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HOME > Outreach > Meetings > 29th Annual Climate Diagnostics Workshop Presentations
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Program for the 29th Annual Climate Diagnostics & Prediction Workshop
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Monona Terrace Convention Center
Madison, Wisconsin
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Monday, October 18, 2004
7:15 – 8:15 Registration and Poster Set-up
8:15 – 8:45 Welcome & Opening Remarks
Climate Prediction Center (CPC)/National Centers for Environmental
Prediction/NWS
James D. Laver, Director, CPC
University of Wisconsin
John A. Young, Professor, Atmospheric & Oceanic Sciences, U. Wisconsin
National Centers for Environmental Prediction/NWS
Louis Uccellini, Director, NCEP
Celebrating the Climate Prediction Center's 25th Anniversary: Current NCEP Climate
Products
SESSION 1: Recent Climate Anomalies & MJO
Chair: Vern Kousky (5 min. topic introduction)
8:45- 9:15 An overview of recent Climate anomalies
Gerry Bell
9:15-10:30 POSTER SESSION 1: RECENT CLIMATE ANOMALIES, CLIMATE FORECAST SYSTEM & PREDICTIBILITY
P1.1 Cool summer over Japan in 2003 -- from the viewpoint of summer
following the 2002/03 El-Niño event
Hirokazu Endo
P1.2 Recent West African Hydrologic Anomalies in the NCEP CFS
Wassila M. Thiaw and Kingtse C. Mo
P1.3 NCEP CFS Retrospective Forecast Data: Description and Availability in the NCEP Climate Server
Catherine Thiaw
P1.4 The European Heatwave of 2003: A Modeling Study Using the NSIPP-1 AGCM.
P. Pegion, S. Schubert, R. Koster, M.Suarez, R. Reichle and P. Liu
P1.5 The SST bias in the tropical Pacific in NCEP coupled forecast system model (CFS03)
Wanqiu Wang
P1.6 Evaluation of the downstream weather impacts associated with atmospheric blocking over the Northeast Pacific in the CFS and AMIP model simulations
Marco L. Carrera, Natalie Gaggini, and R. Wayne Higgins
P1.7 The Best Analyzed Air-Sea Fluxes for Seasonal Forecasting
Glenn White, Wan-Qui Wang, Suranjana Saha, Sudhir Nadiga and Hua-Lu Pan
P1.8 Simulation of the tropical air-sea coupled systems in the new NCEP coupled forecast system
Jiande Wang, Sudhir Nadiga and David Behringer
P1.9 Withdrawn
P1.10 Evaluation of ENSO prediction and its impact on US surface climate
using NCEP/CFS retrospective seasonal forecasts
Augustin Vintzileos and Jae-Kyung E. Schemm
P1.11 Application of the University of Wisconsin Nonhydrostatic Modeling System
(UWNMS) to large scale interaction between Northern and Southern hemispheres
Marek Rogal, Matthew H. Hitchman, Marcus L. Buker, and J. Gregory
P1.12 Attempts in Reducing Velocity Errors in the Global Ocean Data Assimilation System at NCEP
Yan Xue and David Behringer
P1.13 Predictability of Three Dynamical Components of Tropical SSTs
Cecile Penland and Ludmila Matrosova
P1.14 Assessing seasonal ocean-atmosphere interaction in the midlatitude North Pacific
Dong Eun Lee and Zhengyu Lee
P1.15 Recent Evolution of the ENSO cycle
Vern Kousky
P1.16 Improvements of the Geostationary Operational Environmental Satellites GOES)R series for climate applications
Timothy J. Schmit, W. P. Menzel, James J. Gurka, Elaine M. Prins, Mathew M. Gunshor, Jun Li
P1.17 Breeding and SLAF ensemble schemes for the NCEP-CFS03 coupled ocean-atmosphere model
Malaquías Peña and Zoltan Toth
P1.18 Northern Hemispheric Storm tracks in the NOAA/NCEP GFS and CFS Models:
Climatology, Interannual Variability, and Extreme Events
Timothy Eichler and Wayne Higgins
P1.19 The recent "recovery" of the rains in the West African Sahel.
Sharon Nicholson
P1.20 Analysis of subseasonal to decadal variability in a coupled general
circulation model
S. Miller, R. Nieto-Ferriera, M. Rienecker, S. Schubert, M. Suarez, P. Pegion
P1.21 An Update on the North American Monsoon Experiment (NAME)
Wayne Higgins, Marco Carrera, Tim Eichler and the NAME SWG
P1.22 The 2003/04 Stratospheric Warming Event: Its Evolution and Impact upon the Troposphere
Craig Long, M. Gelman, S. Zhou, A. J. Miller, W. Higgins, H.K. Kim
P1.23 Review of the 2003 Antarctic Ozone Hole and an up-to-date look at the 2004 Ozone Hole
Craig Long, S. Zhou, R. Nagatani, A. J. Miller
P1.24 The 2004 North Atlantic and East Pacific Hurricane Season: Summary and NOAA Outlooks
Muthuvel Chelliah, Gerry Bell and Kingste Mo
P1.25 Activity of the Madden-Julian oscillation and other coherent tropical modes during 2003-04
Klaus Weickmann and Edward Berry
P1.26 The Asian-Australian Monsoon in 2003-04
Song Yang and Soo-Hyun Yoo
P1.27 The NOAA Climate Testbed
Wayne Higgins and Hua-Lu Pan
P1.28 Assessment of the 2003-04 African Rainfall
Wassila Thiaw
SESSION 2: PREDICTABILITY
Chair: John Young (5 min. topic introduction)
10:35-11:05 Potential Predictability of Drought and Pluvial Conditions Over the
Central United States on Interannual to Decadal Time Scales
Siegfreid Schubert, M. Suarez, P. Pegion, R. Koster and J. Bacmeister
11:05-11:35 Practical prediction skill and theoretical predictability in the Coupled
Forecast System
Huug van den Dool and S. Saha
11:35-12:05 Storm track predictability on seasonal to decadal scales
Gilbert Compo and P. Sardeshmukh
12:05-1:30 LUNCH (on own)
SESSION 2: PREDICTABILITY (continued)
Chair: John Young
1:35-2:05 Atmospheric response to the changes of ocean circulation
Lixin Wu and Z. Liu
2:05-2:35 Global occurrences of extreme precipitation and MJO: Observations and predictability
Charles Jones, D. Waliser, W.Stern
2:35-3:05 BREAK
SESSION 3: THE NEW NCEP CLIMATE FORECAST SYSTEM (CFS)
Chair: Hua-Lu Pan (5 min. topic introduction)
3:05-3:35 Validation of the NCEP global coupled ocean-atmosphere model (CFS)
Suranjana Saha
3:35-4:05 The forecast skill and predictability of DJF seasonal climate as seen from the NCEP CFS 24-year hindcasts
Peitao Peng, Q. Zhang, A. Kumar, H. van den Dool, W. Wang and S. Saha
4:05-4:35 Dynamical forecasts of atmospheric conditions associated with North Atlantic hurricane activity by
the Coupled Forecast System at NCEP
Muthuvel Chelliah and S. Saha
4:35-5:05 An analysis of ocean retrospective forecasts from the new NCEP Global Forecast System
Sudhir Nadiga, J. Wang and D. Behringer
5:05-5:35 The NCEP operational Climate Forecast System: configuration, product, and plan for the future
Hua-Lu Pan
5:35-7:30 ICE BREAKER RECEPTION & CASH BAR - Refreshments Hosted
by the University of Wisconsin
Dept. of Atmospheric and Oceanic
Sciences
Tuesday, October 19, 2004
7:15-8:00 POSTER SET-UP
SESSION 4: CLIMATE APPLICATIONS OF SATELLITE INFORMATION
Chair: Phil Arkin (5 min. topic introduction)
8:05-8:35 Using 22 years of HIRS observations to infer global cloud cover
Paul Menzel, D. Wylie, D. Jackson and J. Bates
8:35-9:05 Operational climate monitoring from space: the Satellite Application Facility on Climate Monitoring (CM-SAF)
Jörg Schulz and the CM-SAF partners
9:05-10:30 POSTER SESSION 2: SATELLITE REGIONAL & LONG-TERM CLIMATE STUDIES
P2.1 About changes of cloudiness vertical macrostructure before, during and after falling precipitation.
Irina Chernykh and Oleg Alduchov
P2.2 An Analysis of the National Climatic Data Center Thirty-Year Temperature Normals
Larry Brown
P2.3 Spread of Boundary Conditions on Regional Seasonal Forecast
Hann-Ming Henry Juang and Jun Wang
P2.4 Variations of Climate Parameters in the Middle Atmosphere from HALOE
Ellis Remsberg
P2.5 Towards an Optimal Merging of Satellite Data Sets
Jörg Schulz and Ralf Lindau
P2.6 Preliminary Results from the New AVHRR Pathfinder Atmospheres Extended
(PATMOS-x)
Andrew Heidinger and, Michael Pavolonis
P2.7 Regional Climate Modeling - Big Brother Experiment
Deborah Herceg, Adam Sobel, Liqiang Sun and Steve Zebiak
P2.8 GOES/POES Satellite Intercalibration: Essential for climate studies.
Mathew M. Gunshor, Timothy J. Schmit, W. P. Menzel and David Tobin
P2.9 Rainfall Variability in the Tropical Atlantic Region
Guojun Gu, Robert F. Adler and Andrew J. Negri
P2.10 Global climate response induced by aerosol radiative forcing
M. K Kim, K. M. Lau, K. M. Kim, Y. C. Sud, G. K. Walker, and M. Chin
P2.11 Cloud-Aerosol Interaction over Southeast Asia and its Impact on the Onset of the East Asian Summer Monsoon
Kyu-Myong Kim, William K.-M. Lau, N. Christina Hsu, Si-Chee Tsay
P2.12 The variations of upper-air temperature in the last decade of the 20th century – beginning of 21st century.
Alexander Sterin
P2.13 Analyses of precipitation variability during 1979-present: a perspective from satellites
John Janowiak, Pingping Xie, Robert Joyce, Mingyue Chen, Yelena Yarosh
P2.14 Changing Arctic Climate and Cloud Feedback Effect
Xuanji Wang and Jeffrey R. Key
P2.15 GOES Cloud Products and Cloud Studies
Anthony J. Schreiner, Timothy J. Schmit, W. Paul Menzel, Jun Li, James A. Jung, Steven A. Ackerman, Wayne F. Feltz and Robert M. Aune
P2.16 Preliminary Trends in Cloudiness from the New AVHRR Pathfinder
Atmospheres Extended (PATMOS-x) Data Set
Michael J. Pavolonis and Andrew K. Heidinger
P2.17 Correlations between Monthly Mean Values of Cloudiness Vertical Macrostructure Parameters and Precipitation Amount
Oleg A. Alduchov and Irina V. Chernykh
P2.18 Global Warming Experiments for IPCC AR4 by MRI-CGCM2.3
Takao Uchiyama
P2.19 Withdrawn
P2.20 Response of marine ecosystem changes to
interannual-to-decadal climate variations in the northern oceans
Arne Winguth
P2.21 Is global warming injecting randomness into the climate system?
A. A. Tsonis
P2.22 Observed Trends in South American Precipitation
Brant Liebmann, Carolina S. Vera, Leila M.V. Carvalho, Ines A. Camilloni,
Martin P. Hoerling, Dave Allured and Vicente R. Barros
P2.23 An Analysis of Weighting Schemes Using Climate Indices for Seasonal Volume Forecasts Produced From The Ensemble Streamflow Prediction System of the National Weather Service
Kevin Werner, David Brandon, Martyn Clark and Subhrendu Gangopadhyay
P2.24 Prediction of summertime temperatures over the western United States
Eric Alfaro, Alexander Gershunov and Dan Cayan
P2.25 An Analysis of Snow Simulations in a Regional Climate Model with an Advanced Snow Scheme
Jiming Jin and Norman L. Miller
P2.26 Diurnal Cycle of California Climate from Regional Downscaling
Hideki Kanamaru and Masao Kanamitsu
P2.27 Potential Roles of Hyperspectral IR Sensors for Climate Change Detection
Hsiao-hua Burke and Bill Snow
P2.28 Great Lakes Ice Season: A Brief Climatological Overview
Will Kubina and Raymond Assel
P2.29 Interannual
Variability of Surface Longwave Radiation over the African Continent as Derived
from AVHRR. Kristopher
Karnauskas
SESSION 4 (continued) : CLIMATE APPLICATIONS OF SATELLITE INFORMATION
Chair: Phil Arkin
10:30-11:00 The diurnal cycle of precipitation over the Americas based on CMORPH
Vern Kousky, J. Janowiak and R. Joyce
11:00-11:30 Satellite thermal emission spectra can provide a key record for monitoring and diagnosing climate
Henry Revercomb, J. Anderson, J. Rice, D. Tobin, R. Knuteson and F. Best
11:30-1:00 Luncheon on Grand Terrace. Hosted by the University
of Wisconsin Dept. of Atmospheric and Oceanic Sciences
SESSION 5: VARIABILITY IN THE CENTRAL UNITED STATES
Chair: Dan Vimont (5 min. topic introduction)
1:05-1:35 Impact of precipitation observations on regional climate simulations
Anna Nunes, J. Roads, M. Kanamitsu and P. Arkin
1:35-2:05 Warm season rainfall variability over the U.S. Great Plains in observations, NCEP and ERA-40 reanalyses and NCAR and NASA AMIP simulations: intercomparisons for NAME
Ruiz-Barradas and S. Nigam
2:05-2:35 Diagnosing the effect of ENSO and PDO teleconnections on North America summer climate with the Regional Atmospheric Modeling System (RAMS)
Christopher Castro and R. Pielke
2:35-3:05 Regional climate simulations of summer precipitation over the U.S. and Mexico
Kingtse Mo, J. Schemm, Y. Song and W. Higgins
3:05-3:30 BREAK
SESSION 6: LONG-TERM VARIATIONS
Chair: Cecile Penland (5 min. topic introduction)
3:35-4:05 Simulated and observed pre-industrial to modern vegetation and climate changes
M. Notaro, Z. Liu, R. Gallimore, S. Vavrus and J. Kutzbach
4:05-4:35 Long-term trend of global land precipitation: uncertainties in gauge-based analyses
Mingyue Chen, P. Xie, J. Janowiak and P. Arkin
4:35-5:05 Variability and forcing of anomalous Western Hemisphere warm pools
David Enfield, S. Lee and C. Wang
5:05-5:35 Precipitation extremes during 1895-2003 in the continental United States
Ken Kunkel
Wednesday, October 20, 2004
7:15-8:00 POSTER SET-UP
SESSION 7: RESULTS FROM NAME 04 (North American Monsoon Experiment)
Chair: Kingste Mo (5 min. topic introduction)
8:05-8:35 An Update on the North American Monsoon Experiment (NAME)
Wayne Higgins, Marco Carrera, Tim Eichler and the NAME SWG
8:35-9:05 Preliminary results of the NCAR ISS deployment in NAME
Richard Johnson and P. Ciesielski
9:05-10:30 POSTER SESSION 3: NAME, SOIL MOISTURE & REGIONAL
P3.1 Climatology and variability of the North American monsoon system in NCEP GFS GCM simulations
Jae-Kyung Schemm, Kyong-Hwan Seo, Hyun-Kyung Kim and Kingtse Mo
P3.2 NAMAP: An Assessment of Regional and Global Model Simulations of the North American Monsoon
Hyun-kyung Kim, David Gutzler, and Wayne Higgins
P3.3 AGCM Simulations of Warm Season Diurnal Cycle over the Continental
United States and Northern Mexico
M.-I. Lee, S. Schubert, M. Suarez, J. Bacmeister, P. Pegion, I. Held, J. Ploshay,
N.-C. Lau, B. Tian, A. Kumar, H.-K. Kim, J. Schemm, K. Mo and W. Higgins
P3.4 Hydroclimatology of the North American monsoon region in northwest Mexico
David Gochis and L. Brito Castillo
P3.5 Evaluating the performance of satellite rainfall estimates using data from NAME program
Ismail Yucel, Robert J. Kuligowski and David J. Gochis
P3.6 Diurnal Cycle of Cloud and Precipitation Associated with the North American Monsoon System: A Case Study for 2003
Pingping Xie, Yelena Yarosh, Mingyue Chen, Robert J. Joyce, John J. Janowiak, and Phillip A. Arkin
P3.7 Impact of Tropical Easterly Waves on the North American Monsoon
Jennifer L. Adams and David J. Stensrud
P3.8 Atmospheric moisture transport as evaluated in the CDAS 2, GDAS, operational EDAS, regional reanalysis during NAME 04
Kingtse C. Mo, Marco Carrera and R. Wayne Higgins
P3.9 Comparing changes in upper atmospheric wind flow to the decrease in wintertime precipitation in the northern rockies since 1977
Gene Petrescu
P3.10 Large-scale aspects of the hydrological cycle as seen from the NCEP Regional Reanalysis and Forecast Products
Marco L. Carrera, Kingtse C. Mo, Muthuvel Chelliah, R. Wayne Higgins, and Wesely Ebisuzaki
P3.11 The relative impact of initial land states on warm season precipitation simulation over North America with Eta regional climate model
Rongqian Yang and Kenneth Mitchell
P3.12 Land Memory Study Using CPC’s New Global Soil Moisture Dataset from 1948-Present
Yun Fan, Huug M. van den Dool and Peitao Peng
P3.13 Impact of initial soil wetness on seasonal climate prediction
Liqiang Sun
P3.14 Soil moisture impacts on seasonal forecast predictability
Laurel DeHaan, Masao Kanamitsu, Sarah Lu, John Roads
P3.15 Severity-area-duration analysis of 20th century drought in the conterminous U. S.
Elizabeth A. Clark, Konstantinos M. Andreadis, Andrew W. Wood, and Dennis P. Lettenmaier
P3.16 Impact of Land Initialization on Coupled Seasonal Forecasts during
Summer 2004
N. Kurkowski, R. Reichle, S. Miller, J. Gottschalck, R. Koster, P. Liu , J. Meng ,
P. Pegion, M. Rodell, S. Schubert, M. Suarez
P3.17 A Comparison of the soil moisture from the North America Regional Reanalysis and the NCEP/DOE Reanalyses
Wesley Ebisuzaki, Cheng-Hsuan Lu
P3.18 Seasonal and Interannual Variations of Precipitation Over Atlantic Ocean and its Adjacent Land Areas
Pingping Xie, Mingyue Chen, Evgeney Yarosh, John Janowiak, and Phillip A. Arkin
P3.19 Gravity Satellite Data and Calculated Soil Moisture: A Mutual Validation
Huug van den Dool, Yun Fan, John Wahr and Sean Swenson
P3.20 Intraseasonal rainfall variability within the North American monsoon
AV Douglas and PJ Englehart
P3.21 Relationships between GOC moisture surges and tropical cyclones in the eastern Pacific and Atlantic basins
Wayne Higgins and Wei Shi
P3.22 Potential Predictability of U.S. Summer Climate with "Perfect" Soil Moisture
Fanglin Yang, Arun Kumar and K.-M. Lau
P3.23 Seasonal climate prediction for the UK health sector
Glenn McGregor
P3.24 Have variations in convection and circulation in the tropics played a role in the variability of the Antarctic Ozone?
Leila M. Vespoli de Carvalho and Charles Jones
P3.25 A PCA Analysis of the Behavior and Evolution of Gulf Surge's at Yuma, AZ based on a 5-year Record of Increased Temporal Resolution
Nicholas Novella
P3.26 A Summary of the NAME 2004 Enhanced
Observing Period
Wayne Higgins, Wei Shi, Marco Carrera and Tim Eichler
SESSION 7 (continued) : RESULTS FROM NAME 04
Chair: Kingste Mo
10:30-11:00 Topographic dependency of rainfall characteristics from the Sierra Madre Occidental in Northwest Mexico
Dave Gochis, A. Jimenez, C. Watts, J. Garatuza-Payan and J. Shuttleworth
11:00-11:30 Evaluating sources of monsoon surface moisture in southeast Arizona
Art Douglas and N. Novella
11:30-1:00 LUNCH (on own)
SPECIAL SESSION: CPC's First 25 Years
Chair: Jim Laver (5 min. introduction)
1:10-1:30 Events leading to formation of a "Diagnostics Climate Center"
Bob Reeves
1:30-1:50 The formation of the Climate Analysis Center (CAC)
Jay Winston, 1st CAC Director
1:50-2:10 Early Monitoring and diagnostics at the CAC
Gene Rasmusson, 1st Diagnostics Branch chief
2:10-2:30 Early challenges at the CAC
Jim Rasmussen, 2nd CAC Director
2:30-3:00 BREAK
3:00-3:20 Climate predictions and their integration into CAC
Don Gilman, 1st Prediction Branch chief
3:20-3:40 Expansion of the CAC Role
Dave Rodenhuis, 3rd CAC Director
3:40-4:00 Musings of Ants Leetmaa
(presented by Jim Laver)
4:00-4:20 Challenges and the future of CPC
Jim Laver, 5th (and current) Director of CPC
4:20-4:40 The development of the new NOAA Climate Program
Ken Mooney, OGP
6:00-9:00 WORKSHOP BANQUET on Grand Terrrace
Thursday, October 21, 2004
7:15-8:00 POSTER SET-UP
SESSION 8: FORECAST METHODS AND ASSESSMENTS
Chair: B. Livezey (5 min. topic introduction)
8:05-8:35 Downscaling week-two ensembles using forecast analogs
Jeff Whitaker and T. Hamill
8:35-9:05 Exploring the subseasonal weather-climate connection
Klaus Weickmann and E. Berry
9:05-9:35 New NWS Western Region local climate products
Marina Timofeyeva, A. Bair and D. Unger
9:35-11:00 POSTER SESSION 4: ENSO, TELECONNECTIONS, FORECASTS
P4.1 The onset and period of the Madden-Julian Oscillation and alternating tendency in its intensity
Kyong-Hwan Seo and Jae-Kyung E. Schemm
P4.2 Stratosphere-Troposphere Exchange and the QBO
Amihan Huesmann and Matthew Hitchman
P4.3 Withdrawn
P4.4 Predictability studies of the Intraseasonal Oscillation in the ECHAM GCM
Stefan Liess and Duane E. Waliser
P4.5 An Experimental National Long-range Hydrologic Prediction System (NLHPS)
John Schaake, Pedro Restrepo and Shuzheng Cong
P4.6 Validation of the ECPC Coupled Model
Elena Yulaeva, Masao Kanamitsu, and John Roads
P4.7 Seasonal Forecast Skill Comparison of Cluster mean, Ensemble Mean and
EOF Mode patterns
Tosiyuki Nakaegawa and Masao Kanamitsu
P4.8 The Effects of El Niño Southern Oscillation on Utah's Climate
Brian McInerney
P4.9 Value of climate forecasts with marginal to modest skill to real users
Robert E Livezey and Barbara E. Mayes
P4.10 The variability of Indian Ocean SST and its climate impacts
Soo-Hyun Yoo, Song Yang, and Chang-Hoi Ho
P4.11 A Markov model approach to incorporate influences of the Madden-Julian Oscillation on ENSO: Part 1. predicting intraseasonal variability
Yan Xue and Kyong-Hwan Seo
P4.12 OGCM study of the interannual variability of Western Hemisphere Warm Pool
S.-K. Lee, D. B. Enfield and C. Wang
P4.13 Boreal summertime teleconnection linking interannual climate variations
over North America and Asia
Hailan Wang and William K.-M. Lau
P4.14 Seasonal surface air temperature and precipitation in the FSU climate model coupled to the CLM2
D. W. Shin, S. Cocke, T. E. LaRow, and James J. O'Brien
P4.15 A tool for improving natural resource management under climate uncertainty: customized forecast evaluations using the internet
Holly C. Hartmann, Bisher Imam, Ellen Lay, David Lamb, and Soroosh Sorooshian
P4.16 Verification of CPC’s 2004 heat index forecasts
Kenneth Pelman
P4.17 Extended-range analog ensemble forecasts
Ed O'Lenic and Scott Handel
P4.18 Directional transition mechanism of the Rossby wave propagation
Sung-Dae Kang, Su-Hee Park, Won-Tae Kown
P4.19 Global Teleconnection: A New Framework for Climate Prediction
Julian X.L. Wang
P4.20 Circumglobal teleconnection in the Northern Hemisphere summer
Qinghua Ding and Bin Wang
P4.21 On the sources of water vapor over the Indian subcontinent
Man-Li C. Wu, S. D. Schubert, S. M. J. Suarez, M. Bosilvich, J. D. Chern and D. E. Waliser
P4.22 The Statistics of Weather in Climate based on Observations and Models
C. F. Ropelewski and M. A. Bell
P4.23 United States Landfalling Hurricane Probability Webpage
Philip J. Klotzbach and William M. Gray
P4.24 Interannual and interdecadal rainfall variations in the Hawaiian Islands
Pao-Shin Chu and Wendy Chen
P4.25 Forecast skill and economic value of APCN multi-model ensemble prediction: where does the skill of multi-model ensemble prediction come from?
June-Yi Lee and William K.-M. Lau
P4.26 Boundary and initial flow induced variability over Pacific-North America in CCC-AGCM simulations
Amir Shabbar and Kaz Higuchi
P4.27 Maintenance of Arctic and sub-Arctic atmospheric circulation in observations and CCSM3 simulations
Eric DeWeaver
P4.28 Atmospheric response to North Pacific SST: the role of ocean-atmosphere coupling
Zhengyu Liu and Lixin Wu
SESSION 8 (continued) : FORECAST METHODS AND ASSESSMENTS
Chair: B. Livezey
11:00-11:30 El Nino, the Trend and SST Variability or
Isolating El Nino
Cecile Penland and L. Matrosova
11:30-12:00 Diagnosis of skill variability as a basis for discriminating use of CPC long-lead seasonal forecasts
Bob Livezey and M. Timofeyeva
12:00-12:30 Regional verification of CPC’s seasonal forecasts
Mike Halpert and K. Pelman
12:30-2:00 LUNCH (on own)
SESSION 9: ENSO & TELECONNECTIONS
Chair: Chet Ropelewski (5 min. topic introduction)
2:05-2:35 Pacific v.s. Indian Ocean warming: how does it matter for global and regional climate change?
Joseph Barsugli, S. Shin and P. Sardeshmukh
2:35-3:05 Significant Change of Extratropical Natural Variability Associated with Tropical ENSO Anomaly
Wilbur Chen
3:05-3:35 Time-frequency variations of the U. S. Great Plains precipitation and its relationship with tropical central-eastern Pacific SST
Song Yang, X. Ding and D. Zheng
3:35-4:00 BREAK
4:00-4:30 The Pacific meridional mode: diagnostics and impacts
Dan Vimont and J. Chiang
4:30-5:00 Cluster analysis of tropical cyclone tracks and ENSO
Suzana Camargo, A. Robertson, S. Gaffney and P. Smyth
6:00-8:00 Applied Research Center (ARC) Council Meeting (Snacks provided)
Friday, October 22, 2004
SESSION 9: ENSO & TELECONNECTIONS (cont’d)
Chair: Chet Ropelewski
8:00-8:30 The strength of El Niño and the spatial extent of tropical drought – a remarkably robust relationship
Brad Lyon
8:30-9:00 An analysis of variability in atmospheric response to SSTs in an atmospheric general circulation model
Arun Kumar, Q. Zhang, P. Peng and B. Jha
9:00-9:30 Sensitivity of U. S. precipitation and temperature to tropical Indian, Pacific and Atlantic ocean SST anomalies throughout the year
Prashant Sardeshmukh, J. Barsugli and S. Shin
9:30-10:00 Understanding the sensitivity of North American Drought in the present and past climate to the tropical Pacific SSTs
Sang-IK Shin, R. Webb, P. Sardeshmukh, R. Oglesby and J. Barsugli
10:00-10:30 BREAK
SESSION 9: ENSO & TELECONNECTIONS (cont’d)
Chair: John Janowiak
10:30-11:00 Challenges in prediction of summer monsoon rainfall: inadequacy of the tier-2 strategy
Bin Wang, X. Fu, Q. Ding, I. Kang, K. Jin, J. Shukla and F. Doblas-Reyes
11:00-11:30 Spring onset in the Northern Hemisphere: a role for the stratosphere?
Rob Black, B. McDaniel and W. Robinson
11:30-12:00 Simulations of extreme cold-air outbreaks
Steve Vavrus, J. Walsh, D. Portis and W. Chapman
END OF WORKSHOP
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