Y. Gouriou and G. Reverdin, Isopycnal and diapycnal circulation of the upper equatorial Atlantic Ocean in 1983-1984, J. Geophys. Res., 97, 3543-3572, 1992.
241. N.E. Graham, Decadal-scale climate variability in the tropical and North Pacific during the 1970s and 1980s: observations and model results, Clim. Dyn., 10, 135-162, 1994.
242. N.E. Graham, T.P. Barnett, V.G. Panchang, O.M. Smedstad, J.J. O'Brien, and R.M. Chervin, The response of a linear model of the tropical Pacific to surface winds from the NCAR general circulation model, J. Phys. Oceanogr., 19, 1222-1243. 1989.
243. Z. Hao and M. Ghil, Data assimilation in a simple tropical ocean model with wind stress errors, J. Phys. Oceanogr., 24, 2111-2128, 1994.
244. S.P. Hayes, M.J. McPhaden, and A. Leetmaa, Observational verification of a quasi real time simulation of the tropical Pacific Ocean, J. Geophys. Res., 94, 2147-2157, 1989.
245. P.R. Holvorcem and M. L. Vianna, Integral equation approach to tropical ocean dynamics, n, Rossby wave scattering from the equatorial Atlantic western boundary, J. Mar. Res., 50, 33-61, 1992.
246. M. Inoue and J.J. O'Brien, Trends in sea level in the western and central equatorial Pacific during 1974-1975 to 1981, J. Geophys. Res., 92, 5045-5051, 1987.
247. T.G. Jensen, Modeling the seasonal undercurrents in the Somali Current system, J. Geophys. Res., 96, 22,151-22,167, 1991.
248. T.G. Jensen, Equatorial variability and resonance in a wind-driven Indian Ocean model, J. Geophys. Res., 98, 22,533-22,552, 1993.
249. Y.L. Jia, N.C. Wells, and M.A. Rowe, A simulation of the 1982-1983 El Nino, J. Geophys. Res., 95, 5395-5403, 1990.
250. E.S. Johnson and M.J. McPhaden, Effects of a three-dimensional mean flow on intraseasonal Kelvin waves in the equatorial Pacific Ocean, J. Geophys. Res., 98, 10,185-10,194, 1993.
251. B.G. Kelly, S.D. Meyers, and J.J. O'Brien, On a generating mechanism for Yanai waves and the 25-day oscillation, J. Geophys. Res., 100, 10,589-10,612, 1995.
252. J.C. Kindle, Topographic effects on the seasonal circulation of the Indian Ocean, J. Geophys. Res., 96, 16,827-16,837, 1991.
253. J.C. Kindle and P.A. Phoebus, The ocean response to operational westerly wind bursts during the 1991-1992 El Nino, J. Geophys. Res., 100, 4893-4920, 1995.
254. J.C. Kindle, and J.D. Thompson, The 26-and 50-day oscillations in the western Indian Ocean: Model results, J. Geophys. Res., 94, 4721-4736, 1989.
255. C. Koberle and S.G.H. Philander, On the processes that control seasonal variations of sea surface temperatures in the tropical Pacific Ocean, Tellus, Ser. A, 46, 481-496, 1994.
256. M. Latif and M. Flugel, An investigation of short-range climate predictability in the tropical Pacific, J. Geophys. Res., 96, 2661-2673, 1991.
257. M. Latif and N E. Graham, How much predictive skill is contained in the thermal structure of an oceanic GCM?, J. Phys. Oceanogr., 22, 951-962, 1992.
258. L. Lemasson and N. Piton, Anomalie dynamique de la surface de la mer le long de l'equateur dans l'Ocean Pacificique, Cah. ORSTOM, Ser. Oceanogr., 6, 39-45, 1968.
259. J.P. McCreary, A linear stratified ocean model of the equatorial undercurrent, Philos. Trans. R. Soc. London A, 298, 603-635, 1981.
260. J.P. McCreary and P.K. Kundu, A numerical investigation of the Somali Current during the Southwest Monsoon, J. Mar. Res., 46, 25-58, 1988.
261. J.P. McCreary and R. Lukas, The response of the equatorial ocean to a moving wind field, J. Geophys. Res., 91, 11,691-11,705, 1986.
262. J.P. McCreary, H.S. Lee, and D.B. Enfield, The response of the coastal ocean to strong offshore winds: With application to circulations in the Gulfs of Tehauntepec and Papagayo, J. Mar. Res., 47, 81-109, 1989.
263. M.J. McPhaden, J.A. Proehl, and L.M. Rothstein, On the structure of low-frequency equatorial waves, J. Phys. Oceanogr., 17, 1555-1559, 1987.
264. A.J. Miller, On the barotropic planetary oscillations of the Pacific, J. Mar. Res., 47, 569-594, 1989.
265. Moliere, A., G. Reverdin, and J. Merle, Assimilation of temperature profiles in a general circulation model of the tropical Atlantic, J. Phys. Oceanogr., 19, 1892-1899, 1989.
266. A.M. Moore, Linear equatorial wave mode initialization in a model of the tropical Pacific Ocean: An illustrative example for tropical ocean models, J. Phys. Oceanogr., 20, 423-445, 1990.
267. A.M. Moore and D.L.T. Anderson, The assimilation of XBT data into a layer model of the tropical Pacific Ocean, Dyn. Atmos. Oceans, 13, 441-464, 1989.
268. P.J. Phelps, A simple model of the wind-driven tropical ocean, J. Phys. Oceanogr., 17, 2003-2015, 1987.
269. S.G.H. Philander, W.J. Hurtin, and R. C. Pacanowski, Initial conditions for a general circulation model of tropical oceans, J. Phys. Oceanogr., 17, 147-157, 1987.
270. R.M. Ponte and D.S. Gutzler, The Madden-Julian Oscillation and the angular momentum balance in a barotropic ocean model, J. Geophys. Res., 96, 835-842, 1991.
271. J.A. Proehl, On the numerical dispersion relation of equatorial waves, J. Geophys. Res., 96, 16,929-16,934, 1991.
272. T. Qu, G. Meyers, J.S. Godfrey, and D. Hu, Ocean dynamics in the region between Australia and Indonesia and its influence on the variation of sea surface temperature in a global general circulation model, J. Geophys. Res., 99, 18,433-18,445, 1994.
273. C.J.C. Reason, On the effect of ENSO precipitation anomalies in a global ocean GCM, Clim. Dyn., 8, 39-47, 1992.
274. P.L. Richardson and S.G.H. Philander, The seasonal variations of surface currents In the tropical Atlantic Ocean: A comparison of ship drift data with results from a general circulation model, J. Geophys. Res., 92, 715-724, 1987.
275. L.M. Rothstein, M.J. McPhaden, and J.A. Proehl, Wind forced wave-mean flow Interactions in the equatorial waveguide, I, The Kelvin wave, J. Phys. Oceanogr., 18, 1435-1447, 1988.
276. J.L. Sarmiento, On the North and tropical Atlantic neat balance, J. Geophys. Res., 91, 11,677-11,689, 1986.
277. N. Schneider and P. Muller, Sensitivity of surface equatorial ocean to the parameterization of vertical mixing, J. Phys. Oceanogr., 24, 1623-1640, 1994.
278. F.A. Schott and C.W. Boning, The WOCE Model in the western equatorial Atlantic: Upper layer circulation, J. Geophys. Res., 96, 6993-7004, 1991.
279. T. Shinoda and R. Lukas, Lagrangian mixed layer modeling of the western equatorial Pacific, J. Geophys. Res., 100, 2523-2541, 1995.
280. R.C. Simmons, M.E. Luther, J.J. O'Brien, and D. M. Legler, Verification of a numerical ocean model of the Arabian Sea, J. Geophys. Res., 93, 15,437-15,453, 1988.
281. N.R. Smith, A truncated oceanic spectral model for equatorial thermodynamic studies, Dyn. Atmos. Oceans, 12, 313-337, 1988.
282. N.R. Smith, Objective quality control and performance diagnostics of an oceanic subsurface thermal analysis scheme, J. Geophys. Res., 96, 3279-3287, 1991.
283. N.R. Smith and G.D. Hess, A comparison of vertical eddy mixing parameterizations for equatorial ocean models, J. Phys. Oceanogr., 23, 1823-1830, 1993.
284. K.R. Sperber, S. Hameed, and W.L. Gates, Surface currents and equatorial thermocline in a coupled upper ocean-atmosphere GCM, Clim. Dyn., 7, 121-131, 1992.
285. C.-H. Sui, K.-M. Lau, and A.K. Betts, An equilibrium model for the coupled ocean-atmosphere boundary layer in the Tropics, J. Geophys. Res., 96, 3151-3163, 1991.
286. L. Thompson, and M. Kawase, The nonlinear response of an equatorial ocean to oscillatory forcing, J. Mar. Res., 51, 467-496, 1992.
287. J.R. Toggweiler, K. Dixon, and W.S. Broecker, The Peru Upwelling and the ventilation of the South Pacific thermocline, J. Geophys. Res., 96, 20,467-20,497, 1991.
288. M.L. Vianna, and P.R. Holvorcem, Integral equation approach to tropical ocean dynamics: I, Theory and computational methods, J. Mar. Res., 50, 1-31, 1992a.
289. M. Visbeck, and F. Schott, Analysis of seasonal current variations in the western equatorial Indian Ocean: Direct measurements and GFDL model comparisons, J. Phys. Oceanogr., 22, 1112-1128, 1992.
290. S. Wacongne, Dynamical regimes of a fully nonlinear stratified model of the Atlantic Equatorial Undercurrent, J. Geophys. Res., 94, 4801-4815, 1989.
291. B.C. Weare, Uncertainties in estimates of surface heat fluxes derived from marine reports over the tropical and subtropical oceans, Tellus, Ser. A, 41, 357-370, 1989.
292. R.H. Weisberg and T.Y. Tang, On the response of the equatorial thermocline in the Atlantic Ocean to the seasonally varying trade winds, J. Geophys. Res., 90, 7117-7128, 1985.
293. N.C. Wells and S. King-Hele, Parametrization of tropical ocean heat flux, Q. J. R. Meteorol. Soc., 116, 1213-1224, 1990.
294. W.B. White, S.E. Pazan, and M. Inoue, Hindcast/forecast of ENSO events based upon the redistribution of observed and model heat contents in the western tropical Pacific, 1964-86, J. Phys. Oceanogr., 17, 264-280, 1987.
295. R.-H. Zhang and M. Endoh, A free surface general circulation model for the tropical Pacific Ocean, J. Geophys. Res., 97, 11,237-11,255, 1992.