JRA-55: update on the OMDP Meetng and ACCESS plans

JRA-55: update on the OMDP Meetng and ACCESS plans

JRA-55:updateontheOMDPMee5ngandACCESSplans
SimonMarsland,CSIROOceansandAtmosphere
COSIMAMEETINGHOBARTMAY26th2016
CSIROOCEANSANDATMOSPHERE
Overview
•  CLIVAROceanModelDevelopmentPanel(OMDP)
•  CoordinatedOcean-iceReferenceExperiments(CORE)
•  JapaneseMeteorologicalAgency2ndreanalysis(JRA-55)
•  ACCESSplans
!
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CLIVAROceanModelDevelopmentPanel(OMDP)
•  OMDP:2Co-chairs,12members,+6Ex-officio=20
hYp://www.clivar.org/clivar-panels/omdp
•  RepositoryforEvalua5ngOceanSimula5ons(REOS)
hYp://www.clivar.org/clivar-panels/omdp/reos
•  CoordinatedOcean-iceReferenceExperiments(CORE)
hYp://www.clivar.org/omdp/core
•  OMDPpromotescollabora5onbetweenmodellingcentres,holds
topicalinterna5onalworkshops,providesmodellingexper5se
acrosstheCLIVARcommunity.
hYp://www.clivar.org/
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!
CoordinatedOcean-iceReferenceExperiments(CORE)
•  CORE-I
•  Experimentalprotocolforglobalocean/sea-icemodels(ideallyCMIPmodels)
•  Repeatseasonalcyclewithsynop5cforcing(6hourly)LargeandYeager
•  500yearexperiment
•  Requiressurfacesalinityrestoringtoavoidlargedribs
Ocean Modelling 26 (2009) 1–46
Contents lists available at ScienceDirect
Ocean Modelling
journal homepage: www.elsevier.com/locate/ocemod
Coordinated Ocean-ice Reference Experiments (COREs)
Stephen M. Griffies a,*, Arne Biastoch b, Claus Böning b, Frank Bryan c, Gokhan Danabasoglu c,
Eric P. Chassignet d, Matthew H. England e, Rüdiger Gerdes f, Helmuth Haak g, Robert W. Hallberg a,
Wilco Hazeleger h, Johann Jungclaus g, William G. Large c, Gurvan Madec i, Anna Pirani j, Bonita L. Samuels a,
Markus Scheinert b, Alex Sen Gupta e, Camiel A. Severijns h, Harper L. Simmons k, Anne Marie Treguier l,
Mike Winton a, Stephen Yeager c, Jianjun Yin d
a
NOAA Geophysical Fluid Dynamics Laboratory, Princeton Forrestal Campus Rte. 1, 201 Forrestal Road, Princeton, NJ 08542-0308, USA
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Leibniz IfM-GEOMAR, Kiel, Germany
c
National Center for Atmospheric Research, Boulder, USA
Center For Ocean-Atmospheric Prediction Studies, Florida State University, Tallahassee, USA
e
Climate Change Research Centre, University of New South Wales, Sydney, Australia
f
Alfred-Wegener-Institut für Polar- und Meeresforschung, Bremerhaven, Germany
d
!
CoordinatedOcean-iceReferenceExperiments(CORE)
•  CORE-II
•  InterannualVariability–1948-2007(now2009)
•  300yearexperiment(5xrepeatcycle)
•  Requiressurfacesalinityrestoringtoavoidlargedribs
•  OceanModellingCORE-IISpecialIssue(Virtual)
hYp://www.sciencedirect.com/science/journal/14635003/vsi/10PSR6J3BV4
–  NorthAtlan5cmeanstateDanabasogluetal.2014
–  Late20thcenturysealevelchangeGriffiesetal.2015
–  ACCandSouthernOceanoverturningFarne5etal.2015
–  SouthernOceanwatermassesandseaiceDownesetal.,2015
–  NorthAtlan5cvariabilityDanabasogluetal.2016
–  Arc5csea-iceandsolidfreshwaterWangetal.,2016
–  Arc5cOceanandliquidfreshwaterWangetal.,2016
–  ...morecoming...
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!
OceanModelIntercomparisonProject(OMIP)
•  CoupledModelIntercomparisonProject(CMIP6)
•  ModelIntercomparisonProjects(MIPs)
•  GMDDDiscussionpaper:Griffiesetal.,current
hYp://www.geosci-model-dev-discuss.net/gmd-2016-77/
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GMDDCMIP6SpecialIssue!
•  CoupledModelIntercomparisonProject(CMIP6)
•  ModelIntercomparisonProjects(MIPs)
hYp://www.geosci-model-dev.net/special_issue590.html
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JRA-55
•  OMDPminiworkshoponforcingoceanandsea-icemodels
•  Grenoble,France,29-30January2015
•  WCRPReportNo.9/2015;CLIVARReportNo.202
hYp://www.clivar.org/sites/default/files/documents/OMDP_Grenoble_report.pdf
•  CORE,DRAKKER,JRA-55
•  JRA-55basedsurfaceatmosphericdatasetfordrivingocean/sea-ice
models
•  S5llneedscorrectslikeCORE(NCEP)andDRAKKER(ERA)
•  VariousgroupscommiYedtotes5ngJRA-55over2015
•  WhyJRA-55(Go-Go)
•  1958-2012reanalysis(55years)(4DVAR)
•  +2013-present(extendedandongoing)
•  PreviousewasJRA-NeGo(25years)
•  1979-2014.1(JCDAS)(3DVAR)
!
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2ndSessionofOMDP-'Extended'MeeMngon
ForcingOcean-IceClimateModels
•  JAMSTEC,Yokohama,Japan,14-15January,2016
•  Presenta5onsavailableatworkshopwebsite
hYp://www.clivar.org/omdp/japan2016
!
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JRA-55EvoluMon
•  0.0JRA-55
•  0.1unadjustedbutver5callyshibedforcing(matchCOREbulk
formulae)
•  0.2adjustedshortwave/longwaveradia5vefluxes(buoy
comparisons)
•  0.3furtherheightadjustmentforLY09bulkformulaeand(CERES
Mar2000-Feb2015)
•  LongwavebiasesagainstCERESsmall–noadj.
•  Shortwavebiaseslargesolargeadj.
•  0.4lowtemp.cutoffaroundAntarc5ca
•  Alladjustmentfactorsareclimatological/seasonal.Notinterannual.
•  Anongoingprocess...
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JRA-55Advantages
•  BuiltonNWPsystemsonearreal-5me
•  JMAdataserveris2daysago(butserverslow)
•  Correcteddataofcourselessoben
•  Supportsapplica5onsaroundnear-currentclimateevents
•  StrongcommitmentfromJAMSTECandabovefordedicatedongoing
fundingsupport
•  Higherresolu5on(~55km,TL319)beYerfor¼and1/10degree
applica5ons
•  SoadoptedforCMIP6/OMIPasastage2effort(post-CORE)
•  Highertemporalresolu5on(3hr)
!
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ACCESSPLANS!
•  Par5cipa5oninOMIP(ini5allyCORE)andFAFMIP
•  Comparison of CORE-II and JRA-55!
•  Focus on Ocean Heat Content and Sea Level Rise!
•  PhD Project – Fabio Dias!
•  ARC Discovery Project – Catia Domingues, Will Hobbs!
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ACCESSJRA-55STATUS!
•  SometechnicalissueswithmodifyingACCESSfornewforcingtobe
resolved
•  Handlinghigherresolu5on
•  Redistribu5onofrunoff
•  ...
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