The role of equatorial Rossby waves in tropical cyclogenesis. Part II: Idealized simulations in a monsoon trough environment

Monthly Weather Review

Volumn 138, Issue 4, 2010, Pages 1383-1398

  Gall, Jeffrey S ^a   Frank, William M ^a  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BACKGROUND FLOW; CYCLONIC GYRE; CYCLONIC VORTICITY; EQUATORIAL ROSSBY WAVES; FLOW FEATURES; GENESIS MECHANISM; IN-SITU PROCESS; INTERNAL BREAKDOWNS; QUASI-STEADY; RELATIVE VORTICITY; SPEED-UPS; TROPICAL CYCLOGENESIS; TROPICAL CYCLONE; WAVE INTERACTIONS; WAVEBREAKING; WESTERN NORTH PACIFIC;

OCEAN CURRENTS; VORTICITY;

THERMAL CONDUCTIVITY;

ATMOSPHERIC CIRCULATION; COMPUTER SIMULATION; CYCLOGENESIS; EQUATORIAL WAVE; MONSOON; ROSSBY WAVE; TROPICAL CYCLONE; VORTICITY; WAVE BREAKING;

PACIFIC OCEAN; PACIFIC OCEAN (NORTH);

EID: 77955543722     PISSN: 00270644     EISSN: None     Source Type: Journal    
DOI: 10.1175/2009MWR3115.1     Document Type: Article

References (38)

1. Aiyyer, A. R., and J. Molinari, 2003: Evolution of mixed Rossby-gravity waves in idealized MJO environments. J. Atmos. Sci., 60, 2837-2855.
2. Bessafi, M., and M. C. Wheeler, 2006: Modulation of South Indian Ocean tropical cyclones by the Madden-Julian oscillation and convectively coupled equatorial waves. Mon. Wea. Rev., 134, 638-656.
3. Bister, M., and K. A. Emanuel, 1997: The genesis of Hurricane Guillermo: TEXMEX analyses and a modeling study. Mon. Wea. Rev., 125, 2662-2682.
4. Briegel, L. M., 2002: The structure and variability of the ITCZ of the western North Pacific. Ph.D. dissertation, The Pennsylvania State University, State College, PA, 198 pp.
5. Briegel, L. M., and W. M. Frank, 1997: Large-scale influences on tropical cyclogenesis in the western North Pacific. Mon. Wea. Rev., 125, 1397-1413.
6. Charney, J. G., 1963: A note on large-scale motions in the tropics. J. Atmos. Sci., 20, 607-608.
7. Chen, T. C., S. Y. Wang, M. C. Yen, and W. A. Gallus, 2004: Role of the monsoon gyre in the interannual variation of tropical cyclone formation over the western North Pacific. Wea. Forecasting, 19, 776-785.
8. Cheung, K. W., and R. L. Elsberry, 2002: Tropical cyclone formations over the western North Pacific in the Navy Operational Global Atmospheric Prediction System forecasts. Wea. Forecasting, 17, 800-820.
9. Dunkerton, T. J., M. T. Montgomery, and Z. Wang, 2008: Tropical cyclogenesis in a tropical wave critical layer: Easterly wave. Atmos. Chem. Phys. Discuss., 8, 11 149-11 292.
10. Emanuel, K. A., 1995: Sensitivity of tropical cyclones to surface exchange coefficients and a revised steady-state model incorporating eye dynamics. J. Atmos. Sci., 52, 3969-3976.
11. Ferreira, R. N., W. H. Schubert, and J. J. Hack, 1996: Dynamical aspects of twin tropical cyclones associated with the Madden-Julian oscillation. J. Atmos. Sci., 53, 929-945.
12. Frank, W. M., and P. E. Roundy, 2006: The role of tropical waves in tropical cyclogenesis. Mon. Wea. Rev., 134, 2397-2417.
13. Gall, J. S., W. M. Frank, and M. C. Wheeler, 2010: The role of equatorial Rossby waves in tropical cyclogenesis. Part I: Idealized numerical simulations in an initially quiescent background environment. Mon. Wea. Rev., 138, 1368-1382.
14. Gray, W. M., 1968: Global view of the origin of tropical disturbances and storms. Mon. Wea. Rev., 96, 669-700.
15. Gray, W. M., 1979: Hurricanes: Their Formation, Structure and Likely Role in the Tropical Circulation. Vol. 1, Royal Meteorological Society, 64 pp.
16. Hack, J. J., W. H. Schubert, D. E. Stevens, and H. C. Kuo, 1989: Response of the Hadley circulation to convective forcing in the ITCZ. J. Atmos. Sci., 46, 2957-2973.
17. Holland, G. J., 1995: Scale interaction in the western Pacific monsoon. Meteor. Atmos. Phys., 56, 57-79.
18. Jordan, C. L., 1958: Mean soundings for the West Indies area. J. Meteor., 15, 91-97.
19. Madden, R. A., and P. R. Julian, 1994: Observations of the 40-50-day tropical oscillation. Mon. Wea. Rev., 122, 814-837.
20. Maloney, E., and D. Hartmann, 2001: The Madden-Julian oscillation, barotropic dynamics, and North Pacific tropical cyclone formation. Part I: Observations. J. Atmos. Sci., 58, 2545-2558.
21. McIntyre, M. E., and T. N. Palmer, 1985: A note on the general concept of wave breaking for Rossby and gravity waves. Pure Appl. Geophys., 123, 964-975.
22. Michalakes, J., S. Chen, J. Dudhia, L. Hart, J. Klemp, J. Middlecoff, and W. Skamarock, 2001: Development of a next generation regionalWeather Research and Forecast model. Developments in Teracomputing: Proceedings of the Ninth ECMWF Workshop on the Use of High Performance Computing in Meteorology, W. Zwieflhofer and N. Kreitz, Eds., Vol. 1, World Scientific, 269-276.
23. Molinari, J., K. Lombardo, and D. Vollaro, 2007: Tropical cyclogenesis within an equatorial Rossby wave packet. J. Atmos. Sci., 64, 1301-1317.
24. Montgomery,M. T., and J.Enagonio, 1998: Tropical cyclogenesis via convectively forced vortexRossbywaves in a three-dimensional quasigeostrophic model. J. Atmos. Sci., 55, 3176-3207.
25. Ramage, C., 1974: Monsoonal influences on the annual variation of tropical cyclone development over the Indian and Pacific Oceans. Mon. Wea. Rev., 102, 745-753.
26. Reasor, P. D., M. T. Montgomery, and L. F. Bosart, 2005: Mesoscale observations of the genesis of Hurricane Dolly. J. Atmos. Sci., 62, 3151-3171.
27. Ritchie, E. A., and G. J. Holland, 1999: Large-scale patterns associated with tropical cyclogenesis in the western Pacific. Mon. Wea. Rev., 127, 2027-2043.
28. Ritchie, L., and G. J. Holland, 1997: Scale interactions during the formation of Typhoon Irving. Mon. Wea. Rev., 125, 1377-1396.
29. Roundy, P. E., and W. M. Frank, 2004: A climatology of waves in the equatorial region. J. Atmos. Sci., 61, 2105-2132.
30. Schubert, W. H., P. E. Ciesielski, D. E. Stevens, and H.-C. Kuo, 1991: Potential vorticity modeling of the ITCZ and the Hadley circulation. J. Atmos. Sci., 48, 1493-1509.
31. Simpson, J., E.A.Ritchie,G. J.Holland, J.Halverson, andS. Stewart, 1997: Mesoscale interactions in tropical cyclogenesis. Mon. Wea. Rev., 125, 2643-2661.
32. Stewartson, K., 1977: The evolution of the critical layer of a Rossby wave. Geophys. Astrophys. Fluid Dyn., 9, 186-200.
33. Wang,H., andW.M. Frank, 1999: Twomodes of tropical cyclogenesis: An idealized simulation. Preprints, 23rd Conf. onHurricanes and Tropical Meteorology, Dallas, TX, Amer. Meteor. Soc., 13C.3.
34. Warn, T., and H. Warn, 1978: The evolution of a nonlinear critical level. Stud. Appl. Math., 59, 37-71.
35. Webster, P. J., and H. R. Chang, 1988: Equatorial energy accumulation and emanation regions: Impacts of a zonally varying basic state. J. Atmos. Sci., 45, 803-829.
36. Wheeler, M. C., and G. N. Kiladis, 1999: Convectively coupled equatorial waves: Analysis of clouds and temperature in the wavenumber-frequency domain. J. Atmos. Sci., 56, 374-399.
37. Zehr, R. M., 1992: Tropical cyclogenesis in the western North Pacific. NOAA Tech. Rep. NESDIS 61, 181 pp.
38. Zhang, C., and P. J. Webster, 1989: Effects of zonal flows on equatorially trapped waves. J. Atmos. Sci., 46, 3632-3652.