We appreciate the thorough and insightful reviews provided by three anonymous reviewers. Support for this research was provided by NOAA’s Office of Global Programs CLIVAR Program. This publication is partially funded by the Joint Institute for the Study of the Atmosphere and Ocean (JISAO) under NOAA Cooperative Agreement NA17RJ1232.
Anwender, D., , P. A. Harr, , and S. C. Jones, 2008: Predictability associated with the downstream impacts of the extratropical transition of tropical cyclones: Case studies. Mon. Wea. Rev., 136 , 3226–3247.
Bond, N. A., , and D. E. Harrison, 2000: The Pacific Decadal Oscillation, air-sea interaction, and central North Pacific winter atmospheric regimes. Geophys. Res. Lett., 27 , 731–734.
Bosart, L. F., , and G. M. Lackmann, 1995: Postlandfall tropical cyclone reintensification in a weakly baroclinic environment: A case study of Hurricane David (September 1979). Mon. Wea. Rev., 123 , 3268–3291.
Chan, J. C., 2005: Interannual and interdecadal variations of tropical cyclone activity over the western North Pacific. Meteor. Atmos. Phys., 89 , 143–152.
Davis, C., and Coauthors, 2008: Prediction of landfalling hurricanes with the Advanced Hurricane WRF model. Mon. Wea. Rev., 136 , 1990–2005.
Emanuel, K. A., 1986: An air–sea interaction theory for tropical cyclones. Part I: Steady-state maintenance. J. Atmos. Sci., 43 , 585–605.
Evans, J. L., , and R. E. Hart, 2003: Objective indicators of the onset and completion of ET for Atlantic tropical cyclones: Factors determining post-transition evolution. Mon. Wea. Rev., 131 , 909–925.
Harr, P. A., , and R. L. Elsberry, 2000: Extratropical transition of tropical cyclones over the western North Pacific. Part I: Evolution of structural characteristics during the transition process. Mon. Wea. Rev., 128 , 2613–2633.
Hart, R. E., , and J. L. Evans, 2001: A climatology of the extratropical transition of Atlantic tropical cyclones. J. Climate, 14 , 546–564.
Hart, R. E., , J. L. Evans, , and C. Evans, 2006: Synoptic composites of the extratropical transition life cycle of North Atlantic tropical cyclones: Factors determining post-transition evolution. Mon. Wea. Rev., 134 , 553–578.
Jones, S. C., and Coauthors, 2003: The extratropical transition of tropical cyclones: Forecast challenges, current understanding, and future directions. Wea. Forecasting, 18 , 1052–1092.
Klein, P. M., , P. A. Harr, , and R. L. Elsberry, 2000: Extratropical transition of western North Pacific tropical cyclones: An overview and conceptual model of the transformation stage. Wea. Forecasting, 15 , 373–395.
Kushnir, Y., , W. A. Robinson, , I. Blade, , N. M. J. Hall, , S. Peng, , and R. Sutton, 2002: Atmospheric GCM response to extratropical SST anomalies: Synthesis and evaluation. J. Climate, 15 , 2233–2256.
Lau, N-C., 1978: On the three-dimensional structure of the observed transient eddy statistics of the Northern Hemisphere wintertime circulation. J. Atmos. Sci., 35 , 1900–1923.
Mantua, N. J., , S. R. Hare, , Y. Zhang, , J. M. Wallace, , and R. C. Francis, 1997: A Pacific interdecadal climate oscillation with impacts on salmon production. Bull. Amer. Meteor. Soc., 78 , 1069–1079.
Minobe, S., , A. Kuwano-Yoshida, , N. Komori, , S-P. Xie, , and R. J. Small, 2008: Influence of the Gulf Stream on the troposphere. Nature, 452 , 206–209. doi:10.1038/nature06690.
Nakamura, H., , T. Sampe, , Y. Tanimoto, , and A. Shimpo, 2004: Observed associations among storm tracks, jet streams and mid-latitude oceanic fronts. Earth’s Climate: The Ocean–Atmosphere Interaction, Geophys. Monogr., Vol. 147, Amer. Geophys. Union, 329–345.
Nonaka, M., , and S-P. Xie, 2003: Covariations of sea surface temperature and wind over the Kuroshio and its extension: Evidence for ocean-to-atmospheric feedback. J. Climate, 16 , 1404–1413.
Peng, S., , W. A. Robinson, , and M. P. Hoerling, 1997: The modeled response to midlatitude SST anomalies and its dependence on background circulation states. J. Climate, 10 , 971–987.
Skamarock, W. C., and Coauthors, 2008: A description of the advanced research WRF version 3. NCAR Tech. Note NCAR/TN-475+STR, 125 pp. [Available online at http://www.mmm.ucar.edu/people/skamarock/].
Sutcliffe, R. C., , and A. G. Forsdyke, 1950: The theory and use of upper air thickness patterns in forecasting. Quart. J. Roy. Meteor. Soc., 76 , 189–217.
Tokinaga, H., and Coauthors, 2006: Atmospheric sounding over the winter Kuroshio Extension: Effects of surface stability on atmospheric boundary layer structure. Geophys. Res. Lett., 33 , L04703. doi:10.1029/2005GL025102.
Tokinaga, H., , Y. Tanimoto, , S-P. Xie, , T. Sampe, , H. Tomita, , and H. Ichikawa, 2009: Ocean frontal effects of the vertical development of clouds over the western North Pacific: In situ and satellite observations. J. Climate, 22 , 4241–4260.
Torn, R. D., 2010: Diagnosis of the downstream ridging associated with extratropical transition using short-term ensemble forecasts. J. Atmos. Sci., 67 , 817–833.
Torn, R. D., , and G. J. Hakim, 2009: Initial condition sensitivity of western Pacific extratropical transitions determined using ensemble-based sensitivity analysis. Mon. Wea. Rev., 137 , 3388–3406.