Seasonal dependence of ENSO teleconnections over South America and relationships with precipitation in Uruguay

Journal of Climate

Volumn 16, Issue 8, 2003, Pages 1159-1176

  Cazes Boezio, Gabriel ^a   Robertson, Andrew W ^b   Mechoso, Carlos R ^b  

^a UNIVERSIDAD DE LA REPÚBLICA   (Uruguay)

^b UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CLIMATE CHANGE; PRECIPITATION (METEOROLOGY); WATER WAVES;

ATMOSPHERIC CIRCULATION;

CLIMATOLOGY;

ATMOSPHERE-OCEAN COUPLING; ATMOSPHERIC FORCING; EL NINO-SOUTHERN OSCILLATION; PRECIPITATION (CLIMATOLOGY); SEASONAL VARIATION; TELECONNECTION;

SOUTH AMERICA; URUGUAY;

EID: 0141788227     PISSN: 08948755     EISSN: None     Source Type: Journal    
DOI: 10.1175/1520-0442(2003)16<1159:SDOETO>2.0.CO;2     Document Type: Article

References (39)

1. Aceituno, P., 1989: On the functioning of the Southern Oscillation in the South American sector. Part II: Upper-air circulation. J. Climate, 2, 341-355.
2. Barros, V., M. Gonzalez, B. Liebmann, and I. Camilloni, 2000: Influence of the South Atlantic convergence zone and South Atlantic Sea surface temperature on interannual summer rainfall variability in southeastern South America. Theor. Appl. Climatol., 67, 123-133.
3. Bauer, F., 1951: Extended-range weather forecasting. Compendium of Meteorology, T. F. Malone. Ed., Amer. Meteor. Soc., 814-833.
4. Branstator, G., 1985: Analysis of general circulation model sea surface temperature anomaly simulations using a linear model. Part II: Eigenanalysis. J. Atmos. Sci., 42, 2242-2254.
5. Casarin, D. P., and V. E. Kousky, 1986: Anomalias de precipitacao no sul do Brasil e variacoes na circulacao de atmosterica (Precipitation anomalies in South Brazil and variations in atmospheric circulation). Rev. Bras. Meteor., 1, 83-90.
6. Chen, W. Y., 1982: Fluctuations in Northern Hemisphere 700 mb height field associated with the Southern Oscillation. Mon. Wea. Rev., 110, 808-823.
7. Cheng, X., and J. M. Wallace, 1993: Cluster analysis in the Northern Hemisphere wintertime 500-hPa height field: Spatial patterns. J. Atmos. Sci., 50, 2674-2696.
8. Dole, R. M., and N. M. Gordon, 1983: Persistent anomalies of the extratropical Northern Hemisphere winter time circulation: Geographical distribution and regional persistence characteristics. Mon. Wea. Rev., 111, 1567-1586.
9. Farrara, J. D., C. R. Mechoso, and A. W. Robertson, 2000: Ensembles of AGCM two-tier predictions and simulations of the circulation anomalies during winter 1997-1998. Mon. Wea. Rev., 128, 3589-3604.
10. Feldstein, S. B., 2000: Is interannual zonal mean flow variability simply climate noise? J. Climate, 13, 2356-2362.
11. Ghil, M., and S. Childress, 1987: Topics in Geophysical Fluid Dynamics: Atmospheric Dynamics, Dynamo Theory, and Climate Dynamics. Springer Verlag, 485 pp.
12. Ghil, M., and K. C. Mo, 1991: Intraseasonal oscillations in the global atmosphere. Part II: Southern Hemisphere. J. Atmos. Sci., 48, 780-790.
13. Gill, A. E., 1980: Some simple solutions for heat induced tropical circulations. Quart. J. Roy. Meteor. Soc., 106, 447-462.
14. Grimm, A. M., V. R. Barros, and M. E. Doyle, 2000: Climate variability in southern South America associated with El Niño and La Niña events. J. Climate, 13, 35-58.
15. Held, I. M., S. W. Lyons, and S. Nigam, 1989: Transients and the extratropical response to El Niño. J. Atmos. Sci., 46, 163-174.
16. Horel, J., and C. R. Mechoso, 1988: Observed and simulated intraseasonal variability of the wintertime planetary circulation. J. Climate. 1, 582-599.
17. Hoskins, B. J., and D. Karoly, 1981: The steady linear response of a spherical atmosphere to thermal and orographic forcing. J. Atmos. Sci., 38, 1179-1196.
18. Kalnay, E., and Coauthors, 1996: The NECP/NCAR 40-Year Reanalysis Project. Bull. Amer. Meteor. Soc., 77, 437-471.
19. Kidson, J. W., 1988: Interannual variation in the Southern Hemisphere circulation. J. Climate, 1, 1177-1198.
20. Kidson, J. W., 1991: Intraseasonal variation in the Southern Hemisphere circulation. J. Climate, 4, 939-953.
21. Kimoto, M., and M. Ghil, 1993: Multiple flow regimes in the Northern Hemisphere winter. Part I: Methodology and hemispheric regimes. J. Atmos. Sci., 50, 2645-2673.
22. Legras, B., and M. Ghil, 1985: Persistent anomalies, blocking and variations in atmospheric predictability. J. Atmos. Sci., 42, 433-471.
23. Liebmann, B., G. N. Kiladis, J. A. Marengo, T. Ambrizzi, and J. D. Glick, 1999: Submonthly convective variability over South America and the South Atlantic convergence zone. J. Climate, 12, 1877-1891.
24. Michelangeli, P. A., R. Vautard, and B. Legras, 1995: Weather regimes: Recurrence and quasi stationarity. J. Atmos. Sci., 52, 1237-1256.
25. Mo, K. C., and M. Ghil, 1987: Statistical dynamics of persistent anomalies. J. Atmos. Sci., 44, 877-901.
26. Mo, K. C., and R. W. Higgins, 1998: The Pacific-South America modes and tropical convection during the Southern Hemisphere winter. Mon. Wea. Rev., 126, 1581-1596.
27. Molteni, F., L. Ferranti, T. N. Palmer, and P. Viterbo, 1993: A dynamical interpretation of the global response to equatorial Pacific SST anomalies. J. Climate, 6, 777-795.
28. Nogués-Paegle, J., and K. C. Mo, 1997: Alternating wet and dry conditions over South America during summer. Mon. Wea. Rev., 125, 279-291.
29. Nogués-Paegle, J., L. A. Byerle, and K. C. Mo, 2000: Intraseasonal modulation of South American summer precipitation. Mon. Wea. Rev., 128, 837-850.
30. Pisciottano, G., A. Diaz, G. Cazes, and C. R. Mechoso, 1994: El Niño-Southern Oscillation impact on rainfall in Uruguay. J. Climate, 7, 1286-1302.
31. Rayner, N. A., C. K. Folland, D. E. Parker, and E. B. Horton, 1995: A new global sea-ice and sea surface temperature (GISST) data set for 1903-1994 for forcing climate models. Hadley Centre Internal Note 69, 13 pp.
32. Richman, M. B., 1986: Rotation of principal components. J. Climatol., 6, 293-335.
33. Robertson, A. W., and M. Ghil, 1999: Large-scale weather regimes and local climate over the western United States. J. Climate, 12, 1796-1813.
34. Robertson, A. W., and C. R. Mechoso, 2000: Interannual and interdecadal variability of the South Atlantic convergence zone. Mon. Wea. Rev., 128, 2947-2957.
35. Robertson, A. W., and C. R. Mechoso, 2003: Circulation regimes and low-frequency oscillations in the South Pacific sector. Mon. Wea. Rev., in press.
36. Sardeshmukh, P. D., and B. J. Hoskins, 1988: The generation of global rotational flow by steady idealized tropical divergence. J. Atmos. Sci., 45, 1228-1251.
37. Trenberth, K. E., 1997: A definition of El Niño. Bull. Amer. Meteor. Soc., 78, 2771-2777.
38. Vautard, R., 1990: Multiple weather regimes over the North Atlantic: Analysis of precursors and succesors. Mon. Wea. Rev., 118, 2056-2081.
39. Wallace, J., and D. Gutzler, 1981: Teleconnections in the geopotential height field during the Northern Hemisphere winter. Mon. Wea. Rev., 109, 784-812.