An object-based approach to assessing the organization of tropical convection

Journal of the Atmospheric Sciences

Volumn 69, Issue 8, 2012, Pages 2488-2504

  Dias, Juliana ^a   Tulich, Stefan N ^b   Kiladis, George N ^a  

^a NOAA EARTH SYSTEM RESEARCH LABORATORY   (United States)

^b UNIVERSITY OF COLORADO   (United States)

Author keywords

Atmospheric; Convection; Mesoscale systems; Satellite observations; Tropical variabilty; Waves

Indexed keywords

AT-SPEED; BACKGROUND SPECTRA; BRIGHTNESS TEMPERATURES; CONVECTIVE ACTIVITY; DATA RECONSTRUCTION; MESO-SCALE SYSTEMS; MESOSCALE CONVECTIVE SYSTEM; OBJECT BASED; PLANETARY SCALE; RADON TRANSFORMATIONS; SATELLITE OBSERVATIONS; SIZE CONSTRAINT; SPECTRAL PEAK; SPECTRAL SPACES; SPEED OF PROPAGATION; STATISTICAL PROPERTIES; THREE DIMENSIONAL SPACE; TROPICAL CONVECTION; TROPICAL VARIABILTY; WAVE ENVELOPE;

ATMOSPHERICS; HEAT CONVECTION; STORMS; WAVES;

TROPICAL ENGINEERING;

BRIGHTNESS TEMPERATURE; CLOUD MICROPHYSICS; CONVECTIVE SYSTEM; MESOSCALE METEOROLOGY; SATELLITE DATA; SMOOTHING; SYNOPTIC METEOROLOGY; THREE-DIMENSIONAL MODELING; TROPICAL METEOROLOGY;

EID: 84867977549     PISSN: 00224928     EISSN: 15200469     Source Type: Journal    
DOI: 10.1175/JAS-D-11-0293.1     Document Type: Article

References (35)

1. Arnaud, Y., M. Desbois, and J. Maizi, 1992: Automatic tracking and characterization of African convective systems on Meteosat pictures. J. Appl. Meteor., 31, 443-453.
2. Cho, H.-K., K. P. Bowman, and G. R. North, 2004: Equatorial waves including the Madden-Julian oscillation in TRMM rainfall and OLR data. J. Climate, 17, 4387-4406.
3. Deans, S. R., 1983: The Radon Transform and Some of Its Applications. John Wiley & Sons, 295 pp.
4. Dias, J., and O. Pauluis, 2011: Modulations of the phase speed of convectively coupled Kelvin waves by the ITCZ. J. Atmos. Sci., 68, 1446-1459.
5. Fu, R., A. D. Del Genio, and W. B. Rossow, 1990: Behavior of deep convective clouds in the tropical Pacific deduced from ISCCP radiances. J. Climate, 3, 1129-1152.
6. Fulton, S. R., and W. H. Schubert, 1985: Vertical normal mode transforms: Theory and application. Mon. Wea. Rev., 113, 647-658.
7. Haertel, P. T., and G. N. Kiladis, 2004: Dynamics of 2-day equatorial waves. J. Atmos. Sci., 61, 2707-2721.
8. Hayashi, Y., 1974: Spectral analysis of tropical disturbances appearing in a GFDL general circulation model. J. Atmos. Sci., 31, 180-218.
9. Hendon, H. H., and M. C. Wheeler, 2008: Some space-time spectral analyses of tropical convection and planetary-scale waves. J. Atmos. Sci., 65, 2936-2948.
10. Hodges, K. I., D. W. Chappell, G. J. Robinson, and G. Yang, 2000: An improved algorithmfor generating global window brightness temperatures from multiple satellite infrared imagery. J. Atmos. Oceanic Technol., 17, 1296-1312.
11. Jones, C., J. Gottschalck, L. M. V. Carvalho, and W. Higgins, 2011: Influence of the Madden-Julian oscillation on forecasts of extreme precipitation in the contiguous United States. Mon. Wea. Rev., 139, 332-350.
12. Kikuchi, K., and B. Wang, 2010: Spatiotemporal wavelet transform and the multiscale behavior of the Madden-Julian oscillation. J. Climate, 23, 3814-3834.
13. Kiladis, G. N., M. C. Wheeler, P. T. Haertel, K. H. Straub, and P. E. Roundy, 2009: Convectively coupled equatorial waves. Rev. Geophys., 47, RG2003, doi:10.1029/2008RG000266.
14. Lin, J.-L., and Coauthors, 2006: Tropical intraseasonal variability in 14 IPCC AR4 climate models. Part I: Convective signals. J. Climate, 19, 2665-2690.
15. Lin, J.-L., M.-I. Lee, D. Kim, I.-S. Kang, and D. M. W. Frierson, 2008: The impacts of convective parameterization and moisture triggering on AGCM-simulated convectively coupled equatorial waves. J. Climate, 21, 883-909.
16. Machado, L. A. T., and W. B. Rossow, 1993: Structural characteristics and radiative properties of tropical cloud clusters. Mon. Wea. Rev., 121, 3234-3260.
17. Machado, L. A. T., and W. B. Rossow, R. L. Guedes, and A. W. Walker, 1998: Life cycle variations of mesoscale convective systems over the Americas. Mon. Wea. Rev., 126, 1630-1654.
18. Majda, A. J., and S. N. Stechmann, 2009: The skeleton of tropical intraseasonal oscillations.Proc. Natl.Acad. Sci. USA, 106, 8417-8422.
19. Mapes, B. E., and R. A. Houze, 1993:Cloud clusters and superclusters over the oceanic warm pool. Mon. Wea. Rev., 121, 1398-1416.
20. Mapes, B. E., S. N. Tulich, T. Nasuno, and M. Satoh, 2008: Predictability aspects of global aqua-planet simulations with explicit convection. J. Meteor. Soc. Japan, 86A, 175-185.
21. Masunaga, H., T. S. L'Ecuyer, and C. D. Kummerow, 2006: The Madden-Julian oscillation recorded in early observations from the Tropical Rainfall Measuring Mission (TRMM). J. Atmos. Sci., 63, 2777-2794.
22. Nakazawa, T., 1988: Tropical super clusters within intraseasonal variations over the western Pacific. J. Meteor. Soc. Japan, 66, 823-839.
23. Roundy, P. E., and L. M. Gribble-Verhagen, 2010: Variations in the flow of the global atmosphere associated with a composite convectively coupled oceanic Kelvin wave. J. Climate, 23, 4192-4201.
24. Schreck, C. J., J. Molinari, and K. I. Mohr, 2011: Attributing tropical cyclogenesis to equatorial waves in the western North Pacific. J. Atmos. Sci., 68, 195-209.
25. Siqueira, J. R., W. B. Rossow, L. A. T. Machado, and C. Pearl, 2005: Structural characteristics of convective systems over South America related to cold-frontal incursions. Mon. Wea. Rev., 133, 1045-1064.
26. Skok, G., J. Tribbia, J. Rakovec, and B. Brown, 2009: Object-based analysis of satellite-derived precipitation systems over the low- and midlatitude Pacific Ocean. Mon. Wea. Rev., 137, 3196-3218.
27. Straub, K. H., and G. N. Kiladis, 2002: Observations of a convectively coupled Kelvin wave in the eastern Pacific ITCZ. J. Atmos. Sci., 59, 30-53.
28. Takayabu, Y. N., 1994: Large-scale cloud disturbances associated with equatorial waves. Part I: Spectral features of the cloud disturbances. J. Meteor. Soc. Japan, 72, 433-449.
29. Tulich, S. N., and G. N. Kiladis, 2012: Squall lines and convectively coupled gravity waves in the tropics: Why do most cloud systems propagate westward? J. Atmos. Sci., in press.
30. Waliser, D. E., W. Stern, S. Schubert, and K. M. Lau, 2003: Dynamic predictability of intraseasonal variability associated with the Asian summer monsoon. Quart. J. Roy. Meteor. Soc., 129, 2897-2925.
31. Wheeler, M., 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.
32. Williams, M., and R. A. Houze, 1987: Satellite-observed characteristics of winter monsoon cloud clusters. Mon. Wea. Rev., 115, 505-519.
33. Yang, G.-Y., B. Hoskins, and J. Slingo, 2007: Convectively coupled equatorial waves. Part II: Propagation characteristics. J. Atmos. Sci., 64, 3424-3437.
34. Yano, J.-I., M. W. Moncrieff, X. Wu, and M. Yamada, 2001a: Wavelet analysis of simulated tropical convective cloud systems. Part I: Basic analysis. J. Atmos. Sci., 58, 850-867.
35. Yano, J.-I., M. W. Moncrieff, X. Wu, 2001b: Wavelet analysis of simulated tropical convective cloud systems. Part II: Decomposition of convectivescale and mesoscale structure. J. Atmos. Sci., 58, 868-876.