Climatology of the low-level jet east of the Andes as derived from the NCEP-NCAR reanalyses: Characteristics and temporal variability

Journal of Climate

Volumn 17, Issue 12, 2004, Pages 2261-2280

  Marengo, Jose A ^a   Soares, Wagner R ^a   Saulo, Celeste ^b   Nicolini, Matilde ^b  

^a INSTITUTO NACIONAL DE PESQUISAS ESPACIAIS   (Brazil)

^b Centro de Investigacion del Mar y la Atmosfera   (Argentina)

Author keywords

[No Author keywords available]

Indexed keywords

CLIMATE CHANGE; CONVERGENCE OF NUMERICAL METHODS; GEOGRAPHICAL REGIONS; JETS; MOISTURE;

CIRCULATION ANOMALIES; MOISTURE TRANSPORTATION;

CLIMATOLOGY;

AIR MASS; ATMOSPHERIC CIRCULATION; ATMOSPHERIC MODELING; CLIMATOLOGY; JET FLOW; MERIDIONAL CIRCULATION; TEMPORAL VARIATION;

ANDES; SOUTH AMERICA;

EID: 3242695328     PISSN: 08948755     EISSN: None     Source Type: Journal    
DOI: 10.1175/1520-0442(2004)017<2261:COTLJE>2.0.CO;2     Document Type: Article

References (42)

1. Anderson, C. J., and R. Arrit, 2001: Representation of summertime low-level jets in the central United States by NCEP-NCAR re-nalyses. J. Climate, 14, 234-247.
2. Berbery, E. H., and E. A. Collini, 2000: Springtime precipitation and water vapor flux convergence over southeastern South America. Mon. Wea. Rev., 128, 1328-1346.
3. Berbery, E. H., and V. Barros, 2002: The hydrological cycle of the La Plata basin in South America. J. Hydrometeor., 3, 630-645.
4. Berri, G. J., and B. Inzunza, 1993: The effect of the low-level jet on the poleward water vapor transport in the central region of South America. Atmos. Environ., 27A, 335-341.
5. Blackadar, A., 1957: Boundary layer wind maxima and their significance for the growth of nocturnal inversions. Bull. Amer. Meteor. Soc., 38, 283-290.
6. Bonner, W. D., 1968: Climatology of the low level jet. Mon. Wea. Rev., 96, 833-850.
7. Cazes-Boezio, G. H., A. W. Robertson, and C. R. Mechoso, 2003: Seasonal dependence of ENSO teleconnections over South America and relations with precipitation in Uruguay. J. Climate, 16, 1159-1176.
8. Douglas, M. W., M. Nicolini, and C. Saulo, 1998: Observational evidences of a low level jet east of the Andes during January-March 1998. Meteorologica, 23, 63-72.
9. Douglas, M. W., M. Nicolini, and C. Saulo, 1999: The low-level jet at Santa Cruz, Bolivia during January-March 1998, pilot balloon observations and model comparisons. Preprints, 10th Symp. on Global Change Studies, Dallas, TX. Amer. Meteor. Soc., 223-226.
10. Douglas, M. W., M. Pena, and R. Villarpando, 2000: Special observations of the low level flow over eastern Bolivia during the 1999 atmospheric mesoscale campaign. Preprints, Sixth Int. Conf. on Southern Hemisphere Meteorology and Oceanography, Santiago, Chile, Amer. Meteor. Soc., 157-158.
11. Garreaud, R., and J. M. Wallace, 1998: Summertime incursions of midlatitude air into subtropical and tropical South America. Mon. Wea. Rev., 126, 2713-1733.
12. Herdies, D. L., A. Da Silva, M. A. Silva Dias, and R. Nieto-Ferreira. 2002: Moisture budget of the bimodal pattern of the summer circulation over South America. J. Geophys. Res., 107, 8075, doi:10.1029/2001JD000997.
13. Inzunza, B. J., and G. J. Berri, 1980: Campo de Movimiento y transporte de humedad asociado en la baja tropos fera en el norte de Argentina. Meteorologica, 17, 17-25.
14. Kalnay, E., and Coauthors, 1996: The NCEP/NCAR 40-Year Re-analyses Project. Bull. Amer. Meteor. Soc., 77, 437-471.
15. Labraga, J. C., O. Frumento, and M. Lopez, 2000: The atmospheric water vapor in South America and the tropospheric circulation. J. Climate, 13, 1899-1915.
16. Lau, K.-M., and J. Zhou, 2003: Anomalies of the South American summer monsoon associated with the 1977-99 El Niño Southern Oscillation. Int. J. Climatol., 23, 529-529.
17. Li, L., and H. Le Treut, 1999: Transient behavior of the meridional moisture transport across South America and its relation to atmospheric circulation patterns. Geophys. Res. Lett., 26, 1409-1412.
18. Liebmann, B., G. Kiladis, J. Marengo, T. Ambrizzi, and J. Glick, 1999: Submonthly convective variability over South America and the South Atlantic convergence zone. J. Climate, 12, 1877-1891.
19. Liebmann, B., G. Kiladis, C. Vera, C. Saulo, and L. Carvalho, 2004: Subseasonal variations of rainfall in South America in the vicinity of the low-level jet east of the Andes and comparison to those in the South Atlantic convergence zone. J. Climate, in press.
20. Marengo, J. A., and W. Soares, 2002: Episodio de Jatos de baixos níveis durante 13 a 19 de abril de 1999. Rev. Bras. Meteor., 17, 35-52.
21. Marengo, J. A., M. W. Douglas, and P. L. Silva Dias, 2002: The South American low-level jet east of the Andes during the 1999 LBA-TRMM and LBA-WET AMC campaign. J. Geophys. Res., 107, 8079, doi:10.1029/2001JD00l188.
22. Means, L., 1952: On thunderstorm forecasting in the central United States. Mon. Wea Rev., 80, 165-189.
23. Means, L., 1954: A study of the mean southerly wind maximum in low levels associated with a period of summer precipitation in the middle west. Bull. Amer. Meteor. Soc., 35, 116-170.
24. Misra, V., P. Dirmeyer, B. Kirtman, H. Huang, and M. Kanamitsu, 2000: Regional simulation of interannual variability over South America. COLA Tech. Rep. 85, 42 pp.
25. Mo, K. C., and J. N. Paegle, 2001: The Pacific-South American modes and their downstream effects. Int. J. Climatol., 21, 1211-1229.
26. Nicolini, M., C. Saulo, J. C. Torres, and P. Salio, 2002: Enhanced precipitation over southeastern South America related to low-level jet events during austral warm season. Meteorologica, 27, 59-70.
27. Nieto Ferreira, R., T. Rickenbach, D. Herdies, and L. Carvalho, 2003: Variability of South American convective cloud systems and tropospheric circulation during January-March 1998 and 1999. Mon. Wea. Rev., 131, 961-973.
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., and Coauthors, 2002: Progress in pan American CLIVAR research: Understanding the South American monsoon. Meteorologica, 27, 3-32.
30. Paegle, J. N., and Coauthors, 2001: American low level jets-A scientific prospectus and implementation plan. International CLIVAR Project office, Southampton, United Kingdom, 120 pp. [Available online at http://www.clivar.org/publications/wg-reports/ vamos/pdfles/alls.pdf.]
31. Rao, V. B., I. F. Cavalcanti, and K. Hada, 1996: Annual variation of rainfall over Brazil and water vapor characteristics over South America. J. Geophys. Res., 101, 26 539-26 551.
32. Salio, P., M. Nicolini, and C. Saulo, 2002: Chaco low-level jet events characterization during the austral summer season. J. Geophys. Rev., 107, 4816, doi:10.1029/2001JD001315.
33. Saulo, C., M. Nicolini, and S. C. Chou, 2000: Model characterization of the South American low-level flow during the 1997-98 spring-summer season. Climate Dyn., 16, 867-881.
34. Seluchi, M., and J. Marengo, 2000: Tropical-midlatitude exchange of air masses during summer and winter in South America: Climatic aspects and extreme events. Int. J. Climatol., 20, 1167-1190.
35. Silva Dias, M., and Coauthors, 2002: Cloud and rain processes in a biosphere-atmosphere interaction context in the Amazon basin. J. Geophys. Res., 107, 8072, doi:10.1029/2001JD000335.
36. Stensrud, D., 1996: Importance of low-level jets to climate: A review. J. Climate, 9, 1698-1711.
37. Sugahara, S., R. P. Rocha, and M. L. Rodrigues, 1994: Condiçōes atmosféricas de grande escala associadas a jato de baixos niveis na América do Sul. Proc. Eighth Brazilian Congress of Meteorology, Vol. 2. Belo Horizonte, Minas Gerais, Brazil, Brazilian Meteorological Society, 573-577.
38. Vera, C., S. P. K. Vigliarolo, and E. H. Berbery, 2002: Cold season synoptic scale waves over subtropical South America. Mon. Wea. Rev., 130, 684-699.
39. Vernekar, A., B. Kirtman, and M. Fennessy, 2003: Low-level jets and their effects on the South American summer climate as simulated by the NCEP Eta Model. J. Climate, 16, 297-311.
40. Virji, H., 1981: A preliminary study of summertime tropospheric circulation patterns over South America estimated from cloud winds. Mon. Wea. Rev., 109, 596-610.
41. von Storch, H., and F. Zwiers, 1999: Statistical Analysis in Climate Research. Cambridge University Press, 455 pp.
42. Whiteman, C., X. Bian, and S. Zhong, 1997: Low-level jet climatology from enhanced rawinsonde observations at a site in the southern Great Plains. J. Appl. Meteor., 36, 1363-1375.