GC42A:
ENSO: Precursors and Expected Change II

Thursday, 18 December 2014: 10:20 AM-12:20 PM
Chairs:  Sang-Wook Yeh, Hanyang University, Seoul, South Korea and JinHo Yoon, Pacific Northwest National Lab, Richland, WA, United States
Primary Conveners:  JinHo Yoon, Pacific Northwest National Lab, Richland, WA, United States
Co-conveners:  Shih-Yu (Simon) Wang, Utah State University, Logan, UT, United States and Sang-Wook Yeh, Hanyang University, Marine Sciences and Convergent Technology, Seoul, South Korea
OSPA Liaisons:  Shih-Yu (Simon) Wang, Utah State University, Logan, UT, United States

Abstracts Submitted to this Session:

10:20 AM
GC42A-01
 
Untangling ENSO Precursors
Kathleen Pegion, George Mason University Fairfax, Fairfax, VA, United States and Michael A Alexander, NOAA Boulder, ESRL/PSD, Boulder, CO, United States
10:30 AM
GC42A-02
 
Does Recent Change in Tropical Pacific Forecast Skill Represent Variation in ENSO Predictability or Precursors?
Matthew Newman, University of Colorado at Boulder, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States; NOAA/ESRL/PSD, Boulder, CO, United States
10:45 AM
GC42A-03
 
Study on the precursor of frequent occurrence of central Pacific El Nino
Sang-Wook Yeh, Hanyang University, Marine Sciences and Convergent Technology, Seoul, South Korea, Xin Wang, SCSIO South China Sea Institute of Oceanology, Chinese Acaademy of Sciences, Guangzhou, China, Chunzai Wang, Atlantic Oceanographic and Meteorological Laboratory, Miami, FL, United States and Boris Dewitte, LEGOS, Toulouse, France
10:55 AM
GC42A-04
 
Understanding ENSO precursors from a Linear Inverse Modeling Perspective
Antonietta Capotondi and Prashant D Sardeshmukh, CIRES, Boulder, CO, United States
11:05 AM
GC42A-05
 
Optimal Initial Conditions and Stochastic Forcing for Central and East Pacific ENSO Events
Daniel Vimont, University of Wisconsin Madison, Madison, WI, United States, Matthew Newman, NOAA/ESRL/PSD, Boulder, CO, United States and Michael A Alexander, NOAA Denver, DENVER, CO, United States
11:20 AM
GC42A-06
 
Ocean-atmosphere mechanisms explaining the heat buildup leading to El Niño events
Joan Ballester Claramunt, Caltech, Pasadena, CA, United States, Simona Bordoni, California Institute of Technology, Pasadena, CA, United States, Desislava Petrova, Institut Català de Ciències del Clima, Barcelona, Spain and Xavier Rodo, Institut Català de Ciències del Clima, BARCELONA, Spain
11:30 AM
GC42A-07
 
Towards Understanding El Niño Complexity and Change
Fei-Fei Jin, University of Hawaii at Manoa, Honolulu, HI, United States
11:45 AM
GC42A-08
 
El Nino Since the Early-1990s Climate Shift in the Pacific
Jin-Yi Yu1, Houk Paek1 and Chengcheng Qian1,2, (1)University of California Irvine, Irvine, CA, United States, (2)Ocean University of China, Qingdao, China
12:00 PM
GC42A-09
 
Intensified ENSO-Driven Precipitation Teleconnections in the Future
Celine Bonfils1, Benjamin D Santer2, Thomas J Phillips1, Kate Marvel1, L. Ruby Leung3 and Charles Doutriaux1, (1)Lawrence Livermore National Laboratory, Livermore, CA, United States, (2)LLNL, Livermore, CA, United States, (3)Pacific Northwest National Laboratory, Richland, WA, United States
12:10 PM
GC42A-10
 
ENSO and its Precursor simulated by UNICON with CESM1
Sungsu Park, National Center for Atmospheric Research, Boulder, CO, United States and Jin-Ho Yoon, Pacific Northwest National Laboratory, Richland, WA, United States
 
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