Eddy shape, orientation, propagation, and mean flow feedback in western boundary current jets

Journal of Physical Oceanography

Volumn 43, Issue 8, 2013, Pages 1666-1690

  Waterman, Stephanie ^a,c   Hoskins, Brian J ^a,b  

^a IMPERIAL COLLEGE LONDON   (United Kingdom)

^b UNIVERSITY OF READING   (United Kingdom)

^c UNIVERSITY OF NEW SOUTH WALES   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

DOWNSTREAM REGION; EDDY CHARACTERISTICS; EDDY-MEAN FLOW INTERACTION; HORIZONTAL VELOCITY; IDEALIZED MODELS; RECIRCULATION GYRE; SPATIAL RESOLUTION; WESTERN BOUNDARY CURRENTS;

OCEANOGRAPHY;

STRUCTURAL PROPERTIES;

BOUNDARY CURRENT; CIRCULATION MODELING; EDDY; FLOW FIELD; GYRE; JET FLOW; JET STREAM; MERIDIONAL CIRCULATION; RECIRCULATING SYSTEM;

EID: 84883764040     PISSN: 00223670     EISSN: 15200485     Source Type: Journal    
DOI: 10.1175/JPO-D-12-0152.1     Document Type: Article

References (39)

1. Adams, J., P. Swartztrauber, and R. Sweet, cited 1988: FISHPACK: EfficientFORTRANsubprograms for the solution of separable elliptic partial differential equations. [Available online at http:// www.cisl.ucar.edu/css/software/fishpack.]
2. Arakawa, A., 1966: Computational design for long-term numerical integration of the equations of fluid motion: Part I: Twodimensional incompressible flow. J. Comput. Phys., 1, 119-145.
3. Beliakova, N., 1998: Generation and maintenance of recirculations by Gulf Stream instabilities. Ph.D. thesis, Massachusetts Institute of Technology/Woods Hole Oceanographic Institute Joint Program, 224 pp.
4. Chang, H. R., and P. J. Webster, 1990: Energy accumulation and emanation at low latitudes. Part II: Nonlinear response to strong episodic forcing. J. Atmos. Sci., 47, 2624-2644.
5. Chang, H. R., and P. J. Webster, 1995: Energy accumulation and emanation at low latitudes. Part III: Forward and backward accumulation. J. Atmos. Sci., 52, 2384-2403.
6. Dewar, W. K., and J. M. Bane, 1989: Gulf Stream dynamics. Part II: Eddy energetics at 738W. J. Phys. Oceanogr., 19, 1574-1587.
7. Dingle, R. B., 1973: Assymptotic Expansions: Their Derivation and Interpretation. Academic Press, 521 pp.
8. Durran, D. R., 1991: The third-order Adams-Bashforth method: An attractive alternative to leapfrog time differencing. Mon. Wea. Rev., 119, 702-720.
9. Hogg, N. G., 1983: A note on the deep circulation of the western North Atlantic: Its nature and causes. Deep-Sea Res., 30, 945-961.
10. Hogg, N. G., 1985: Evidence for baroclinic instability in the Gulf Stream recirculation. Prog. Oceanogr., 14, 209-229.
11. Hogg, N. G., 1992: On the transport of the Gulf Stream between Cape Hatteras and the Grand Banks. J. Mar. Res., 50, 545-566.
12. Hogg, N. G., 1993: Toward parameterization of the eddy field near the Gulf Stream. Deep-Sea Res., 40, 2359-2376.
13. Hoskins, B. J., and K. Karoly, 1981: The steady linear response of a spherical atmosphere to thermal and orographic forcing. J. Atmos. Sci., 38, 1179-1196.
14. Hoskins, B. J., I. N. James, and G. H. White, 1983: The shape, propagation, and mean flow interaction of large-scale weather systems. J. Atmos. Sci., 40, 1595-1612.
15. Howden, S. D., 2000: The three-dimensional secondary circulation in developing Gulf Stream meanders. J. Phys. Oceanogr., 30, 888-915.
16. Jayne, S. R., and N. G. Hogg, 1999: On recirculation forced by an unstable jet. J. Phys. Oceanogr., 29, 2711-2718.
17. Jayne, S. R., N. G. Hogg, and P. Malanotte-Rizzoli, 1996: Recirculation gyres forced by a beta-plane jet. J. Phys. Oceanogr., 26, 492-504.
18. Kirtman, B. P., and Coauthors, 2012: Impact of ocean model resolution on CCSM climate simulations. Climate Dyn., 39, 1303-1328.
19. Lighthill, J., 1977: Waves in Fluids. Cambridge University Press, 504 pp.
20. Marshall, D. P., J. R. Maddison, and P. S. Berloff, 2012: A framework for parameterizing eddy potential vorticity fluxes. J. Phys. Oceanogr., 42, 539-557.
21. Mizuta, G., 2010: Rossby wave radiation from an eastward jet and its recirculations. J. Mar. Res., 67, 185-212.
22. Mizuta, G., 2012: Role of the Rossby waves in the broadening of an eastward jet. J. Phys. Oceanogr., 42, 476-494.
23. Morrow, R., R. Coleman, J. Church, and D. Chelton, 1994: Surface eddy momentum flux and velocity variances in the Southern Ocean from Geosat altimetry. J. Phys.Oceanogr., 24, 2050-2071.
24. Preisendorfer, R. W., 1988: Principal Component Analysis in Meteorology and Oceanography. Elsevier, 425 pp.
25. Qiu, B., 2000: Interannual variability of the Kuroshio Extension system and its impact on the wintertime SST field. J. Phys. Oceanogr., 30, 1486-1502.
26. Shay, T. J., J.M. Bane, D. R. Watts, and K. L. Tracey, 1995: Gulf Stream flow field and events near 688W. J. Geophys. Res., 100 (C11), 22 565-22 589.
27. Simmons, A. J., and B. J. Hoskins, 1979: The downstream and upstream development of unstable baroclinic waves. J. Atmos. Sci., 36, 1239-1254.
28. Spall, M. A., 1994: Wave-induced abyssal recirculations. J. Mar. Res., 52, 1051-1080.
29. Spall, M. A., 1996: Dynamics of the Gulf Stream/deep western boundary current crossover. Part II: Low-frequency internal oscillations. J. Phys. Oceanogr., 26, 2169-2182.
30. Starr, V. P., 1968: Physics of Negative Viscosity Phenomena. McGraw-Hill, 256 pp.
31. Talley, L. D., 1983: Radiating barotropic instability. J. Phys. Oceanogr., 13, 972-987.
32. Thompson, R. O. R. Y., 1978: Reynolds stress and deep countercurrents near the Gulf Stream. J. Mar. Res., 36, 611-615.
33. Throncroft, C. D., B. J. Hoskins, and M. E. McIntyre, 1993: Two paradigms of baroclinic-wave life-cycle behaviour. Quart. J. Roy. Meteor. Soc., 119, 17-55.
34. Waterman, S., and S.R. Jayne, 2011:Eddy-mean flowinteractions in the along-stream development of a western boundary current jet: An idealized model study. J. Phys. Oceanogr., 41, 682-707.
35. Waterman, S., and S.R. Jayne, 2012: Eddy-driven recirculations from a localized, transient forcing. J. Phys. Oceanogr., 42, 430-447.
36. Waterman, S., N. G. Hogg, and S. R. Jayne, 2011: Eddy-mean interaction in the Kuroshio Extension region. J. Phys. Oceanogr., 41, 1182-1208.
37. Watts, D. R., K. L. Tracey, J. M. Bane, and T. J. Shay, 1995: Gulf Stream path and thermocline structure near 748W and 688W. J. Geophys. Res., 100 (C9), 18 291-18 312.
38. Watts, D. R., X. Qian, and K. L. Tracey, 2001: Mapping abyssal current and pressure fields under the meandering Gulf Stream. J. Atmos. Oceanic Technol., 18, 1052-1067.
39. Webster, P. J., and H. R. Chang, 1988: Energy accumulation and emanation regions at low latitudes: Impacts of a zonally varying basic state. J. Atmos. Sci., 45, 803-829.