Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Conference Program
Monday, January 28
8:00 - 9:45

Registration

10:00 - 10:20

Opening Session
Dr. Tetsu Hiraki (Director-General of JMA), Dr. Yoichi Miyanaga (Director of ESRL, CRIEPI),
Dr. Taizo Yakushiji (CSRT, the Cabinet Office), Dr. Kevin Trenberth (Chairman of WOAP, WCRP)

Introduction of the reanalyses
10:30

V1-101The JRA-25 Reanalysis ....................................................................................................................1
Kazutoshi Onogi
Japan Meteorological Agency, Japan

11:00

V1-102Evolution of Reanalysis at ECMWF.................................................................................................2
Sakari Uppala, Dick Dee, Shinya Kobayashi, Adrian Simmons
European Centre for Medium-Range Weather Forecasts, UK

11:30

V1-103

Reanalysis at NCEP: Past, Present and Future..............................................................................3
1
Robert Kistler and NCEP Staff, Contractors and Visiting Scientists, Past and Present
NCEP/SAIC, USA

12:00

V1-104Assimilating Earth System Observations at NASA: MERRA and Beyond...................................4
Siegfried Schubert, Michael Bosilovich, Michele Rienecker, Max Suarez, Ron Gelaro,
Randy Koster, Rolf Reichle, Steven Pawson, Ivanka Stajner, Arlindo da Silva,
Christian Keppenne, Watson Gregg
GSFC/NASA, USA

12:30 - 14:00

Lunch

Applications of reanalysis products
14:00

V1-201

Detection of Key Atmospheric Features in Reanalysis Data ........................................................5
1
2
3
1
1
Phillip A. Arkin , Randy Dole , Siegfried Schubert , James Carton , Eugenia Kalnay ,3
Randy Koster
1
University of Maryland, USA, 2NOAA, USA, 3GSFC/NASA, USA

14:30

G1-211

Use of Reanalyses to Examine Climate Model Errors via NWP Type Forecasts.........................6
David L. Williamson
National Center for Atmospheric Research, USA(11)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

14:50

G1-212

Numerical Simulation of a Bay of Bengal Tropical Cyclone: A Comparison of the Resultsfrom Experiments with Jra-25 And Ncep Reanalysis Fields .........................................................7
Dodla Venkata Bhaskar Rao, Desamsetti Srinivas, Dasari Hari Prasad
Andhra University, India

15:10

G1-213

A Stochastic Model of the Madden-Julian Oscillation...................................................................81
2
3Charles Jones , Adrian Matthews , Benjamin Pohl
1
Institute for Computational Earth System Sciences, University of California Santa Barbara,
2
3
USA, University of East Anglia, UK, Centre de Recherches de Climatologie, Université deBourgogne, France

15:30 - 16:00

Coffee break

16:00

V1-221A Comparison of Vertically-Integrated Water and Energy Cycle Diagnostics from Several
Reanalyses ........................................................................................................................................9
Kevin E. Trenberth, Lesley Smith, John Fasullo
National Center for Atmospheric Research, USA

16:30

G1-222

Importance of the Low-level Diabatic Heating on the Formation of the Summertime
Subtropical Highs: Sensitivity to Diabatic Heating Data Set ......................................................10
1
1,2
Takafumi Miyasaka , Hisashi Nakamura
1
University of Tokyo, Japan, 2Frontier Research Center for Global Change, JAMSTEC, Japan

16:50

G1-223Typhoon Landfall Mode in ERA-40 and JRA-25 Reanalysis Datasets........................................11
Tetsuo Nakazawa1, Kavirajan Rajendran2
1
Meteorological Research Institute, Japan, 2CSIR Centre for Mathematical Modeling &Computer Simulation, National Space Laboratories, India

17:10

G1-224Characteristics of Storm Tracks in JMA’s Seasonal Forecast Model ........................................12
Akihiko Shimpo
Japan Meteorological Agency, Japan

17:30

G1-225

Usage of Atmospheric Reanalysis Data for Dynamical Diagnoses of the AtmosphericCirculation and Climate Variability................................................................................................13
1,2
Hisashi Nakamura
1
University of Tokyo, Japan, 2FRCGC/JAMSTEC, Japan

17:50

G1-226

Impacts of Persistent Circulation Anomalies on Precipitation over Northern Eurasia
during Summer ...............................................................................................................................14
1
1
1,2
Yoshiki Fukutomi , Kooiti Masuda , Tetsuzo Yasunari
1
2
FRCGC, JAMSTEC, Japan, HyARC, Nagoya University, Japan

19:00 - 21:00

Reception(12)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Tuesday, January 29
9:00

V2-231

Dynamical Downscaling of Global Reanalysis.............................................................................15
1
1
1
2
3
Masao Kanamitsu , Hideki Kanamaru , Kei Yoshimura , Yifeng Cui , Henry Juang ,4
Wataru Ohfuchi
1
Scripps Institution of Oceanography, USA, 2San Diego Supercomputer Center, USA, 3National
4
Centers for Environmental Prediction, USA, Earth Simulator Center, JAMSTEC, Japan

9:30

G2-232Global Dynamical Downscaling of Reanalysis with Bias Correction .........................................16
Kei Yoshimura1,2, Masao Kanamitsu1
1
Scripps Institution of Oceanography, University of California, USA, 2Institute of Industrial
Science, The University of Tokyo, Japan

9:50

G2-241

Climate Classification Using Reanalysis Data .............................................................................17
Nobuo Yamazaki, Kentaro Suzuki, Kiyotoshi Takahashi, Masaru Chiba, Hirotaka Kamahori
Japan Meteorological Agency, Japan

10:10 - 11:10

Poster and coffee break

11:10

G2-251

Intra-Seasonal Oscillations of Indian Monsoon: Dynamics through NCEP/NCAR
Reanalysis Data ..............................................................................................................................181
1
1
2
Ashwini A. Kulkarni , Ramesh Kripalani , Sudhir Sabade , Madhavan Rajeevan
1
2Indian Institute of Tropical Meteorology, India, India Meteorological Department, India

11:30

G2-252

Dynamical Seasonal Prediction of Typhoons with the New Coupled Model(JMA/MRI-CGCM) ............................................................................................................................19
Yuhei Takaya, Tamaki Yasuda, Hirotaka Kamahori, Tomoaki Ose
Japan Meteorological Agency, Japan

G2-261CANCELLED

G2-262

Ocean Reanalysis and its Application to Water Mass Analyses in the Pacific .........................21
Masafumi Kamachi, Satoshi Matsumoto, Toshiya Nakano, Yosuke Fujii, Tamaki Yasuda
Meteorological Research Institute, Japan

11:50

12:10 - 14:00

Lunch

14:00

V2-263

Status and Prospects of Ocean State Estimation ........................................................................22
Detlef Stammer
Institut fuer Meereskunde, Center for Marine and Atmospheric Sciences Universität Hamburg,
Germany

14:30

G2-264

Climate Variability from the New ECWMF Ocean Reanalysis ORA-S3.......................................23
Magdalena A. Balmaseda, D. Anderson, Franco Molteni
ECMWF, UK(13)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

14:50

G2-265

15:10 - 16:10

Interannual Variabilities of Eastern Subtropical Mode Waters in the North and the South
Identified from Reanalysis Datasets Obtained by 4DVAR Data Assimilation............................24
1
1
1
2
Takahiro Toyoda , Syuhei Masuda , Nozomi Sugiuara , Hiromichi Igarashi , Yuji Sasaki,
3
1,3
Yoichi Ishikawa , Toshiyuki Awaji
1
FRCGC, JAMSTEC, Japan, 2JAMSTEC, Japan, 3Kyoto University, Japan
Poster and coffee break

Characteristics of reanalysis products
16:10

V2-271

Global Hydrological Cycles Estimated by Reanalysis Products ................................................25
1
1,2
1
3
1
1
Taikan Oki , Kei Yoshimura , Hyungjun Kim , Yanjun Shen , Ngo Duc Thanh , Shinta Seto ,1
Shinjiro Kanae
1
The University of Tokyo, Japan, 2UCSD, USA, 3The Chinese Academy of Sciences, China

16:40

G2-272GEWEX Water and Energy Budget Studies..................................................................................26
John Roads (*This paper will be preseted by Kooiti Masuda on behalf of the author.)
University of California San Diego, USA

17:00

G2-311

Evaluation of Variations in the late-80s Observing System and the Impacts on the
GEOS-5 Data Assimilation System................................................................................................27
1
1,2
1
3
Michael Bosilovich , Junye Chen , Siegfried D. Schubert , Franklin R. Robertson ,1,4
1,4Phil Pegion , Hui-Chun Emily Liu
1
GSFC/NASA, USA, 2University of Maryland, USA, 3Marshall Space Flight Center, USA, 4SAIC,
USA

17:20

G2-312Multiple Regression Analysis of the JRA-25 Monthly Temperature...........................................28
Junichi Tsutsui, Shinji Kadokura
Central Research Institute of Electric Power Industry, Japan

17:40

G2-342

Assessment of value added for surface marine wind fields obtained from two reanalysis
driven Regional Climate Models (RCM) .........................................................................................83
1,2
Jörg Winterfeldt , Ralf Weisse1
2

1

Institute for Coastal Research, GKSS Research Center, Germany, IMPRS-ESM, Max Planck
Institute for Meteorology, Germany(14)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Wednesday, January 30
9:00

V3-331

Submonthly Convective Variability over the East Asia during the Meiyu/Baiu Season ...........29
Tetsuzo Yasunari, Hatsuki Fujinami
HyARC, Nagoya University, Japan

9:30

G3-332Anomalous Modes of Moisture Transport by East Asian Summer Monsoon and
Associated Rainfall Patterns in China ..........................................................................................30
12
2
1
Jilong Chen , Johnny C L Chan , Wen Zhou , Ronghui Huang
1
Center for Monsoon System Research, IAP, CAS, China, 2CityU-IAP Laboratory for
Atmospheric Physics, CityU, China

9:50

G3-333

The Products and Validation of GAME Reanalysis and JRA-25: Precipitation .........................31
1
1
2
Akiyo Yatagai , Haruko Kawamoto , Pingping Xie
1
Research Institute for Humanity and Nature, Japan, 2Climate Prediction Center, NOAA, USA

10:10 - 11:10

Poster and coffee break

11:10

G3-334

Summer Monsoon Variability over South and East Asia: Understanding
Tele-connections through NCEP/NCAR Reanalysis Data ...........................................................32
1
1
1
2
Ramesh H. Kripalani , Ashwini A. Kulkarni , Sudhir S. Sabade , Jai H. Oh
1
2
Indian Institute of Tropical Meteorology, India, Pukyong National University, South Korea

11:30

G3-336Comparisons of Atmospheric Precipitable Water between NCEP/NCAR Reanalysis andGround-based GPS Measurements...............................................................................................33
Junhong Wang, Liangying Zhang
NCAR, USA

11:50

G3-321

Uncertainties in the Climate Mean State of Global Reanalyses, Observations, and a
Modern Climate Model....................................................................................................................34
Thomas Reichler, Junsu Kim
University of Utah, USA

12:10

G3-341A Comparative Study on the Dynamics of the Pacific-Japan (PJ) Teleconnection Pattern
as Revealed in Reanalysis Datasets .............................................................................................35
1
1,2
Yosuke Kosaka , Hisashi Nakamura
1
2
The University of Tokyo, Japan, Frontier Research Center for Global Change, Japan

12:30 - 14:00

Lunch

14:00

V3-351

Examination of Tropical Cyclogenesis using the High Temporal and Spatial Resolution
JRA-25 Dataset ...............................................................................................................................36
Masato Sugi
Meteorological Research Institute, Japan

14:30

G3-352Tropical Cyclones in Reanalysis – A Low-Frequency Perspective ............................................37
1
2
Mike Fiorino , Robert Hart
1
NOAA National Hurricane Center, USA, 2Florida State University, USA(15)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

14:50

G3-361

Trends in SST and Reanalysis 850 and 200 hPa Wind Data of Asian Summer Monsoon
Season during the Recent Six Decades........................................................................................38
Porathur V. Joseph, Sabin Thazhe Purayil
Cochin University of Science and Technology, India

15:10

G3-362Comparison of Long-term Downward Radiation Observations at Tateno with JRA-25 andERA-40 Data ....................................................................................................................................39
Nozomu Ohkawara, Yasuo Hirose
Japan Meteorological Agency, Japan

15:30 - 16:30

Poster and coffee break

16:30

G3-371Comparisons of Brewer-Dobson Circulations .............................................................................40
Toshiki Iwasaki1, Hisashi Hamada1, Kazuyuki Miyazaki2
1
Tohoku University, Japan, 2Japan Agency for Marine-Earth Science and Technology, Japan

16:50

G3-372

Interannual Variation of Spring Total Ozone and Winter Planetary-scale Wave Activity in
Re-analyses Data ............................................................................................................................41
Chiaki Kobayashi
Japan Meteorological Agency, Japan

17:10

G3-373

The Daily 3D Ozone Produced by CTM for JRA-25 ......................................................................42
1
1
1
1
1
Takashi Maki , Ayataka Ebita , Takahisa Ishimizu , Kazuhiko Nagata , Masaaki Ikegami ,1,2Toru Sasaki
1
Japan Meteorological Agency, Japan, 2Utsunomiya Local Meteorological Observatory, Japan

17:30

G3-381

Arctic Clouds and Radiative Fluxes in Large-scale Atmospheric Reanalyses .........................431
2
2John E. Walsh , William L. Chapman , Diane H. Portis
1
2
University of Alaska, USA, University of Illinois, USA

17:50

G3-391

Fresh Water Flux over Global Oceans in the NCEP CDAS, CDAS2, GDAS, GFS, and CFS .....44
1
1
1
2
3
P. Xie , J. E. Janowiak , M. Chen , C.-L. Shie , L. Chiu
1
NOAA Climate Prediction Center, USA, 2UMBC/Goddard Earth Sciences and Technology
3
Center, USA, GMU / Center for Earth Sciences and Space Research, USA(16)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Thursday, January 31
Data assimilation techniques for reanalysis including ocean and land
9:00

V4-401

Applying Advanced Data Assimilation Techniques to Real Atmospheric Models....................45
Andrew C. Lorenc
Met Office, UK

9:30

G4-411

Homogenization of the Global Radiosonde Temperature and Wind Dataset using
Innovation Statistics from Reanalyses .........................................................................................46
Leopold Haimberger, Christine Gruber, Stefan Sperka, Christine Tavolato
University of Vienna, Austria

9:50

G4-412

How Can We Gain A Climate Quality Reanalysis If We Are Dependent Upon Radiosonde
Data?................................................................................................................................................47
1
2
3
Peter W. Thorne , Steve Sherwood , John Lanzante
1
Met Office Hadley Centre, UK, 2Yale University, USA, 3National Oceanic and Atmospheric
Administration, USA

10:10 - 11:10

Poster and coffee break

11:10

V4-421

Atmosphere-Land Coupled Data Assimilation by Using Satellite Microwave Radiometers...........48
Toshio Koike, David Ndegwa Kuria
The University of Tokyo, Japan

11:40

G4-422

Reprocessing Long-term Satellite Data for Next Generation Reanalyses .................................49
Cheng-Zhi Zou
NOAA/NESDIS/Center for Satellite Applications and Research, NOAA Science Center, USA

12:00

G4-423Use of the SSU and AMSU-A Observations in Reanalyses.........................................................50
Shinya Kobayashi, Marco Matricardi, Dick Dee, Sakari Uppala
European Centre for Medium-Range Weather Forecasts, UK

12:20 - 14:00

Lunch

14:00

V4-431

Ensemble Kalman Filtering for Reanalysis ..................................................................................51
Eugenia Kalnay
University of Maryland, USA

14:30

G4-432

Ensemble Data Assimilation for Historical Reanalysis ...............................................................521
2
2
Jeffrey Whitaker , Gilbert Compo , Prashant Sardesmukh
1
2
NOAA Earth System Research Lab., USA, University of Colorado/CIRES, USA

14:50

G4-433Use of the Ensemble Kalman Filter in the GMAO Ocean Data Assimilation System................53
1,2
1
1,2
1,2
Christian L. Keppenne , Michele M. Rienecker , Robin Kovach , Jossy Jacob
1
2
NASA GSFC, USA, SAIC, USA(17)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

15:10

G4-434

GFDL's Coupled Ensemble Data Assimilation System, 1980-2006 Oceanic Reanalysis
and Its Impact on ENSO Forecasts ...............................................................................................54
Shaoqing Zhang, Anthorny Rosati, Metthew Harrison, Rich Gudgel
UCAR / GFDL / NOAA, Princeton University, USA

15:30 - 16:30

Poster and coffee break

16:30

V4-435Developments of a Local Ensemble Transform Kalman Filter at JMA.......................................55
Takemasa Miyoshi1, Yoshiaki Sato1,2, T. Kadowaki1, R. Sakai1, M. Yamaguchi1
1
Japan Meteorological Agency, Japan, 2NOAA, USA

17:00

G4-436

Particle Kalman Filtering for Data Assimilation in Meteorology and Oceanography ...............56
1
2
3
3
Ibrahim Hoteit , Dinh-Tuan Pham , George Triantafyllou , Gerasimo Korres
1
2
University of California at San Diego, USA, Université de Grenoble, France, 3Hellenic Centerof Marine research, Greece

17:20

G4-437

A Global 4D-Var Data Assimilation Experiment with a Fully Coupled GCM ..............................57
1
1,2
1
1
1
Nozomi Sugiura , Toshiyuki Awaji , Shuhei Masuda , Takashi Mochizuki , Takahiro Toyoda ,1
2
Hiromichi Igarashi , Yoichi Ishikawa
1
FRCGC, JAMSTEC, Japan, 2Kyoto University, Japan

17:40

G4-441Developments in Bias Correction for Reanalysis ........................................................................58
Dick Dee, Sakari Uppala, Shinya Kobayashi, Magnus Lindskog, Adrian Simmons
European Centre for Medium-Range Weather Forecasts, UK

18:00

G4-442

Uncertainties in SST and Sea Ice Analyses..................................................................................59
1
Nick Rayner , the other members of the GCOS SST & SI Working Group1
Met Office Hadley Centre, UK(18)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Friday, February 1
Future reanalysis
9:00

V5-511The 20th Century Reanalysis Project............................................................................................61
1,2
2
1,2
Gilbert P. Compo , Jeffrey S. Whitaker , Prashant D. Sardeshmukh
1
2
University of Colorado at Boulder, USA, NOAA, USA

9:30

G5-512

Arctic System Reanalysis ..............................................................................................................62
David H. Bromwich, Keith M. Hines
The Ohio State University, USA

9:50

G5-513

The New Reanalysis and Reforecasts of the NCEP Climate Forecast System (CFSRR)..........63
Suranjana Saha (*This paper will be presented by Robert Kistler on behalf of the authors.)
NWS/NOAA, USA

10:10

G5-514

GCOS/WCRP Working Group on Observational Data Sets for Reanalysis ...............................64
Russell S. Vose
National Climatic Data Center, USA

10:30 - 10:50

Short coffee break

10:50 - 12:40

Panel Discussion
Future Reanalysis and International Cooperation
Chair:
Prof. Michael Manton
Panelist: Dr. Adrian Simmons
Dr. Kevin TrenberthProf. Tetsuzo YasunariProf. Detlef Stammer

12:40 - 12:50

Adoption of Proposal

12:50 - 13:00

Closing(19)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Poster Presentations
Day 2 (Tuesday, January 29)
P2-01

Sensitivity Experiments of Initial Values Affection on Multi-schemes of Cululus
Convection Parameterization ........................................................................................................65
Guangbi He, Wenliang Gao
CMA, China

P2-03

Vertical Heating Rate Profiles Associated with MJO in JRA-25..................................................66
Tatsuya Motoyama
Japan Meteorological Agency, Japan

P2-04

Relationship between Surface Air Temperature in JRA-25 and Vegetation ..............................67
Hirotaka Kamahori, Tomoaki Ose, Kiyotoshi Takahashi, Masaru Chiba, Nobuo Yamazaki
Japan Meteorological Agency, Japan

P2-05

CANCELLED

P2-06

El-Niño, La-Niña, and Nile Flood....................................................................................................69
A. A. Abdalla
Egyptian Meteorological Authority Qoubry Al-Qouba Cairo, Egypt

P2-07

Statistical Model of Daily Variations of Total O3 over Europe: 1950-2004 .................................70
Janusz W. Krzyścin
Polish Academy of Sciences, Poland

P2-09

Collaborative Effect of a Cold Surge and Tropical Intraseasonal Variation on a Heavy
Rainfall in Central Vietnam ............................................................................................................71
1
2,3
Satoru Yokoi , Jun Matsumoto
1
Graduate School of Science, the University of Tokyo, Japan, 2Tokyo Metropolitan University,
3
Japan, Japan Agency for Marine-Earth Science and Technology, Japan

P2-10

Climatological Vertical Structure of Meridional Circulation over Asia and Africa in Boreal
Summer ...........................................................................................................................................72
Masaru Chiba, Kiyotoshi Takahashi, Nobuo Yamazaki, Hirotaka Kamahori
Japan Meteorological Agency, Japan

P2-11

The Analysis of Large Scale Atmospheric Circulation which Intensified the Baiu-front:a Case Study of "the extremely heavy rainfall in Japan, July 2006" ..........................................73
1
2
Yayoi Harada , Hiroaki Naoe
1
Japan Meteorological Agency, Japan, 2Meteorological Research Institute

P2-12

The Feature of Atmospheric Circulation in the Extremely Warm Winter 2006/2007 .................74
Hiroshi Hasegawa, Yayoi Harada, Hiroshi Nakamigawa, Atsushi Goto
Japan Meteorological Agency, Japan(20)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

P2-13

Momentum Budget Analysis of Zonal Mean Flow by Using Isentropic Representation of
EP-flux .............................................................................................................................................75
Masashi Ujiie
Japan Meteorological Agency, Japan

P2-14

The Abnormal Indian Summer Monsoon of 2002: JRA25 Reanalysis........................................76
1,2
1
1
Devaraj Rajan , Toshio Koike , Jun Matsumoto
1
2
University of Tokyo, Japan, NCMRWF, Ministry of Earth Sciences, India

P2-15

Recent Variation of the Atmospheric Branch of the Hydrological Cycle over the Yellow
River.................................................................................................................................................77
1
2
Akiyo Yatagai , Pingping Xie
1
Research Institute for Humanity and Nature, Japan, 2Climate Prediction Center, NOAA, USA

P2-17

Downscaling of ERA40-driven Regional Climate Model Precipitation .......................................78
1
2
1
Jonas Olsson , Cintia Uvo , Erik Kjellström
1
Swedish Meteorological and Hydrological Institute, Sweden, 2Lund University, Sweden

P2-18

Windstorms in ERA-40 ...................................................................................................................79
Per Kållberg
Swedish Meteorological and Hydrological Institute, Sweden

P2-21

Reproducibility of Precipitation Variability over the Gulf of Guinea and the Western
Sahel Associated with "Realistic" Subsurface Soil Moisture Prescriptions .............................80
1,2,3
2
2
4
5
Tomohito J. Yamada , Shinjiro Kanae , Taikan Oki , Yukiko Hirabayashi , Takeshi Enomoto ,555Akira Yoshida , Nobumasa Komori , Wataru Ohfuchi
1
NASA Goddard Space Flight Center, USA, 2University of Tokyo, Japan, 3Japan Society for the45Promotion of Science (PD), Japan, University of Yamanashi, Japan, Japan Agency for
Marine-Earth Science and Technology, Japan

P2-22

A Regional Climate Simulation over Japan Nested with JRA-25................................................81
Kazuyo Murazaki, Kazuo Kurihara, Hidetaka Sasaki, Izuru Takayabu, Takao Uchiyama
Meteorological Research Institute, Japan

P2-23

Verification of the ECHAM4.5 Global Model Skill for the October to December Rainfall
Season over Uganda ......................................................................................................................82
Deus Bamanya
Uganda Meteorological Department, Uganda

P2-25This paper has been changed to ORAL presentation (G2-342)

P2-26

Using Reanalysis SST Data for Establishing Extreme Drought and Rain Predicting
Schemes in the Southern Central Vietnam...................................................................................841
1
2
Nguyen Duc Hau , Nguyen Thi Minh Phuong , Le Tu Anh
1
National Center For Hydrometeorological Forecast, Viet Nam, 2National HydroMeteorological
Service, Viet Nam(21)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

P2-27

Sensitivity of Long-Range Forecast Skill Score to Verification Data .........................................85
Yukiko Naruse, Shuhei Maeda
Japan Meteorological Agency, Japan

P2-28

Use of NCEP Reanalysis in Forecasting of Monsoon Rainfall at Long-range and HighSpatial Resolution...........................................................................................................................86
Krushna C Gouda, Prasant Goswami
CSIR Centre for Mathematical Modelling and Computer Simulation, India

P2-29

Effect of Ocean Boundary Conditions on South America Rainfall Seasonal Prediction ..........87
1

Caio A. S. Coelho , Magdalena Balmaseda 2
2
CPTEC, INPE, Brazil, ECMWF, UK

1

P2-30

Non-Gaussianity of an Idealized El Niño Model ...........................................................................88
Atsuyoshi Manda
Nagasaki University, Japan

P2-31

Seasonal Rainfall Prediction Based on Data Assimilation-Nigeria Experience ........................89
1
2
2
2
Juddy N. Okpara , Anthony C. Anuforom , Nnadozie O. Nnoli , Kolawole S. Muyiolu
1
Indian Institute of Technology, Roorkee, India, 2Nigerian Meteorological Agency, Nigeria

P2-33

Applicability of Reanalysis Information for Agricultural Planning in Nigeria............................90
Micheal O. Okwara, Ishiaku Ishiaku, Juddy N. Okpara, Jasper Nkemakolam
Regional Meteorological Research and Training Institute, Nigeria

P2-34

Seasonal Forecast of Nile Flood by Using Sea Surface Temperature and Indian Summer
Monsoon..........................................................................................................................................91
M. A. A. Dawod
Meteorological Authority of Egypt, Egypt

P2-35

The Hadley Centre Global Ocean Analysis (HadGOA) ................................................................92
1
1
2
3
1
Matt Palmer , Tara Ansell , Keith Haines , Simon Tett , Nick Rayner
1
2
Met Office Hadley Centre, UK, NERC Environmental Systems Science Centre, University of3
Reading, UK, School of Geosciences, University of Edinburgh, UK

P2-36

A Preliminary Look at Water Vapor and Hydrometeor Structure in the NASA GEOS-5
Data Assimilation System ..............................................................................................................931
2
2Franklin Robertson , Julio Bacmeister , Michael Bosilovich
12
NASA/MSFC, USA, GSFC/NASA, USA(22)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Day 3 (Wednesday, January 30)
P3-01

Global Simulation of Stable Water Isotope Circulation Using Iso-GSM and Spectrum Nudging.......94
1,2
1
2
1
Kei Yoshimura , Masao Kanamitsu , Taikan Oki , John Roads
1
Scripps Institution of Oceanography, University of California, USA, 2Institute of Industrial
Science, The University of Tokyo, Japan

P3-03

Wintertime Wind Stress Curl Field in the North Atlantic and Their Relation to
Atmospheric Teleconnection Patterns .........................................................................................95
Shusaku Sugimoto, Kimio Hanawa
Tohoku University, Japan

P3-04

Dynamical Ocean State during 1990-2006, Estimated from a 4 Dimensional Variational
Data Assimilation............................................................................................................................96
1
1,2
1
1
1
Shuhei Masuda , Toshiyuki Awaji , Nozomi Sugiura , Takahiro Toyoda , Hiromichi Igarashi
1
Frontier Research Center for Global Change, JMSTEC, Japan, 2Kyoto University, Japan

P3-05

A Discrepancy between Observed and OGCM-simulated Trends in Recent SSTs of the
Indian Ocean: Apparent Trends in Atmospheric Reanalysis Data .............................................97
Goro Yamanaka
Meteorological Research Institute, Japan

P3-06

New Ocean Data Assimilation System for Monitoring ENSO at Japan Meteorological Agency.....98
Taizo Soga, Ichiro Ishikawa, Satoshi Matsumoto, Yosuke Fujii, Tamaki Yasuda
Japan Meteorological Agency, Japan

P3-07

Global Ocean Monitoring: A Synthesis of NCEP’s Atmospheric and Oceanic Analysis..........99
Yan Xue
NCEP/NOAA, USA

P3-08

Design and Validation of an Offline Oceanic Tracer Transport Model using Reanalysis
Ocean Currents .............................................................................................................................1001
1
2Vinu Valsala , Shamil Maksyutov , Motoyoshi Ikeda
1
CGER, National Institute for Environmental Studies, Japan, 2Graduate School ofEnvironmental Sciences, Hokkaido University, Japan

P3-09

Decadal Changes in the 50-Year GECCO Ocean Synthesis......................................................101
Armin Köhl, Detlef Stammer
Institution of Oceanography, Germany

P3-11

Southwest and Northeast Monsoon Season of India During 2004 as Seen by JRA25 andthe General Circulation Model ‘T80’ ............................................................................................102
1,2
1
1
Devaraj Rajan , Toshio Koike , Kenji Taniguchi
1
2
University of Tokyo, Japan, NCMRWF, Ministry of Earth Sciences, India

P3-12

Onset of Southwest Monsoon over Pakistan (Reanalysis data)...............................................103
Naeem ShahPakistan Meteorological Department, Pakistan

P3-14

Reanalysis Application to Estimate the Variability of the South America Monsoon ..............1041
1,2
Ana Elizabethe da Silva , Leila M. Véspoli de Carvalho
1
2
University of Sao Paulo, Brazil, Institute for Computational Earth System Science, UCSB, USA(23)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

P3-15

I-NCEP: Evaluation of (Interpolated) NCEP Reanalysis Rainfall against High-Resolution
Observations.................................................................................................................................105
K. V. Ramesh, P. Goswami
CSIR Centre for Mathematical Modelling and Computer Simulation, India

P3-16

EAM Precipitation and Subtropical High Characteristics of Multi-Reanalysis Data Sets.......106
Bing Zhou
NMC/CMA, China

P3-17Intercomparison of Atmospheric Water Balance over Indian Monsoon Region Using
Major Reanalysis Datasets...........................................................................................................107
1
2
Prasanna Venkatraman , Tetsuzo Yasunari
1
Graduate School of Environmental Studies, Nagoya University, Japan, 2Hydrospheric
Atmospheric Research Center, Nagoya University, Japan

P3-18

Comparison of Local Precipitation–SST Relationship among Four Reanalysis Datasets .....108
Osamu Arakawa, Akio Kitoh
Meteorological Research Institute, Japan

P3-19

Evaluation of East Asian Summer Monsoon Precipitation in Reanalyses ..............................109
Shoji Kusunoki, Osamu Arakawa
Meteorological Research Institute, Japan

P3-21

South America Regional Reanalysis: A Pilot Project ................................................................1101
1
1
2
Dirceu L. Herdies , José A. Aravéquia , Luis F. Sapucci , Luis Gustavo G. de Gonçalves
1
2
CPTEC/INPE, Brazil, GSFC/NASA, USA

P3-22

Discrepancy of Surface Wind System between GAME Reanalysis and in-situ
Observations in the Central Tibetan Plateau during 1998 Monsoon Season ..........................111
Saneyuki Takano, Ken’ichi Ueno
Graduate School of Life and Environmental Sciences, Univ. Tsukuba, Japan

P3-23

Evaluation of Net Precipitation in Reanalysis Data: the Arctic Ocean, Antarctica, Amur
River Basin and Ice Cap on Mt. Wrangell ...................................................................................112
1
1
2
1
Kazuhiro Oshima , Yoshihiro Tachibana , Teppei J. Yasunari , Koji Yamazaki
1
Hokkaido University, Japan, 2Institute of Observational Research for Global Change, Japan
Agency for Marine-Earth Science and Technology, Japan

P3-24

Intraseasonal and Interannual Variability of the Indian Summer Monsoon in the JRA25
and NCEP-II Global Reanalysis Datasets....................................................................................113
Sarat C. Kar, A. K. Bohra
National Centre for Medium Range Weather Forecasting, India

P3-25

Evaluation of Three Precipitation Products on Ecuadorian Coast...........................................114
Jonathan Cedeño, M. Pilar Cornejo-Grunauer
Escuela Superior Politécnica del Litoral, Ecuador

P3-26

Impact of Biases of Water Vapor in Reanalysis on Rainfall over the Southeast Asian
Monsoon - Regional Climate Model Downscaling - ...................................................................115
Hiroshi G. Takahashi, Takao Yoshikane
FRCGC, JAMSTEC, Japan(24)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

P3-27

Intense Precipitation Events in the Reanalysis Datasets..........................................................116
Kiyotoshi Takahashi, Nobuo Yamazaki, Masaru Chiba, Hirotaka Kamahori
Japan Meteorological Agency, Japan

P3-28

Results of Studies on Climate Change in Mongolia Using Re-analysis Data ..........................117
Bayasgalan Gerelchuluun, Natsagdorj Luvsan, Gomboluudev Purev
Insitiute of Meteorology and Hydrology, Mongolia

P3-29

Comparison of Seasonal Cycles of Land Surface Hydrological Processes between
JRA-25 and GANAL ......................................................................................................................118
Toshiyuki Nakaegawa
MRI, Japan

P3-30

Evaluation of the GEOS5 Reanalysis System with CEOP Station Observations andMulti-model Analysis ....................................................................................................................119
1
2
3
4
Michael Bosilovich , David Mocko , John O. Roads , Alan K. Betts
1
2
3
GSFC/NASA, USA, SAIC, GSFC/NASA, USA, Scripps Institute of Oceanography, USA,
4
Atmospheric Research, USA

P3-31

Determining Biases in Hadley Circulation Reanalyses Using Independent Aircraft
Observations.................................................................................................................................120
Joel Tenenbaum, L. Rukhovets
SUNY Purchase, USA

P3-32

Comparison of Monthly Mean Temperature between the Observational Data and the
Reanalysis Data ............................................................................................................................121
Hidehiko Isobe, Yoshikazu Fukuda, Kengo Miyaoka, Akiko Matsuda
Japan Meteorological Agency, Japan

P3-33

Verification of JRA-25 Land Surface with CEOP Data ...............................................................122
Tomoaki Ose, Hirotaka Kamahori
JMA, Japan

P3-34

Validation of JRA-JCDAS LDA and GRiveT Terrestrial Water Storage Model Using
GRACE Satellite Gravity Data ......................................................................................................123
1
2
1
1
Keiko Yamamoto , Tosiyuki Nakaegawa , Takashi Hasegawa , Yoichi Fukuda ,3
Makoto Taniguchi
1
Graduate School of Science, Kyoto University, Japan, 2Meteorological Research Institute,
3
Japan, Research Institute of Humanity and Nature, Japan

P3-35

Discrepancy of Mass Transport between the Northern and Southern Hemispheres
among the ERA-40, NCEP/NCAR, NCEP-DOE AMIP-2 and JRA-25 Reanalysis.......................124
1,2
1,2
Jianping Li , Yufei Zhao
1
LASG, Institute of Atmospheric Physics, Chinese Academy of Sciences, China, 2Lanzhou
University, China

P3-36

Testing the HadISST2 Analysis in an Ideal World......................................................................125
1
1
1
2
Nick Rayner , Jen Hardwick , John Kennedy , Simon Tett
1
Met Office Hadley Centre, UK, 2School of Geosciences, University of Edinburgh, UK(25)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

Day 4 (Thursday, January 31)
P4-01

Synoptic Conditions Leading to Nile Floods..............................................................................126
A. A. Abdalla
Egyptian Meteorological Authority, Qoubry Al-Qouba, Cairo, Egypt

P4-02

The ENSO Effect on the Temporal and Spatial Distribution of Global Lightning Activity......1271
2
1
1Themis G. Chronis , Steven J. Goodman , Daneil Cecil , Dennis Buecheler
1NASA-MSFC, USA, 2NOAA-NESDIS, USA

P4-03

Evaluating IPCC AR4 Coupled Models with NCEP/NCAR Data: Asian Monsoon Domain .....128
Sudhir Sabade, Ramesh Kripalani, Ashwini Kulkarni
Indian Institute of Tropical Meteorology, India

P4-05

Comparison of Reanalysis Datasets as Forcing Data of Global Terrestrial Ecosystem
Model .............................................................................................................................................129
1,2
Akihiko Ito
1
National Institute for Environmental Studies, Japan, 2Frontier Research Center for Global
Change, Japan

P4-06

Comparative Study of Recreation Conditions over European Seaside Resorts Using
Different Re-analysis Outputs .....................................................................................................130
Alexander Polonsky, Elena VoskresenskayaMarine Hydrophysical Institute of Ukrainian Academy of Sciences, Ukraine

P4-08

Current Status of Climate Monitoring and Seasonal Prediction in Lao PDR...........................131
Vanhdy Douangmala
Bane Arkarth, Lao PDR

P4-11

Synoptic Features Associated with Heavy Rainfall over Malaysia, December 2006...............132
1
2
1
1,2
Hiroshi G. Takahashi , Hatsuki Fujinami , Yoshiki Fukutomi , Tetsuzo Yasunari
1
2
FRCGC, JAMSTEC, Japan, HyARC, Nagoya University, Japan

P4-12

Intercomparison of Horizontal Wind Speed Components from NCEP/NCAR-Reanalysis
and NCEP-DOE Reanalysis II.......................................................................................................133
1,2
Jörg Winterfeldt
12Institute for Coastal Research, GKSS Research Center, Germany, IMPRS-ESM, Max Planck
Institute for Meteorology, Germany

P4-13

Atmospheric Circulation Influenced by the Oceanic Subtropical Front in the North
Pacific ............................................................................................................................................134
1
2
1
3
Fumiaki Kobashi , Shang-Ping Xie , Naoto Iwasaka , Takashi T. Sakamoto
1
2
Tokyo University of Marine Science and Technology, Japan, University of Hawaii, USA,
3
Japan Agency for Marine-Earth Science and Technology, Japan

P4-14

Impact of Wind Profile Retrievals on the Analysis of Tropical Cyclones in the JRA-25
Reanalysis .....................................................................................................................................1351
2
3
4
Hiroaki Hatsushika , Junichi Tsutsui , Michael Fiorino , Kazutoshi Onogi
1
Toyama Prefectural Environmental Science Research Center, Japan, 2Central ResearchInstitute of Electric Power Industry, Japan, 3NOAA, USA, 4Japan Meteorological Agency, Japan(26)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 2008

P4-15

Uncertainties in the Analyzed Large-scale Features in a Global Data Assimilation System
Due to Different Convective Parameterization Scheme ............................................................136
1
1
1
1
1
Song-You Hong , Jung-Eun Kim , Hoon Park , Jiwoo Lee , Myung-Seo Koo ,2
2
Seung-On Hwang , Byung-Kwon Park
1
Yonsei University, Korea, 2KMA, Korea

P4-18

Lower Stratospheric Polar Temperatures in Re-analyses, and Their TroposphericPrecursors.....................................................................................................................................137
1
2
3
Yvan J. Orsolini , Alex Karpechko , Grigory Nikulin
12
Norwegian Institute for Air Research, Norway, Finnish Meteorological Institute, Finland,
3
Laboratoire de Meteorologie Dynamique, France

P4-19

Climatology and Interannual Variability of Upward and Downward Propagation of
Rossby Wave Activity Across the Tropopause..........................................................................138
Kazuaki Nishii, Hisashi Nakamura
University of Tokyo, Japan

P4-20

Using Wind and Temperature Fields to Study Dehydration Mechanisms in the TropicalTropopause Layer.........................................................................................................................139
Jasna Pittman, Timothy Miller, Franklin Robertson
NASA Marshall Space Flight Center, USA

P4-21

Surface Heat Fluxes from the NCEP/NCAR and NCEP/DOE Reanalyses at the KEO Buoy
Site .................................................................................................................................................1401
1
2
3
Masahisa Kubota , Noriyasu Iwabe , Meghan F. Cronin , Hiroyuki Tomita
123Tokai University, Japan, NOAA, USA, Institute of Observational Research for Global Change,
Japan Agency for Marine and Earth Science Technology, Japan

P4-22

Retrieval of Air Specific Humidity over Oceans from AMSR-E Measurements.......................141
Tsutomu Hihara, Masahisa Kubota, Tsuyoshi Watabe
Tokai University, Japan

P4-24

Characteristics of the JRA-25 Dataset from the Viewpoint of Global Energetics ...................142
1
2
Yasushi Watarai , Hiroshi L. Tanaka
1
2
Rissho University, Japan, University of Tsukuba, Japan

P4-25

Temperature Differences between ERA-40 and NCEP-NCAR Reanalysis Data andRadiosonde Data over Southern South America .......................................................................143
1,2
2
Maximiliano Viale , Adriana E. Fernandez
1
IANIGLA, CONICET, Argentina, 2CIMA, CONICET, Argentina

P4-26Inter-comparison of Historical Sea Surface Temperature Datasets .........................................144
1
2
Sayaka Yasunaka , Kimio Hanawa
1
2
University of Tokyo, Japan, Graduate School of Science, Tohoku University, Japan

P4-27

Development of a 3DVAR Ocean Data Assimilation System for the South China Sea...........145
1,2
2
3
3
Xianjun Xiao , Dongxiao Wang , Jiang Zhu , Changxiang Yan
1
2
Beijing Climate Centre, China, South China Sea Institute, Chinese Academy of Sceince,
3
China, Institute of Atmospheric Physics, Chinese Academy of Sciences, China

P4-28

A Regional Ocean Data Assimilation System: Benefit to Meteorology and Fisheries............146
1
1
1
2
Naoki Hirose , Jong-Hwan Yoon , Masaru Yamamoto , Kazutaka Miyahara(27)

Third WCRP International Conference on Reanalysis - 28 January to 1 February, 20081

Research Institute For Applied Mechanics, Kyushu University, Japan, 2Hyogo Tajima Fisheries
Technology Institute, Japan

P4-29

Optimal Spectral Decomposition (OSD) for Reanalysis of Noisy and Sparse Ocean Data ....147
1
2
3Peter C. Chu , Charles Sun , Leonid M. Ivanov
1
2
Naval Postgraduate School, USA, NOAA/NODC, USA, 3Naval Postgraduate School, USA

P4-30

Coupled Ocean and Atmosphere Analysis by Assimilating Ocean Observation Data to a
Coupled Model ..............................................................................................................................148
Yosuke Fujii, Tamaki Yasuda, Toshiyuki Nakaegawa, Masafumi Kamachi
MRI, Japan

P4-31

Development of a Chemical Data Assimilation System Using a Local Ensemble
Transformed Kalman Filter ..........................................................................................................149
1
1,2
Kazuyuki Miyazaki , Kengo Sudo
1
Japan Agency for Marin-Earth Science and Technology, Japan, 2Nagoya University, Japan

P4-32

State Estimation of Ocean and Atmosphere by the Ensemble Kalman Filter andSmoother .......................................................................................................................................150
1,2
1,2
3
4
Genta Ueno , Tomoyuki Higuchi , Takashi Kagimoto , Naoki Hirose
1
2
The Institute of Statistical Mathematics, ROIS, Japan, Japan Science and Technology
34Agency, Japan, Frontier Research Center for Global Change / JAMSTEC, Japan, ResearchInstitute for Applied Mechanics, Kyushu University, Japan

P4-33

An Eddy-Permitting 4DVAR Assimilation System for the State Estimation of the Tropical
Pacific ............................................................................................................................................151
1
2
2
3
3
Ibrahim Hoteit , Bruce Cornuelle , Patrick Heimbach , Armin Koehl , Detlef Stammer
1
2
University of California at San Diego, USA, Massachusetts Institute of Technology, USA,
3
University of Hamburg, Germany

P4-34

Calibrating and Evaluating Reanalysis Surface Temperature Error by Topographic
Correction......................................................................................................................................152
Tianbao Zhao, Weidong Guo, Congbin Fu
Key Laboratory of Regional Climate - Environment Research for Temperate East Asia, Instituteof Atmospheric Physics, Chinese Academy of Sciences, China

P4-35

Implementation of Sequential Bias Estimation and Correction in GEOS5DAS.......................153
Banglin Zhang, Ricardo Todling, Jing Guo
Global Modeling and Assimilation Office, USA

P4-36

Next Generation Satellite SST Datasets and Archives for Reanalysis.....................................154
Kenneth S. Casey (*This paper will be presented by Nick Rayner on behalf of the author.)
NOAA National Oceanographic Data Center, USA(28)