A simple equilibrium model for shallow-cumulus-topped mixed layers

Theoretical and Computational Fluid Dynamics

Volumn 20, Issue 5-6, 2006, Pages 305-322

  Neggers, Roel ^a,b   Stevens, Bjorn ^a   Neelin, J David ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

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

Author keywords

Atmospheric boundary layer; Equilibrium; Mass flux; Shallow cumulus

Indexed keywords

ATMOSPHERIC HUMIDITY; BOUNDARY LAYERS; MASS TRANSFER; MATHEMATICAL MODELS;

ATMOSPHERIC BOUNDARY LAYERS; MASS FLUX; SHALLOW CUMULUS; TROPICAL CLIMATE MODEL;

METEOROLOGY;

ATMOSPHERIC HUMIDITY; BOUNDARY LAYERS; MASS TRANSFER; MATHEMATICAL MODELS; METEOROLOGY;

ATMOSPHERIC MODELING; CLOUD; CONVECTIVE SYSTEM; CUMULUS; EQUILIBRIUM; HUMIDITY; LARGE EDDY SIMULATION; MIXED LAYER; TRADE WIND;

EID: 33750167513     PISSN: 09354964     EISSN: 14322250     Source Type: Journal    
DOI: 10.1007/s00162-006-0030-1     Document Type: Conference Paper

References (41)

1. Albrecht, B.A., Betts, A.K., Schubert, W.H., Cox, S.K.: A model of the thermodynamic structure of the Trade-wind boundary layer. Part I: Theoretical formulation and sensitivity tests. J. Atmos. Sci. 36, 73-89 (1979)
2. Albrecht, B.A., Bretherton, C.S., Johnson, D., Schubert, W.H., Frisch, A.S.: The Atlantic stratocumulus transition experiment-ASTEX. Bull. Am. Meteorol. Soc. 76, 889-904 (1995)
3. Anthes, R.A., Keyser, D.: Tests of a fine-mesh model over Europe and the United States. Mon. Wea. Rev. 107, 963-984 (1979)
4. Augstein, E., Riehl, H., Ostapoff, F., Wagner, V.: Mass and energy transports in an undisturbed Atlantic trade-wind flow. Mon. Wea. Rev. 101, 101-111 (1973)
5. Augstein, E., Schmidt, H., Wagner, V.: The vertical structure of the atmospheric planetary boundary layer in undisturbed Trade winds over the Atlantic Ocean. Bound. Layer Meteorol. 6, 129-150 (1974)
6. Berg, L.K., Stull, R.B.: Parameterization of joint frequency distributions of potential temperature and water vapor mixing ratio in the daytime convective boundary layer. J. Atmos. Sci. 61, 813-828 (2004)
7. Betts, A.K.: Non-precipitating cumulus convection and its parameterization. Q. J. R. Meteorol. Soc. 99, 178-196 (1973)
8. Betts, A.K.: Modeling subcloud layer structure and interaction with a shallow cumulus layer. J. Atmos. Sci. 33, 2363-2382 (1976)
9. Betts, A.K., Ridgway, W.: Climatic equilibrium of the atmospheric convective boundary layer over the tropical ocean. J. Atmos. Sci. 46, 2621-2641 (1989)
10. Bretherton, C.S., Wyant, M.C.: Moisture transport, lower-tropospheric stability, and decoupling of cloud-topped boundary layers. J. Atmos. Sci. 54, 148-167 (1997)
11. Bretherton, C.S., McCaa, J.R., Grenier, H.: A new parameterization for shallow cumulus convection and its application to marine subtropical cloud-topped boundary layers. Part I: description and ID results. Mon. Wea. Rev. 132, 864-882 (2004)
12. Brown, A.R., Chlond, A., Golaz, C., Khairoutdinov, M., Lewellen, D.C., Lock, A.P., MacVean, M.K. Moeng, C-H., Neggers, R.A.J., Siebesma, A.P., Stevens, B.: Large-eddy simulation of the diurnal cycle of shallow cumulus convection over land. Q. J. R. Meteorol. Soc. 128, 1075-1094 (2002)
13. Cheinet, S. : A multiple mass flux parameterization for the surface-generated convection. Part II: Cloudy cores. J. Atmos. Sci. 61, 1093-1113 (2004)
14. Cuijpers, H., Duynkerke, P.G.: Large-eddy simulation of trade-wind cumulus clouds. J. Atmos. Sci. 50, 3894-3908 (1993)
15. Cuijpers, H., Bechtold, P.: A simple parameterization of cloud water related variables for use in boundary layer models. J. Atmos. Sci. 52, 2486-2490 (1995)
16. Deardorff, J.W.: Convective velocity and temperature scales for the unstable planetary boundary layer and for Rayleigh convection. J. Atmos. Sci. 27, 1211-1212 (1970)
17. Garratt, J.R.: Review of drag coefficients over oceans and continents. Mon. Wea. Rev. 105, 915-929 (1977)
18. Grant, A.L.M.: Cloud-base fluxes in the cumulus-capped boundary layer. Q. J. Roy. Meteorol. Soc. 127, 407-422 (2001)
19. Grant, A.L.M., Brown, A.R.: A similarity hypothesis for shallow-cumulus transports. Q. J. R. Meteorol. Soc. 125, 1913-1936 (1999)
20. Holland, J.Z., Rasmusson, E.M.: Measurement of atmospheric mass, energy and momentum budgets over a 500-kilometer square of tropical ocean. Mon. Wea. Rev. 101, 44-55 (1973)
21. Lenderink, G., Siebesma, P., Cheinet, S., Irons, S., Jones, C.G., Marquet, P., Müller, F., Olmeda, D., Calvo, J., Sanchez, E., Soares, P.M.M.: The diurnal cycle of shallow cumulus clouds over land: a single column model intercomparison study. Q. J. R. Meteorol. Soc. 130, 3339-3364 (2004)
22. Lilly, D.K.: Models of cloud-topped mixed layers under a strong inversion. Q. J. R. Meteorol. Soc. 84, 292-309 (1968)
23. Neelin, J.D., Zeng, N.: A quasi-equilibrium tropical circulation model-formulation. J. Atmos. Sci. 57, 1741-1766 (2000)
24. Neggers, R.A.J., Siebesma, A.P., Lenderink, G., Holtslag, A.A.M.: An evaluation of mass flux closures for diurnal cycles of shallow cumulus. Mon. Wea. Rev. 132, 2525-2538 (2004)
25. Neggers, R.A.J., Stevens, B., Neelin, J.D.: Variance scaling in shallow cumulus topped mixed layers. Q. J. R. Meteorol. Soc. August 2006 (submitted)
26. Neggers, R.A.J., Neelin, J.D., Stevens, B.: Impact mechanisms of shallow cumulus convection on tropical climate dynamics. J. Clim. July 2006 (accepted pending minor revisions)
27. Nicholls, S., LeMone, M.A.: The fair weather boundary layer in GATE: the relationship of subcloud fluxes and structure to the distribution and enhancement of cumulus clouds. J. Atmos. Sci. 37, 2051-2067 (1980)
28. Nitta, T., Esbensen, S.: Heat and moisture budget analyses using BOMEX data. Mon. Wea. Rev. 102, 17-28 (1974)
29. Norris, J.R.: Low cloud type over the ocean from surface observations. Part II: geographical and seasonal variations. J. Clim. 11, 383-403 (1998)
30. Ooyama, K.: A theory on parameterization of cumulus convection. J. Meteorol. Soc. Jpn. 49, 744-756 (1971)
31. Riehl, H., Yeh, C., Malkus, J.S., LaSeur, N.E.: The northeast trade of the Pacific Ocean. Q. J. R. Meteor. Soc. 77, 598-626 (1951)
32. Schubert, W.H.: Experiments with Lilly's cloud-topped mixed layer model. J. Atmos. Sci. 33, 436-446 (1976)
33. Siebesma, A.P., Cuijpers: Evaluation of parametric assumptions for shallow cumulus convection. J. Atmos. Sci. 52, 650-666 (1995)
34. Siebesma, A.P., Bretherton, C.S., Brown, A., Chlond, A., Cuxart, J., Duynkerke, P.G., Jiang, H., Khairoutdinov, M., Lewellen, D., Moeng, C.-H., Sanchez, E., Stevens, B., Stevens, D.E.: A large eddy simulation intercomparison study of shallow cumulus convection. J. Atmos. Sci. 60, 1201-1219 (2003)
35. Siebesma, A.P., Jakob, C., Lenderink, G., Neggers, R.A.J., Teixeira, J., Van Meijgaard, E., Calvo, J., Chlond, A., Grenier, H., Jones, C., Koehler, M., Kitagawa, H., Marquet, P., Lock, A.P., Muller, F., Olmeda, D., Severijns, C.: Cloud representation in general-circulation models over the northern Pacific Ocean: a EUROCS intercomparison study. Q. J. R. Meteorol. Soc. 130, 1-23 (2004)
36. Sommeria, G., Deardorff, J.W.: Subgrid-scale condensation in models of non-precipitating clouds. J. Atmos. Sci. 34, 344-355 (1977)
37. Stevens, B.: Boundary layer concepts for simplified models of tropical dynamics. Theor. Comput. Fluid Dyn. (in press) (2006)
38. Stevens, B., Ackerman, A.S., Albrecht, B.A., Brown, A.R., Chlond, A., Cuxart, J., Duynkerke, P.G., Lewellen, D.C., MacVean, M.K., Neggers, R.A.J., Sanchez, E., Siebsema, A.P., Stevens, D.E.: Simulations of Trade-wind cumuli under a strong inversion. J. Atmos. Sci. 58, 1870-1891 (2001)
39. Stull, R.B.: An introduction to boundary layer meteorology. Kluwer, Dordrecht, p 670 (1988)
40. Yanai, M., Esbensen, S., Cho, J.H.: Determination of bulk properties of tropical cloud clusters from large-scale heat and moisture budgets. J. Atmos. Sci. 30, 611-627 (1973)
41. Yin, B., Albrecht, B.A.: Spatial variability of atmospheric boundary layer structure over the eastern equatorial Pacific. J. Clim. 13, 1574-1592 (2000)