Gulf stream dynamics along the southeastern U.S. seaboard

Journal of Physical Oceanography

Volumn 45, Issue 3, 2015, Pages 690-715

  Gula, Jonathan ^a   Molemaker, M Jeroen ^a   McWilliams, James C ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Atm Ocean structure Phenomena; Boundary currents; Circulation Dynamics; Coastal flows; Eddies; Ocean dynamics; Stability; Vortices

Indexed keywords

BUDGET CONTROL; CONVERGENCE OF NUMERICAL METHODS; DYNAMICS; KINETIC ENERGY; KINETICS; REYNOLDS NUMBER; TOPOGRAPHY; VORTEX FLOW; VORTICITY;

BAROCLINIC INSTABILITY; BOUNDARY CURRENTS; COASTAL FLOW; EDDIES; MERIDIONAL TRANSPORT; OCEAN DYNAMICS; REGIONAL OCEAN MODELING SYSTEM; VERY HIGH RESOLUTION;

OCEAN CURRENTS;

ATMOSPHERIC STRUCTURE; BAROCLINIC INSTABILITY; BOUNDARY CURRENT; EDDY; GYRE; NEARSHORE DYNAMICS; OCEANIC CIRCULATION; TOPOGRAPHY; VORTICITY;

ATLANTIC OCEAN; CAPE HATTERAS; GULF STREAM; HATTERAS ISLAND; NORTH CAROLINA; STRAITS OF FLORIDA; UNITED STATES;

EID: 84924971010     PISSN: 00223670     EISSN: 15200485     Source Type: Journal    
DOI: 10.1175/JPO-D-14-0154.1     Document Type: Article

References (60)

1. Bane, J., Jr., and W. Dewar, 1988: Gulf Stream bimodality and variability downstream of the Charleston Bump. J. Geophys. Res., 93, 6695-6710, doi:10.1029/JC093iC06p06695.
2. Barnier, B., L. Siefried, and P. Marchesiello, 1995: Thermal forcing for a global ocean circulation model using a three-year climatology of ECMWF analyses. J. Mar. Syst., 6, 363-380, doi:10.1016/0924-7963(94)00034-9.
3. Beal, L., J. Hummon, E. Williams, O. Brown, W. Baringer, and E. Kearns, 2008: Five years of Florida Current structure and transport fromthe Royal Caribbean Cruise Ship Explorer of the Seas. J. Geophys. Res., 113, C06001, doi:10.1029/2007JC004154.
4. Beckmann, A., and D. Haidvogel, 1993: Numerical simulation of flow around a tall isolated seamount. Part I: Problem formulation and model accuracy. J. Phys. Oceanogr., 23, 1736-1753, doi:10.1175/1520-0485(1993)023<1736:NSOFAA>2.0.CO;2.
5. Blanton, J., L. Atkinson, L. Pietrafesa, and T. Lee, 1981: The intrusion of Gulf Stream water across the continental shelf due to topographically-induced upwelling. Deep-Sea Res., 28, 393-405, doi:10.1016/0198-0149(81)90006-6.
6. Boccaletti, G., R. Ferrari, and B. Fox-Kemper, 2007: Mixed layer instabilities and restratification. J. Phys. Oceanogr., 37, 2228-2250, doi:10.1175/JPO3101.1.
7. Carton, J., and B. Giese, 2008: A reanalysis of ocean climate using Simple Ocean Data Assimilation (SODA). Mon. Wea. Rev., 136, 2999-3017, doi:10.1175/2007MWR1978.1.
8. Conkright, M., R. Locarnini, H. Garcia, T. O'Brien, T. Boyer, C. Stephens, and J. Antonov, 2002: World Ocean Atlas 2001: Objective Analyses, Data Statistics and Figures. National Oceanographic Center Internal Tech. Rep. 17, CD-ROM.
9. Dewar, W., and J. Bane Jr., 1985: Subsurface energetics of the Gulf Stream near the Charleston Bump. J. Phys. Oceanogr., 15, 1771-1789, doi:10.1175/1520-0485(1985)015<1771:SEOTGS>2.0.CO;2.
10. Ducet, N., and P.-Y. Le Traon, 2001: Acomparison of surface eddy kinetic energy and Reynolds stresses in the Gulf Stream and the Kuroshio current systems from merged TOPEX/Poseidon and ERS-1/2 altimetric data. J. Geophys. Res., 106, 16 603-16 622, doi:10.1029/2000JC000205.
11. Glenn, S., and C. Ebbesmeyer, 1994: The structure and propagation of a Gulf Stream frontal eddy along the North Carolina shelf break. J. Geophys. Res., 99, 5029-5046, doi:10.1029/93JC02786.
12. Gula, J., and V. Zeitlin, 2014: Instabilities of shallow-water flows with vertical shear in the rotating annulus. Modelling Atmospheric and Oceanic Flows: Insights from Laboratory Experiments and Numerical Simulations, T. von Larcher and P. Williams, Eds., Amer. Geophys. Union, 119-138.
13. Gula, J., M. Molemaker, and J. McWilliams, 2014: Submesoscale cold filaments in the Gulf Stream. J. Phys. Oceanogr., 44, 2617-2643, doi:10.1175/JPO-D-14-0029.1.
14. Hood, C., and J. Bane Jr., 1983: Subsurface energetics of the Gulf Stream cyclonic frontal zone off Onslow Bay, North Carolina. J. Geophys. Res., 88, 4651-4662, doi:10.1029/JC088iC08p04651.
15. Hughes, C., 2000: A theoretical reason to expect inviscid western boundary currents in realistic oceans. Ocean Modell., 2, 73-83, doi:10.1016/S1463-5003(00)00011-1.
16. Hughes, C., and B. De Cuevas, 2001: Why western boundary currents in realistic oceans are inviscid: A link between form stress and bottom pressure torques. J. Phys. Oceanogr., 31, 2871-2886, doi:10.1175/1520-0485(2001)031<2871:WWBCIR>2.0.CO;2.
17. Jackson, L., C. Hughes, and R. Williams, 2006: Topographic control of basin and channel flows: The role of bottom pressure torques and friction. J. Phys. Oceanogr., 36, 1786-1805, doi:10.1175/JPO2936.1.
18. Large, W., J. McWilliams, and S. Doney, 1994: Oceanic vertical mixing: A review and a model with a nonlocal boundary layer parameterization. Rev. Geophys., 32, 363-403, doi:10.1029/94RG01872.
19. Leaman, K., E. Johns, and T. Rossby, 1975: The average distribution of volume transport and potential vorticity with temperature at three sections across the Gulf Stream. J. Geophys. Res., 80, 1975-1978, doi:10.1029/JC080i015p01975.
20. Lee, T., and L. Atkinson, 1983: Low-frequency current and temperature variability from Gulf Stream frontal eddies and atmospheric forcing along the southeast U.S. outer continental shelf. J. Geophys. Res., 88, 4541-4567, doi:10.1029/JC088iC08p04541.
21. Lee, T., J. Yoder, and L. Atkinson, 1991: Gulf Stream frontal eddy influence on productivity of the southeast U.S. continental shelf. J. Geophys. Res., 96, 22 191-22 205, doi:10.1029/91JC02450.
22. Lemarié, F., J. Kurian, A. Shchepetkin, M. Molemaker, F. Colas, and J. McWilliams, 2012: Are there inescapable issues prohibiting the use of terrain-following coordinates in climate models? Ocean Modell., 42, 57-79, doi:10.1016/j.ocemod.2011.11.007.
23. Lin, G., and J. Atkinson, 2000: Amechanism for offshore transport across the Gulf Stream. J. Phys. Oceanogr., 30, 225-232, doi:10.1175/1520-0485(2000)030<0225:AMFOTA>2.0.CO;2.
24. Locarnini, R. A., and Coauthors, 2013: Temperature. Vol. 1, World Ocean Atlas 2013, NOAA Atlas NESDIS 73, 40 pp.
25. Marchesiello, P., J. McWilliams, and A. Shchepetkin, 2001: Open boundary conditions for long-term integration of regional oceanic models. Ocean Modell., 3, 1-20, doi:10.1016/S1463-5003(00)00013-5.
26. Mason, E., M. Molemaker, A. Shchepetkin, F. Colas, J. McWilliams, and P. Sangra, 2010: Procedures for offline grid nesting in regional ocean models. Ocean Modell., 35, 1-15, doi:10.1016/j.ocemod.2010.05.007.
27. McClain, C., and L. Atkinson, 1985: A note on the Charleston Gyre. J. Geophys. Res., 90, 11 857-11 861, doi:10.1029/JC090iC06p11857.
28. McClain, C., L. Pietrafesa, and J. Yoder, 1984: Observations of Gulf Stream-induced and wind-driven upwelling in the Georgia Bight using ocean color and infrared imagery. J. Geophys. Res., 89, 3705-3723, doi:10.1029/JC089iC03p03705.
29. McWilliams, J., 2008: The nature and consequences of oceanic eddies. Ocean Modeling in an Eddying Regime, Geophys. Monogr., Vol. 177, Amer. Geophys. Union, 5-15, doi:10.1029/177GM03.
30. McWilliams, J., E. Huckle, and A. Shchepetkin, 2009: Buoyancy effects in a stratified Ekman layer. J. Phys. Oceanogr., 39, 2581-2599, doi:10.1175/2009JPO4130.1.
31. Miller, J., and T. Lee, 1995: Gulf Stream meanders in the South Atlantic Bight: 1. Scaling and energetics. J. Geophys. Res., 100, 6687-6704, doi:10.1029/94JC02542.
32. Molemaker, J., J. McWilliams, and W. Dewar, 2015: Submesoscale instability and generation of mesoscale anticyclones near a separation of the California Undercurrent. J. Phys. Oceanogr., doi:10.1175/JPO-D-13-0225.1, in press.
33. Oey, L., 1988: A model of Gulf Stream frontal instabilities, meanders and eddies along the continental slope. J. Phys. Oceanogr., 18, 211-229, doi:10.1175/1520-0485(1988)018<0211:AMOGSF>2.0.CO;2.
34. Olson, D., O. Brown, and S. Emmerson, 1983: Gulf Stream frontal statistics from Florida Straits to Cape Hatteras derived from satellite and historical data. J. Geophys. Res., 88, 4569-4577, doi:10.1029/JC088iC08p04569.
35. Orlanski, I., 1969: The influence of bottom topography on the stability of jets in a baroclinic fluid. J. Atmos. Sci., 26, 1216-1233, doi:10.1175/1520-0469(1969)026<1216:TIOBTO>2.0.CO;2.
36. Orr, W., 1907: The stability or instability of the steady motions of a perfect liquid and of a viscous liquid. Proc. Roy. Ir. Acad., 27, 69-138. [Available online at www.jstor.org/stable/20490590.]
37. Pennel, R., A. Stegner, and K. Beranger, 2012: Shelf impact on buoyant coastal current instabilities. J. Phys. Oceanogr., 42, 39-61, doi:10.1175/JPO-D-11-016.1.
38. Penven, P., L. Debreu, P. Marchesiello, and J. McWilliams, 2006: Application of the ROMS embedding procedure for the central California upwelling system. Ocean Modell., 12, 157-187, doi:10.1016/j.ocemod.2005.05.002.
39. Porta Mana, P., and L. Zanna, 2014: Toward a stochastic parameterization of ocean mesoscale eddies. Ocean Modell., 79, 1-20, doi:10.1016/j.ocemod.2014.04.002.
40. Poulin, F., A. Stegner, M. Hernández-Arencibia, A. Marrero-Díaz, and P. Sangrà, 2014: Steep shelf stabilization of the coastal Bransfield Current: Linear stability analysis. J. Phys. Oceanogr., 44, 714-732, doi:10.1175/JPO-D-13-0158.1.
41. Rio, M., S. Guinehut, and G. Larnicol, 2011: New CNES-CLS09 global mean dynamic topography computed from the combination of GRACE data, altimetry, and in situ measurements. J. Geophys. Res., 116, C07018, doi:10.1029/2010JC006505.
42. Risien, C., and D. Chelton, 2008: A global climatology of surface wind and wind stress fields from eight years of QuikSCAT scatterometer data. J. Phys. Oceanogr., 38, 2379-2413, doi:10.1175/2008JPO3881.1.
43. Samelson, R., and J. Pedlosky, 1990: Local baroclinic instability of flow over variable topography. J. Fluid Mech., 221, 411-436, doi:10.1017/S0022112090003615.
44. Savidge, D., and J. Bane Jr., 1999: Cyclogenesis in the deep ocean beneath the Gulf Stream: 2. Dynamics. J. Geophys. Res., 104, 18 127-18 141, doi:10.1029/1999JC900131.
45. Savidge, D., and J. Bane Jr., 2004: Gulf Stream meander propagation past Cape Hatteras. J. Phys. Oceanogr., 34, 2073-2085, doi:10.1175/1520-0485(2004)034<2073:GSMPPC>2.0.CO;2.
46. Shchepetkin, A., and J. McWilliams, 2005: The Regional Oceanic Modeling System (ROMS): A split-explicit, free-surface, topography-following-coordinate ocean model. Ocean Modell., 9, 347-404, doi:10.1016/j.ocemod.2004.08.002.
47. Shchepetkin, A., and J. McWilliams, 2008: Computational kernel algorithms for finescale, multiprocess, longtime oceanic simulations. Handb. Numer. Anal., 14, 121-183, doi:10.1016/S1570-8659(08)01202-0.
48. Shchepetkin, A., and J. McWilliams, 2011: Accurate Boussinesq modeling with a practical, "stiffened" equation of state. Ocean Modell., 38, 41-70, doi:10.1016/j.ocemod.2011.01.010.
49. Silva, A. D., C. Young, and S. Levitus, 1994: Algorithms and Procedures. Vol. 1, Atlas of Surface Marine Data 1994, NOAA Atlas NESDIS 6, 74 pp.
50. Smith, W., and D. Sandwell, 1997: Global seafloor topography from satellite altimetry and ship depth soundings. Science, 277, 1957-1962, doi:10.1126/science.277.5334.1956.
51. Song, Y., and D. Wright, 1998: A general pressure gradient formulation for ocean models. Part II: Energy, momentum, and bottom torque consistency. Mon. Wea. Rev., 126, 3231-3247, doi:10.1175/1520-0493(1998)126<3231:AGPGFF>2.0.CO;2.
52. Thomas, L., J. Taylor, R. Ferrari, and T. Joyce, 2013: Symmetric instability in the Gulf Stream. Deep-Sea Res., 91, 96-110, doi:10.1016/j.dsr2.2013.02.025.
53. von Arx, W., D. Bumpus, and W. Richardson, 1955: On the finestructure of the Gulf Stream front. Deep-Sea Res., 3, 46-65, doi:10.1016/0146-6313(55)90035-6.
54. Webster, F., 1961: A description of Gulf Stream meanders off Onslow Bay. Deep-Sea Res., 8, 130-143, doi:10.1016/0146-6313(61)90005-3.
55. Williams, R., C. Wilson, and C. Hughes, 2007: Ocean and atmosphere storm tracks: The role of eddy vorticity forcing. J. Phys. Oceanogr., 37, 2267-2289, doi:10.1175/JPO3120.1.
56. Wilson, C., and R. Williams, 2006: On divergent barotropic and inertial instability in zonal-mean flow profiles. J. Phys. Oceanogr., 36, 189-201, doi:10.1175/JPO2841.1.
57. Xie, L., X. Liu, and L. Pietrafesa, 2007: Effect of bathymetric curvature on Gulf Stream instability in the vicinity if the Charleston Bump. J. Phys. Oceanogr., 37, 452-475, doi:10.1175/JPO2995.1.
58. Xue, H., and G. Mellor, 1993: Instability of the Gulf Stream Front in the South Atlantic Bight. J. Phys. Oceanogr., 23, 2326-2350, doi:10.1175/1520-0485(1993)023<2326:IOTGSF>2.0.CO;2.
59. Yoder, J., L. Atkinson, S. Bishop, J. Blanton, T. Lee, and L. Pietrafesa, 1985: Phytoplankton dynamics within Gulf Stream intrusions on the southeastern United States continental shelf during summer 1981. Cont. Shelf Res., 4, 611-635, doi:10.1016/0278-4343(85)90033-0.
60. Zhang, R., and G. Vallis, 2007: The role of bottom vortex stretching on the path of the North Atlantic western boundary current and on the northern recirculation gyre. J. Phys. Oceanogr., 37, 2053-2080, doi:10.1175/JPO3102.1.