JinYi Yu

picture of JinYi  Yu

Professor, Earth System Science
School of Physical Sciences

Ph.D., University of Washington, Atmospheric Sciences

Phone: (949) 824-3878
Email: jyyu@uci.edu

University of California, Irvine
3315 Croul Hall
Mail Code: 3100
Irvine, CA 92697
Research Interests
Climate Dynamics, Atmosphere-Ocean Interaction
(2017) Lyu, K., X. Zhang, J. Church, J. Hu, and J.-Y. Yu, 2017: Distinguishing the Quasi-decadal and Multi-decadal Sea Level and Climate Variations in the Pacific: Implications for the ENSO-like Low-frequency Variability, Journal of Climate, In Press.

(2017) Xu, L., J.-Y. Yu, J. Schnell, and M. Prather, 2017: The Seasonality and Geographic Dependence of ENSO Impacts on US Surface Ozone Variability, Geophysical Research Letters, 44, doi: 10.1002/2017GL073044.

(2017) Wang, L., J.-Y. Yu, and H. Paek, 2017: Enhanced biennial variability in the Pacific due to Atlantic capacitor effect, Nature Communications, doi:10.1038/ncomms14887.

(2017) Paek, H., J.-Y. Yu, and C. Qian, 2017: Why were the 2015/16 and 1997/98 Extreme El Ninos different? Geophysical Research Letters, 44, DOI: 10.1002/2016GL071515.

(2017) Lyu, K., Yu, J.-Y.; and H. Paek, 2017: The influences of the Atlantic Multidecadal Oscillation on the Mean Strength of the North Pacific Subtropical High during Boreal Winter, doi:10.1175/JCLI-D-16-0525.1, Journal of Climate, 30, 411-426. doi: http://dx.doi.org/10.1175/JCLI-D-16-0525.1.

(2016) Zheng, Fei, X.-H. Fang, J. Zhu, J.-Y. Yu, and X. Li, 2016: Modulation of Bjerknes feedback on the decadal variations in ENSO predictability, Geophysical Research Letters, 43, 12,560-12,568, doi:10.1002/2016GL071636.

(2016) Wang, C., C. Deser, J.-Y. Yu, P. DiNezio, and A. Clement, 2016: El Nino and Southern Oscillation (ENSO): A Review. In Coral Reefs of the Eastern Tropical Pacific: Persistence and Loss in a Dynamic Environment, P.W. Glynn, D.P. Manzello, and I.C. Enochs (eds.). Springer Netherlands, 85-106, doi:10.1007/978-94-017-7499-4_4 2016.

(2016) Chen, C., H. Lin, Yu, J.-Y.; and M.-H. Lo, 2016: The 2015 Borneo fires: what have we learned from the 1997 and 2006 El Ninos? Environmental Research Letters, 11, doi:10.1088/1748-9326/11/10/104003.

(2016) Paek, H., J-Y Yu , F. Zheng, and M.-M. Lu, 2016: Impacts of ENSO Diversity on the Western Pacific and North Pacific Subtropical Highs during Boreal Summer, Climate Dynamics, DOI: 10.1007/s00382-016-3288-z.

(2016) McCabe-Glynn, S., K. Johnson , C. Strong , Y. Zou, J-Y Yu, J. Welker, S. Sellars, 2016: Isotopic signature of extreme precipitation events in the Western US and associated phases of Arctic and tropical climate modes, Journal of Geophysical Research - Atmospheres, 121, 8913-8924, DOI: 10.1002/2016JD025524.

(2016) Li, A. K., H. Paek, and J.-Y. Yu, 2016: The changing influences of the AMO and PDO on the decadal variation of the Santa Ana winds, Environmental Research Letters, 11, doi:10.1088/1748-9326/11/6/064019.

(2016) Yu, J-Y, X. Wang, S. Yang, H. Paek, and M. Chen, 2016: Changing El Nino-Southern Oscillation and Associated Climate Extremes, Climate Extremes: Mechanisms and Potential Prediction, S. Wang et al. (Eds.), AGU Monograph, American Geophysical Union (in press).

(2016) Pani, S., S.-H. Wang , S.-C. Tsay , S. Lolli , M.-T. Chuang , C.-T. Lee , S. Chantara , J.-Y. Yu, 2016: Assessment of aerosol optical property and radiative effect for the layer decoupling cases over the northern South China Sea during the 7-SEAS/Dongsha Experiment, Journal of Geophysical Research - Atmospheres, 121, 4894-4906, DOI: 10.1002/2015JD024601.

(2016) Gao, Tao, J-Y Yu, and H. Paek, 2016: Impacts of Four Northern-Hemisphere Teleconnection Patterns on Atmospheric Circulations over Eurasia and the Pacific, Theoretical and Applied Climatology, DOI 10.1007/s00704-016-1801-2.

(2016) Liang, Y-C, C-C Chou, J-Y Yu, and M-H Lo, 2016: Mapping the Locations of Asymmetric and Symmetric Discharge Responses in Global Rivers to the Two Types of El Nino, Environmental Research Letters, 11, doi:10.1088/1748-9326/11/4/044012.

(2015) Wey, H-W, M-H Lo, S-Y Lee, J-Y Yu, and H-H Hsu, 2015: Potential impacts of wintertime soil-moisture anomalies from agricultural irrigation at low latitudes on regional and global climates, Geophysical Research Letters, 42, 8605-8614, DOI:10.1002/2015GL065883.

(2015) Fei, Z., W. Zhang, J.-Y. Yu, and Q.-L. Chen, 2015: A Possible Bias of Simulating the Post-2000 Changing ENSO, Science Bulletin, 60, 1850-1857.

(2015) Yu, J.-Y., H. Paek, E. S. Saltzman, and T. Lee, 2015: The early-1990s change in ENSO-PSA-SAM relationships and its impact on Southern Hemisphere climate, Journal of Climate, 28, 9393-9408 (Special Collection on Tropical-Polar Connections), DOI: 10.1175/JCLI-D-15-0335.1.

(2015) Yu, B., X. Zhang, H. Lin, and J.-Y. Yu, 2015: Comparison of wintertime North American climate impacts associated with multiple ENSO indices, Atmosphere-Ocean, DOI:10.1080/07055900.2015.1079697.

(2015) Liang, Y-C, J-Y Yu, M-H Lo, and C. Wang, 2015: The Changing Influence of El Nino on the Great Plains Low-Level Jet, Atmospheric Science Letters, DOI: 10.1002/asl.590.

(2015) Capotondi, A., A. T. Wittenberg, M. Newman, E. Di Lorenzo, J.-Y. Yu, P. Braconnot, J. Cole, B. Dewitte, B. Giese, E. Guilyardi, F.-F. Jin, K. Karnauskas, B. Kirtman, T. Lee, N. Schneider, Y. Xue, S.-W. Yeh, 2014: Understanding ENSO diversity, Bulletin of the American Meteorological Society, 96, 921-938, doi:10.1175/BAMS-D-13-00117.1.

(2015) Paek, H., J.-Y., Yu, J.-W. Hwu, M.-M. Lu, and T. Gao, 2015: A Source of AGCM Bias in Simulating the Western Pacific Subtropical High: Different Sensitivities to the Two Types of ENSO, Monthly Weather Review, 143, 2348-2362. doi: http://dx.doi.org/10.1175/MWR-D-14-00401.1.

(2015) Yu, J-Y and H. Paek, 2015: Precursors of ENSO beyond the tropical Pacific, US CLIVAR Variations, Winter 2015 Issue, Vol. 13, No. 1, 15-20.

(2015) Yu, J-Y, P-K Kao, H Paek, H-H Hsu, C-W Hung, M-M Lu, S-I An, 2015: Linking Emergence of the Central-Pacific El Nino to the Atlantic Multi-decadal Oscillation, Journal of Climate, 28, 651-662, doi: 10.1175/JCLI-D-14-00347.1.

(2015) Lin, C.-Y., J.-Y. Yu, and H. H. Hsu, 2015: CMIP5 model simulations of the Pacific meridional mode and its connection to the two types of ENSO, International Journal of Climatology, 35, 2352-2358, doi: 10.1002/joc.4130.

(2014) Sheffield, J., A. Barrett, D. Barrie, S. J. Camargo, E. K. M. Chang, B. Colle, D. N. Fernando, R. Fu, K. L. Geil, Q. Hu, X. Jiang, N. Johnson, K. B. Karnauskas, S. T. Kim, J. Kinter, S. Kumar, B. Langenbrunner, K. Lombardo, L. N. Long, E. Maloney, A. Mariotti, J. E. Meyerson, K. C. Mo, J. D. Neelin, S. Nigam, Z. Pan, T. Ren, A. Ruiz-Barradas, R. Seager, Y. L. Serra, A. Seth, D.-Z. Sun, J. M. Thibeault, J. C. Stroeve, C. Wang, S.-P. Xie, Z. Yang, L. Yin, J.-Y. Yu, T. Zhang, and M. Zhao, 2014: Regional climate processes and projections for North America: CMIP3/CMIP5 differences, attribution and outstanding issues. NOAA Technical Report OAR CPO-2, 47 pp.

(2014) Qian, C., J.-Y. Yu, G. Chen, 2014: Decadal Summer Drought Frequency in China: The increasing influence of the Atlantic Multi-decadal Oscillation, Environmental Research Letters, Vol. 9, No. 12. (01 December 2014), 124004, doi:10.1088/1748-9326/9/12/124004.

(2014) Zheng, Fei, X.-H. Fang, J.-Y. Yu, and J. Zhu, 2014: Asymmetry of the Bjerknes Positive Feedback between the Two Types of El Nino, Geophysical Research Letters, 41, 7651-7657, doi:10.1002/2014GL062125.

(2014) Ma, T. and J.-Y. Yu, 2014: Linking Centennial Surface Warming Patterns in the Equatorial Pacific to the Relative Strengths of the Walker and Hadley Circulations, Journal of Atmospheric Sciences, 71, 3454-3464, doi: 10.1175/JAS-D-14-0028.1.

(2014) Qu, T. and J.-Y. Yu, 2014: ENSO Indices from Sea Surface Salinity Observed by Aquarius and Argo, Journal of Oceanography, 70, 367-375, doi: 10.1007/s10872-014-0238-4.

(2014) Ma, T. and J.-Y. Yu, 2014: Paradox in South Asian summer monsoon circulation change: Lower tropospheric strengthening and upper tropospheric weakening, Geophysical Research Letters, doi: 10.1002/2014GL059891.

(2014) Zou, Y., J.-Y. Yu, T. Lee, M.-M. Lu, and S. T. Kim, 2014: CMIP5 Model Simulations of the Impacts of the Two Types of El Nino on US Winter Temperature, Journal of Geophysical Research, , 119, 3076-3092, doi: 10.1002/2013JD021064.

(2014) Liang, Y.-C., M.-H. Lo, and J.-Y. Yu, 2014: Asymmetric Responses of Land Hydroclimatology to Two Types of El Nino in the Mississippi River Basin, Geophysical Research Letters, 41, 582-588, doi:10.1002/2013GL058828.

(2014) Kim, S. T., W. Cai, F.-F. Jin, and J.-Y. Yu, 2014: ENSO Stability in Coupled Climate Models and its Association with Mean State, Climate Dynamics, doi: 10.1007/s00382-013-1833-6.

(2013) Yu, J.-Y. and B. S. Giese, 2013: ENSO diversity in observations, U.S. CLIVAR Variations, Vol. 11, No. 2, 1-5.

(2013) de Linage, C., H. Kim , J. Famiglietti and ,J.-Y Yu, 2013: Impact of Pacific and Atlantic sea surface temperatures on interannual and decadal variations of GRACE land water storage in Tropical South America, Journal of Geophysical Research, 118, 10,811-10,829, doi: 10.1002/jgrd.50820.

(2013) Yu, J.-Y. and Y. Zou, 2013: The enhanced drying effect of Central-Pacific El Nino on US winter, Environmental Research Letters, 8, doi:10.1088/1748-9326/8/1/014019.

(2013) Sheffield, J. and co-authors, 2013: North American Climate in CMIP5 Experiments. Part II: Evaluation of 20th Century Intra-Seasonal to Decadal Variability, Journal of Climate, 23, 9247-9290, doi: 10.1175/JCLI-D-12-00593.1.

(2013) A Capotondi, B Kirtman, A Wittenberg, M Newman, N Schneider, Y Xue, B Giese, P Braconnot, J Cole, B Dewitte, E Guilyardi, F-F Jin, T Lee, K Karnauskas, S-W Yeh, J-Y Yu, 2013: U.S. CLIVAR ENSO Diversity Workshop Report, U.S. CLIVAR: Climate Variability and Predictability, Report No. 2013-1, 23pp.

(2013) Choi, J., S.-I. An, S.-W. Yeh, and J.-Y. Yu, 2013: ENSO-like and ENSO-induced Tropical Pacific Decadal Variability in CGCMs, Journal of Climate, 26, 1485-1501, doi: 10.1175/JCLI-D-12-00118.1.

(2013) Yu., J.-Y. and S. T. Kim, 2013: Identifying the Types of Major El Nino Events since 1870, International Journal of Climatology, 33, 2105-2112. doi: 10.1002/joc.3575.

(2012) Yu., J.-Y., M.-M. Lu, and S. T. Kim, 2012: A change in the relationship between tropical central Pacific SST variability and the extratropical atmosphere around 1990, Environmental Research Letters, 7, doi:10.1088/1748-9326/7/3/034025.

(2012) Yu., J.-Y., Y. Zou, S. T. Kim, and T. Lee, 2012: The Changing Impact of El Nino on US Winter Temperatures, Geophysical Research Letters, doi:10.1029/2012GL052483.

(2012) Kim, S. T. and J.-Y. Yu, 2012: The Two Types of ENSO in CMIP5 Models, Geophysical Research Letters, 39, L11704, doi:10.1029/2012GL052006.

(2012) Kim, S. T., J.-Y. Yu, A. Kumar, and H. Wang, 2012: Examination of the Two Types of ENSO in the NCEP CFS Model and Its Extratropical Associations, Monthly Weather Review, 140, 1908-1923, doi: 10.1175/MWR-D-11-00300.1.

(2012) Kim, S. T., J.-Y. Yu, and M.-M. Lu, 2012: Distinct Behaviors of Pacific and Indian Ocean Warm Pool Properties on Seasonal and Interannual Timescales, Journal of Geophysical Research, 117, D05128, doi: 10.1029/2011JD016557.

(2011) Yu, J.-Y. and S. T. Kim, 2011: Reversed Spatial Asymmetries between El Nino and La Nina and their Linkage to Decadal ENSO Modulation in CMIP3 Models, Journal of Climate, 24, 5423-5434, doi: 10.1175/JCLI-D-11-00024.1.

(2011) Yu., J.-Y. and S. T. Kim, 2011: Relationships between Extratropical Sea Level Pressure Variations and the Central-Pacific and Eastern-Pacific Types of ENSO, Journal of Climate, 24, 708-720, doi: 10.1175/2010JCLI3688.1.

(2011) Yu., J.-Y., H.-Y. Kao, T. Lee, and S. T. Kim, 2011: Subsurface Ocean Temperature Indices for Central-Pacific and Eastern-Pacific Types of El Nino and La Nina Events. Theoretical and Applied Climatology, 103, 337-344, doi: 10.1007/s00704-010-0307-6.

(2010) Yu., J.-Y., H.-Y. Kao and T. Lee, 2010: Subtropics-Related Interannual Sea Surface Temperature Variability in the Equatorial Central Pacific. Journal of Climate, 23, 2869-2884, doi: 10.1175/2010JCLI3171.1.

(2010) Yu., J.-Y. and S. T. Kim, 2010: Identification of Central-Pacific and Eastern-Pacific Types of ENSO in CMIP3 Models, Geophysical Research Letters, 37, L15705, doi:10.1029/2010GL044082.

(2010) Yu., J.-Y. and S. T. Kim, 2010: Three Evolution Patterns of Central-Pacific El Nino, Geophysical Research Letters, 37, L08706, doi: 10.1029/2010GL042810.

(2010) Weng, S.-P. and J.-Y. Yu, 2010: Impacts of Pacific and Indian Ocean Coupling on Wintertime Tropical Intraseasonal Oscillation: A Basin-Coupling CGCM Study. International Journal of Climatology, 30, 359-371, doi: 10.1002/joc.1902.

(2010) Weng, S.-P. and J.-Y. Yu, 2010: A CGCM study on the northward propagation of tropical intraseasonal oscillation over the Asian summer monsoon regions. Journal of Terrestrial, Atmospheric and Oceanic Sciences, 21, 299-312, doi: 10.3319/TAO.2009.02.18.01(A).

(2009) Kao, H.-Y. and J.-Y. Yu, 2009: Contrasting Eastern-Pacific and Central-Pacific Types of ENSO. Journal of Climate, 22, 615-632, doi: 10.1175/2008JCLI2309.1.

(2009) Yu., J.-Y., F. Sun, and H.-Y. Kao, 2009: Contributions of Indian Ocean and Monsoon Biases to the Excessive Biennial ENSO in CCSM3. Journal of Climate, 22, 1850-1858, doi: 10.1175/2008JCLI2706.1.

(2009) Sun, F. and J.-Y. Yu, 2009: A 10-15year Modulation Cycle of ENSO Intensity. Journal of Climate, 22, 1718-1735, doi: 10.1175/2008JCLI2285.1.

(2008) Yu, J.-Y., 2008: Understanding El Nino Southern Oscillation and its interactions with the Indian Ocean and monsoon. Book chapter in Recent Progress in Atmospheric Sciences with Applications to the Asia-Pacific Region, Liou, K N and Chou, M D (Ed.), World Scientific Publishing, Singapore, 3-22.

(2007) Yu, J.-Y., 2007 and Matthew A. Janiga: Changes in the In-Phase Relationship Between the Indian and Subsequent Australian Summer Monsoons During the Past Five Decades. Annales Geophysicae, 25, 1929-1933, doi: 10.5194/angeo-25-1929-2007.

(2007) Yu, J.-Y. and H.-Y. Kao, 2007: Decadal Changes of ENSO Persistence Barrier in SST and Ocean Heat Content Indices: 1958-2001. Journal of Geophysical Research, 112, D13106, doi: 10.1029/2006JD007654.

(2006) Sun, F. and J.-Y. Yu, 2006: Impacts of Central America gap winds on the SST annual cycle in the eastern Pacific warm pool. Geophysical Research Letters, 33, L06710, doi:10.1029/2005GL024700.

(2005) Yu, J.-Y., 2005: Enhancement of ENSO's persistence barrier by biennial variability in a coupled atmosphere-ocean general circulation model. Geophysical Research Letters, 32, L13707, doi: 10.1029/2005GL023406.

(2004) Yu, J.-Y. and K. M. Lau, 2004: Contrasting Indian Ocean SST variability with and without ENSO influence: A coupled atmosphere-ocean GCM study. Meteorology and Atmospheric Physics, doi: 10.1007/s00703-004-0094-7.

(2003) Yu, J.-Y. and W. T. Liu, 2003: A linear relationship between ENSO intensity and tropical instability wave activity in the eastern Pacific Ocean. Geophysical Research Letters, 30(14), 1735, doi: 10.1029/2003GL017176.

(2003) Yu., J.-Y., S.-P. Weng, and J. D. Farrara, 2003: Ocean Roles in the TBO Transitions of the Indian-Australian Monsoon System. Journal of Climate, 16, 3072-3080.

(2003) Yu., J.-Y., 2003: Identifications and applications of coupled climate models. Invited article in The Encyclopedia of Life Support Systems, Ed. Achim Sydow, EOLSS Publisher, Oxford, UK, 15pp.

(2003) Farrara, J. D. and J.-Y. Yu, 2003: Interannual variations in the North American monsoon and SST anomalies: A general circulation model study. Journal of Climate, 16, 1703-1720.

(2003) C. R. Mechoso, J. D. Neelin, and J.-Y. Yu, 2003: Testing simple model of ENSO, Journal of Atmospheric Sciences, 60, 305-318. [PDF]
(2002) Yu, J.-Y. , C. R. Mechoso, J. C. McWilliams, and A. Arakawa, 2002: Impacts of the Indian Ocean on the ENSO cycle. Geophysical Research Letters, 29(8), 1204, doi:10.1029/2001GL014098.

(2002) Davey, M. K., M. Huddleston, K.R. Sperber, S.B. Power, R.A. Colman, G. Flato, M. Kimoto, L. Terray, D. DeWitt, E. Roeckner, J. Oberhuber, R. Voss, U. Cubasch, T.R. Knutson, S. Manabe, B. Wang, L. Fairhead, H. Le Treut, A. Vintzileos, P. Delecluse, P. Braconnot, I. Yoshikawa, D. Chen, S.E. Zebiak, C. Gordon, C. Cooper, M. Latif, S. Yukimoto, A. Kitoh, F. Bryan, G.A. Meehl, W.M. Washington, M. Ji, T. Hogan, T. Li, J.-Y. Yu, C. R. Mechoso, 2002: STOIC: A study of coupled GCM climatology and variability in tropical ocean regions. Climate Dynamics, 18, 403-420.

(2001) Yu., J.-Y. and C.R. Mechoso, 2001: A coupled atmosphere-ocean GCM study of the ENSO cycle. Journal of Climate, 14, 2329-2350.

(2001) Latif, M. K. Sperber, A. Arblaster, P. Braccanot, D. Chen, A. Colman, U. Cubasch, M. Davey, P. Delecleuse, D. De Witt, L. Fairhead, G. Flato, M. Ji, M. Kimoto, A. Kitoh, T. Knutson, H. Le Treut, S. Manabe, O. Marti, C. Mechoso, G. Meehl, J. Oberhuber, S. Power, E. Roeckner, L. Terray, A. Vintzileos, R. Vob, B. Wang, W. Washington, I. Yoshikawa, J.-Y. Yu, S. Zebiak, 2001: ENSIP: The El Nino Simulation Intercomparison Project. Climate Dynamics, 18, 255-276.

(2001) Yu., J.-Y. and R. C. Malone, 2001: A Global High-Resolution UCLA-POP Coupled Atmosphere-Ocean GCM for Assessing Climate and Variability in the Ocean. Proceedings of the Symposium on Climate Variability, the Ocean, and Social Impacts, 14-18 January 2001, Albuquerque, New Mexico, 160-162.

(2000) Yu., J.-Y., W. T. Liu, and C.R. Mechoso, 2000: The SST anomaly dipole in the Northern Subtropical Pacific and its relationship with ENSO. Geophysical Research Letters, 27, 1931-1934.

(2000) Yu., J.-Y., 2000: A general circulation model of the atmosphere using the full-Galerkin method. Journal of Mathematics and Computers in Simulation, 52, 427-443.

(2000) Mechoso, C. R., J.-Y. Yu, and A. Arakawa, 2000: A coupled GCM pilgrimage: From climate catastrophe to ENSO simulations. Book Chapter in General Circulation Model Development: Past, Present, and Future., D. A. Randall, Eds., Academic Press, 539-575.

(2000) Mechoso, C. R., J. D. Farrara, L.A. Drummond, J. Spahr and J.-Y. Yu, 2000: An atmosphere-ocean model: Code optimization and application to El Nino. Book Chapter in Development and Application of Computer Techniques to Environmental Studies VIII., D. A. Gabriel Ibarra-Berastegi, C. A. Brebbia and P. Zanetti, Eds, WIT Press, Southampton, Boston, 261-278.

(1999) Yu., J.-Y., and C.R. Mechoso, 1999: Links between annual variations of Peruvian stratocumulus clouds and of SSTs in the eastern equatorial Pacific. Journal of Climate, 12, 3305-3318.

(1999) Yu., J.-Y., and C.R. Mechoso, 1999: A discussion on the errors in the surface heat fluxes simulated by a coupled GCM. Journal of Climate, 12, 416-426.

(1997) Yu., J.-Y., C. R. Mechoso, J. D. Farrara, Y.-J. Kim, J.-L. Li, M. Kohler, and A. Arakawa, 1997: Recent development of the UCLA coupled atmosphere-ocean GCM. Research Activities in Atmospheric and Oceanic Modelling. A. Staniforth, ed., WMO/TD-No. 792, 9.24-9.25.

(1995) Yu, J.-Y., and D. L. Hartmann, 1995: Orographic influences on the distribution and generation of atmospheric variability in a GCM. Journal of Atmospheric Sciences, 52, 2428-2443.

(1993) Yu, J.-Y., and D. L. Hartmann, 1993: Zonal flow vacillation and eddy forcing in a simple GCM of the atmosphere, Journal of Atmospheric Sciences, 50, 3244-3259.
Professional Societies
American Meteorological Society
American Geophysical Union
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