OverviewoftheCESM2/CESM2.1SimplerModelFramework
AMWGWorkshop,BoulderFebruary/20/2019
FigurebyB.Medeiros(EOS2017)
Chris;aneJablonowski1,IslaSimpson2,PeterLauritzen2,BrianMedeiros2,KevinReed3,AndrewGePelman2,PatrickCallaghan2,JulioBacmeister2,JohnTruesdale2,CherylCraig2,SteveGoldhaber2
1UniversityofMichigan,2NCAR,3StonyBrookUniversity
IncollaboraIonwiththeSimplerModelIniIaIvebyLorenzoPolvani(ColumbiaU.),AmyClement&JamesBenedict(U.Miami)
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
CESMSimplerModelWebpage(indevelopment)hPp://www.cesm.ucar.edu/models/simpler-models/
NewlyavailablewithCESM2.0andCESM2.1
ModelDevelopmentCommunity• Primarilyinterestedininter-
comparisonsandthedesignaspectsofweatherandclimatemodels
• DynamicalCoreModelIntercomparisonProject(DCMIP)
• Aqua-PlanetExperiment(APE)• Held-Suareztest(originalintent)
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
Tradi;onally,therehavebeentwodifferentcommuni;es
Background:SimplerModelStakeholders
UserCommunity• Primarilyinterestedinthe
generalcircula;on(climate)oftheatmosphere
• Individualscien;stswhoinves;gatetheclimateofonemodelwithsimplifiedforcings(dry&moist)
Examples:
bothapproachesalsoserveasteachingtools
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
• Overthelast15yearstherehasbeenincreasedrecogni;on(includingaModelHierarchiesWorkshopatGFDLin2016)thatamodelhierarchypromotesourunderstandingofmodeldesignsandthegeneralcircula;onoftheatmosphere
• Examplepublica;onsinclude:
SimplerModels&ModelHierarchies
§ Held,I.(2005),Thegapbetweensimula;onandunderstandinginclimatemodeling,Bull.Am.Meteorol.Soc.,86,1609–1614,hPps://doi.org/10.1175/BAMS-86-11-1609.
§ Held,I.M.(2014),Simplicityamidcomplexity,Science,343(6176),1206–1207.
§ Polvani,L.M.,A.C.Clement,B.Medeiros,J.J.Benedict,andI.R.Simpson(2017),Whenlessismore:Openingthedoortosimplerclimatemodels,Eos,98,hPps://doi.org/10.1029/2017EO079417.
§ Jeevanjee,N.,P.Hassanzadeh,S.Hill,andA.Sheshadri(2017),Aperspec;veonclimatemodelhierarchies,J.Adv.Model.EarthSyst.,9,1760–1771,hPps://doi.org/10.1002/2017MS001038
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
ModelHierarchiesIsolatedDynamics:Determinis;cdrydynamicalcoretests
IsolatedPhysics:SingleColumnModeling
Determinis;cmoistdynamicalcoretests
Drydynamicalcore(climate)
Modelswithsimplifiedphysics(climate)
Radia;veConvec;veEquilibrium(RCE)Models
Full-physicsAquaPlanetModels
Atmospheremodelswithprescribedocean/icedata(AMIP,CAPT)
CoupledEarthSystemModels
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
In-DepthLookatModelHierarchiesIsolatedDynamics:Determinis;cdrydynamicalcoretests
IsolatedPhysics:SingleColumnModeling(NCARcontact:AndrewGePelmanandJohnTruesdale)
CESMconfigura;on: --compsetFSCAM
Determinis;cmoistdynamicalcoretests
Modelswithsimplifiedphysics(climate)
Radia;veConvec;veEquilibrium(RCE)Models
Full-physicsAquaPlanetModels
Atmospheremodelswithprescribedocean/icedata(AMIP,CAPT)
CoupledEarthSystemModels
Drydynamicalcore(climate)
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
ACloserLookatthePyramid:Determinis;cDryDynamicalCoreHierarchy
Drydycore
Nonrota;ngplanet Rota;ngplanet
Topography Notopography Topography Notopography
Advec;ontests
Gravitywaves
Mountainwavetests
DCMIP-2012testswithop;onalreduced-sizeEarth
Fixeddissipa;on
Scaleddissipa;on
P04baroclinicwave(EUL)
JW06baroclinicwave
UMJS14baroclinicwave
opIonaltoychemistry
others
opIonaldeep-atmosphere
CESMconfigura;on:Adiaba;c:--compsetFADIABP04:--compsetFDABIP04
Analy;cini;alcondi;onsareimplementedforJW06andUMJS14
Snapshots of the dry UMJS14 baroclinic wave
Surfacepressureatday10(Δx=110km):overallpaXernssimilar,detailsdiffer
• Some Gibb’s ringing in E3SM (ACME)
• Some grid imprinting (wave 4 and wave 5 signals) in CSU_LZ, DYNAMICO, FV3, ICON, NICAM, apparent in the Southern Hemispheres
Ullrich,P.A.,T.Melvin,C.JablonowskiandA.Staniforth(2014),Aproposedbaroclinicwavetestcasefordeep-andshallow-atmospheredynamicalcores.Quart.J.RoyalMeteor.Soc.,Vol.140,1590-1602,doi:10.1002/qj.2241
ExamplesfromDCMIP-2016
DesignConsidera;ons:SimplifiedMoistPhysics
Surfacefluxesofsensible&latentheat,andmomentum
Large-scalecondensa;onorKessler-typewarmrain
PBLMixingofpot.T,q,u,v
Simple-Physics(ReedandJablonowski,2012;Klempetal.,2015)
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
ACloserLookatthePyramid:SimplifiedMoistDynamicalCores(determinis;c)
Moistdycore
Precipita;ononly:Kesslerphysics
Precipita;on(large-scalecondensa;on),PBLmixingandsurfacefluxes
Idealizedtropicalcyclone
MoistUMJS14baroclinicwave(DCMIP-2016configura;onwithanaly;cini;aldata)
CESMconfigura;on:--compsetFKESSLER
MoistJW06baroclinicwave(DCMIP-2012configura;on,
analy;cIC)
CESMconfigura;on:--compsetFTJ16butwithmodifica;ons
• Kesslerphysics,supercellIC:Klemp,J.B.,W.C.Skamarock,andS.-H.Park(2015),Idealizedglobalnonhydrosta;catmospherictestcasesonareduced-radiussphere,J.Adv.Model.EarthSyst.,7,1155–1177
• Large-scaleprecipitaIon,PBL,surfacefluxes:Reed,K.A.andC.Jablonowski(2012),Idealizedtropicalcyclonesimula;onsofintermediatecomplexity:AtestcaseforAGCMs,J.Adv.Model.EarthSyst.,4,M04001
• TropicalcyclonetestcaseIC:Reed,K.A.andC.Jablonowski(2011),AnAnaly;cVortexIni;aliza;onTechniqueforIdealizedTropicalCycloneStudiesinAGCMs.Mon.Wea.Rev.,139,689–710
• JW06baroclinicwave,seealsoDCMIP-2012formoistvariant:Jablonowski,C.andWilliamson,D.L.(2006),Abaroclinicinstabilitytestcaseforatmosphericmodeldynamicalcores.Q.J.R.Meteorol.Soc.,132,2943-2975
Supercell(onasmallplanet)
Today:UseICdatafiles
• At day 10 precipitation bands become very narrow, tend to break up in some models (with very strong grid-point scale precipitation)
• Differing levels of ‘noise’ and diffusion
PrecipitaIonratesatday10(Δx=110km):overallpaXernssimilar,detailsdiffer
Moist UMJS14 baroclinic wave with Kessler physics
ExamplesfromDCMIP-2016
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
In-DepthLookatModelHierarchiesIsolatedDynamics:Determinis;cdrydynamicalcoretests
IsolatedPhysics:SingleColumnModeling
Determinis;cmoistdynamicalcoretests
Drydynamicalcore(climate)
Modelswithsimplifiedphysics(climate)
Radia;veConvec;veEquilibrium(RCE)Models
Full-physicsAquaPlanetModels
Atmospheremodelswithprescribedocean/icedata(AMIP,CAPT)
CoupledEarthSystemModels
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
ACloserLookatthePyramid:DryDynamicalCore(Climate)Hierarchy
Drydycore
BasedonHeld-Suarez(1994)forcing BoerandDenis(1997)forcing
withstratosphericmodifica;ons
Williamsonetal.(1998)
OriginalHeldand
Suarez(1994)test
Held-Suareztestwith
topography
CESMconfigura;on:--compsetFHS94
PolvaniandKushner(2002)
Jucker(2016)
GerberandPolvani(2009),
Gerber(2012)
opIonaltopographyopIonalAge-of-Airtracers
Available,butrequirescodechangesdescribedhere:hPp://www.cesm.ucar.edu/models/simpler-models/changetrefana.html
Examples of Held-Suarez simulations with high top
Yao,W.andC.Jablonowski(2015),IdealizedQuasi-BiennialOscilla;onsinanEnsembleofDryGCMDynamicalCores.J.Atmos.Sci.,72,2201–2226,hPps://doi.org/10.1175/JAS-D-14-0236.1
0.1hPa
1000hPa
CAM-SLD CAM-FV
CAM-EUL CAM-SE
Intercomparisonsofthemonthly-meanzonal-meanzonalwindoffourCAMdynamicalcoreswith200kmgridspacing,55levelsandamodeltopat0.1hPa
ExposesQBO-likeoscilla;onsinthestratosphere
Zonal-meanmonthly-meanzonalwind
Years
Examples of Held-Suarez simulations with stratospheric modifications by Williamson et al. (1998)
ExposesSuddenStratosphericWarming(SSW)signalsinCAM-SLD
• Yao,W.andC.Jablonowski(2016),TheImpactofGCMDynamicalCoresonIdealizedSuddenStratosphericWarmingsandTheirQBOInterac;ons.J.Atmos.Sci.,73,3397–3421,hPps://doi.org/10.1175/JAS-D-15-0242.1
• Williamson,D.L.,J.G.Olson,andB.A.Boville(1998),AComparisonofSemi-LagrangianandEulerianTropicalClimateSimula;ons.Mon.Wea.Rev.,126,1001–1012,hPps://doi.org/10.1175/1520-0493(1998)126<1001:ACOSLA>2.0.CO;2
TimeseriesofthepotenIalvorIcityontheonthe840Kisentropeshowsbreakupofthepolarvortex(SSW)attheNorthPole
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
ACloserLookatthePyramid:SimplifiedMoistModels(Climate)Hierarchy
Moistdycorewithlarge-scaleprecipita;on,PBLmixing,andsurfacefluxes
PrescribedSSTMixed-layer(slab)oceanmodel
Grayradia;on
Friersonetal.(2006)
ThatcherandJablonowski(2016):moistversionoftheHeld-Suarez
test
CESMconfigura;on:--compsetFTJ16
O’GormanandSchneider(2008)
Merlisetal.(2013)
withprescribedoceanheatfluxesandSBMconvecIon
Complexradia;on
modifiedFriersonetal.(2006)withSBMconvec;on
simplifiedBeXs-Miller(SBM)convecIonscheme(Frierson2007)canbeadded
Juckerand
Gerber(2017)
modifiedMerlisetal.(2013)
ComparisonofTJ16(‘moistHeld-Suarez’)andAqua-Planet
MoistHeld-Suarez(TJ16) Aqua-PlanetwithcomplexCAM5physicsCAM5-SE1°L30:MoistHeld-SuarezmimicsAqua-Planetsimula;ons
Temperature
Zonalwind
Thatcher,D.R.andC.Jablonowski(2016),AmoistaquaplanetvariantoftheHeld–Suareztestforatmosphericmodeldynamicalcores,Geosci.ModelDev.,9,1263-1292,hPps://doi.org/10.5194/gmd-9-1263-2016
2-year-meanzonal-mean
MoistHeld-Suarez(TJ16) Aqua-PlanetwithcomplexCAM5physics
LessefficientupwardmoisturetransportinPBL,butdistribu;onsaresimilar
Specifichumidity
Rela;veHumidity
Lackofdeepconvec;onleadstodryerareasnearthetropopause
ComparisonofTJ16(‘moistHeld-Suarez’)andAqua-PlanetCAM5-SE1°L30:MoistHeld-SuarezmimicsAqua-Planetsimula;ons
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
In-DepthLookatModelHierarchiesIsolatedDynamics:Determinis;cdrydynamicalcoretests
IsolatedPhysics:SingleColumnModeling
Determinis;cmoistdynamicalcoretests
Drydynamicalcore(climate)
Modelswithsimplifiedphysics(climate)
Radia;veConvec;veEquilibrium(RCE)Models
Full-physicsAquaPlanetModels
Atmospheremodelswithprescribedocean/icedata(AMIP,CAPT)
CoupledEarthSystemModels
Examples of RCE simulations with CAM5-SE
Reed,K.A.,B.Medeiros,J.T.Bacmeister,andP.H.Lauritzen,2015:GlobalRadia;ve–Convec;veEquilibriumintheCommunityAtmosphereModel,Version5.J.Atmos.Sci.,72,2183–2197,hPps://doi.org/10.1175/JAS-D-14-0268.1
RCEHierarchy
RCEsetup
PrescribedSTT
Slabocean(SOM)
RCEsetupincludes:norota;on,fixedinsula;on,full-physicspackage,water-coveredEarth(aqua-planet)
A comprehensive simulation-to-science infrastructure that tackles the needs of next-generation, high-resolution, data intensive
climate modeling activities.
ACloserLookatthePyramid:Aqua-PlanetHierarchy(Climate)
Aqua-planetconfigura;on(fullphysics)
PrescribedSSTs Slabocean
NealeandHoskins(2000)
QOBSSST Otherprescribedaqua-planetSSTs
CAM5physics
CAM6physics
CAM4physics
CAM5physics
CAM6physics
CAM4physics
CESMconfigura;ons:--compsetQSC4--compsetQSC5--compsetQSC6
CESMconfigura;ons:--compsetQPC4--compsetQPC5--compsetQPC6
compsetsavailable
CESM2/CESM2.1SimplerModelStatus• Thecurrentlyavailableidealized(simpler)model
configura;onscanberunout-of-the-boxviathecreate_newcase(compset)andxmlchangecommands
• SeveralanalyIciniIalcondiIonsareavailablevianamelistsetngsfore.g.dryandmoistdynamicalcoretests– analy;c_ic_type=‘dry_baroclinic_wave_dcmip2016’– analy;c_ic_type=’moist_baroclinic_wave_dcmip2016’– analy;c_ic_type=‘dry_baroclinic_wave_jw2006’– analy;c_ic_type=‘held_suarez_1994’
• Alterna;vely:Ini;alcondi;onscanalsobereadfromaniniIaldatafile(relevantformanyotheradiaba;ctests)
• Severalsetupsarecurrentlyinprogress:simplified-physicsgray-radia;on,RCE
Conclusions• EffortsareunderwaytobuildupaCAMSimplerModelFrameworkthat
supportsthebroadercommunity• SupportsthestandardizaIonofthemodelconfigura;ons• Frameworksupports(1)modelintercomparisonswithCAMdycoresand
variousCAMphysicspackages,(2)invesIgaIonofthegeneralcirculaIon,and(3)educaIon(SimplerModelsareateachingtool)
• Theideaisthattheavailableidealized(simpler)modelconfigura;onscanberuneitherout-of-the-boxorwithafewaddedsetngs(e.g.viathenamelistorxmlchange)
• TheSimplerModelwebpagedocumenta;onwillsoonbeupdatedtoreflectthecurrentstatus
• AsdemonstratedtheSimplerModelFrameworkonlycapturesfragmentsofthepossiblemodelhierarchies(indicatedbythecompsetsnamesinthepresentaIon)
• Upfordiscussions:WhichaddiIonstotheframeworkaredesiredbythecommunity?Whichonesareuseful?
Boer,G.&Denis,B.ClimateDynamics(1997)13:359-374,hPps://doi.org/10.1007/s003820050171Frierson,D.M.,I.M.Held,andP.Zurita-Gotor(2006),AGray-Radia;onAquaplanetMoistGCM.PartI:Sta;cStabilityandEddyScale.J.Atmos.Sci.,63,2548–2566,hPps://doi.org/10.1175/JAS3753.1Frierson,D.M.(2007),TheDynamicsofIdealizedConvec;onSchemesandTheirEffectontheZonallyAveragedTropicalCircula;on.J.Atmos.Sci.,64,1959–1976,hPps://doi.org/10.1175/JAS3935.1Gerber,E.P.andL.M.Polvani(2009):Stratosphere–TroposphereCouplinginaRela;velySimpleAGCM:TheImportanceofStratosphericVariability.J.Climate,22,1920–1933,hPps://doi.org/10.1175/2008JCLI2548.1Gerber,E.P.(2012),StratosphericversusTroposphericControloftheStrengthandStructureoftheBrewer–DobsonCircula;on.J.Atmos.Sci.,69,2857–2877,hPps://doi.org/10.1175/JAS-D-11-0341.1Held,I.M.andM.J.Suarez(1994),AProposalfortheIntercomparisonoftheDynamicalCoresofAtmosphericGeneralCircula;onModels.Bull.Amer.Meteor.Soc.,75,1825–1830,hPps://doi.org/10.1175/1520-0477(1994)075<1825:APFTIO>2.0.CO;2Held,I.(2005),Thegapbetweensimula;onandunderstandinginclimatemodeling,Bull.Am.Meteorol.Soc.,86,1609–1614,hPps://doi.org/10.1175/BAMS-86-11-1609
AllReferences(1)
Held,I.M.(2014),Simplicityamidcomplexity,Science,343(6176),1206–1207,hPps://doi.org/10.1126/science.1248447Jablonowski,C.andWilliamson,D.L.(2006),Abaroclinicinstabilitytestcaseforatmosphericmodeldynamicalcores.Q.J.R.Meteorol.Soc.,132,2943-2975,hPps://doi.org/10.1256/qj.06.12Jeevanjee,N.,P.Hassanzadeh,S.Hill,andA.Sheshadri(2017),Aperspec;veonclimatemodelhierarchies,J.Adv.Model.EarthSyst.,9,1760–1771,hPps://doi.org/10.1002/2017MS001038Jucker,M.(2016),AreSuddenStratosphericWarmingsGeneric?InsightsfromanIdealizedGCM.J.Atmos.Sci.,73,5061–5080,hPps://doi.org/10.1175/JAS-D-15-0353.1Jucker,M.andE.P.Gerber(2017),UntanglingtheAnnualCycleoftheTropicalTropopauseLayerwithanIdealizedMoistModel.J.Climate,30,7339–7358,hPps://doi.org/10.1175/JCLI-D-17-0127.1Klemp,J.B.,W.C.Skamarock,andS.-H.Park(2015),Idealizedglobalnonhydrosta;catmospherictestcasesonareduced-radiussphere,J.Adv.Model.EarthSyst.,7,1155–1177,hPps://doi.org/10.1002/2015MS000435Lauritzen,P.H.,A.J.Conley,J.-F.Lamarque,F.ViP,andM.A.Taylor(2015),Theterminator"toy"-chemistrytest:Asimpletooltoassesserrorsintransportschemes,Geosci.ModelDev.,8,1299-1313,hPps://doi.org/10.5194/gmd-8-1299-2015
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Merlis,T.M.,T.Schneider,S.Bordoni,andI.Eisenman(2013),HadleyCircula;onResponsetoOrbitalPrecession.PartI:Aquaplanets.J.Climate,26,740–753,hPps://doi.org/10.1175/JCLI-D-11-00716.1Neale,R.B.andHoskins,B.J.(2000),AstandardtestforAGCMsincludingtheirphysicalparametriza;ons:I:theproposal.Atmosph.Sci.LeP.,1:101-107,hPps://doi.org/10.1006/asle.2000.0022O’Gorman,P.A.andT.Schneider(2008),TheHydrologicalCycleoveraWideRangeofClimatesSimulatedwithanIdealizedGCM.J.Climate,21,3815–3832,hPps://doi.org/10.1175/2007JCLI2065.1Polvani,L.M.,R.K.ScoP,andS.J.Thomas(2004),NumericallyConvergedSolu;onsoftheGlobalPrimi;veEqua;onsforTes;ngtheDynamicalCoreofAtmosphericGCMs,Mon.Wea.Rev.,132,2539–2552,hPps://doi.org/10.1175/MWR2788.1Polvani,L.M.,andP.J.Kushner(2002),Troposphericresponsetostratosphericperturba;onsinarela;velysimplegeneralcircula;onmodel.Geophys.Res.LeP.,29(7),hPps://doi.org/10.1029/2001GL014284Polvani,L.M.,A.C.Clement,B.Medeiros,J.J.Benedict,andI.R.Simpson(2017),Whenlessismore:Openingthedoortosimplerclimatemodels,Eos,98,hPps://doi.org/10.1029/2017EO079417Reed,K.A.andC.Jablonowski(2011),AnAnaly;cVortexIni;aliza;onTechniqueforIdealizedTropicalCycloneStudiesinAGCMs.Mon.Wea.Rev.,139,689–710,hPps://doi.org/10.1175/2010MWR3488.1
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Reed,K.A.andC.Jablonowski(2012),Idealizedtropicalcyclonesimula;onsofintermediatecomplexity:AtestcaseforAGCMs,J.Adv.Model.EarthSyst.,4,M04001,hPps://doi.org/10.1029/2011MS000099Reed,K.A.,B.Medeiros,J.T.Bacmeister,andP.H.Lauritzen,2015:GlobalRadia;ve–Convec;veEquilibriumintheCommunityAtmosphereModel,Version5.J.Atmos.Sci.,72,2183–2197,hPps://doi.org/10.1175/JAS-D-14-0268.1Thatcher,D.R.andC.Jablonowski(2016),AmoistaquaplanetvariantoftheHeld–Suareztestforatmosphericmodeldynamicalcores,Geosci.ModelDev.,9,1263-1292,hPps://doi.org/10.5194/gmd-9-1263-2016Ullrich,P.A.,T.Melvin,C.JablonowskiandA.Staniforth(2014),Aproposedbaroclinicwavetestcasefordeep-andshallow-atmospheredynamicalcores.Quart.J.RoyalMeteor.Soc.,140,1590-1602,hPps://doi.org/10.1002/qj.2241Ullrich,P.A.,Jablonowski,C.,Kent,J.,Lauritzen,P.H.,Nair,R.,Reed,K.A.,Zarzycki,C.M.,Hall,D.M.,Dazlich,D.,Heikes,R.,Konor,C.,Randall,D.,Dubos,T.,Meurdesoif,Y.,Chen,X.,Harris,L.,Kühnlein,C.,Lee,V.,Qaddouri,A.,Girard,C.,GiorgePa,M.,Reinert,D.,Klemp,J.,Park,S.-H.,Skamarock,W.,Miura,H.,Ohno,T.,Yoshida,R.,Walko,R.,Reinecke,A.,andViner,K.(2017),DCMIP2016:areviewofnon-hydrosta;cdynamicalcoredesignandintercomparisonofpar;cipa;ngmodels,Geosci.ModelDev.,10,4477-4509,hPps://doi.org/10.5194/gmd-10-4477-2017
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Yao,W.andC.Jablonowski(2015),IdealizedQuasi-BiennialOscilla;onsinanEnsembleofDryGCMDynamicalCores.J.Atmos.Sci.,72,2201–2226,hPps://doi.org/10.1175/JAS-D-14-0236.1Yao,W.andC.Jablonowski(2016),TheImpactofGCMDynamicalCoresonIdealizedSuddenStratosphericWarmingsandTheirQBOInterac;ons.J.Atmos.Sci.,73,3397–3421,hPps://doi.org/10.1175/JAS-D-15-0242.1Williamson,D.L.,J.G.Olson,andB.A.Boville(1998),AComparisonofSemi-LagrangianandEulerianTropicalClimateSimula;ons.Mon.Wea.Rev.,126,1001–1012,hPps://doi.org/10.1175/1520-0493(1998)126<1001:ACOSLA>2.0.CO;2Zarzycki,C.M.,C.Jablonowski,J.Kent,P.H.Lauritzen,R.Nair,K.A.Reed,P.A.Ullrich,D.M.Hall,M.A.Taylor,D.Dazlich,R.Heikes,C.Konor,D.Randall,X.Chen,L.Harris,M.GiorgePa,D.Reinert,C.Kühnlein,R.Walko,V.Lee,A.Qaddouri,M.Tanguay,H.Miura,T.Ohno,R.Yoshida,S.-H.Park,J.Klemp,andW.Skamarock(2019),DCMIP2016:TheSplitngSupercellTestCase,Geosci.ModelDev.,inpressDCMIP-2016projectpageanddocumenta;onoftheDCMIP-2016testcases:DCMIP-2012testcases(includingthemoistJW06baroclinicwave&otherdycoretests):hPps://www.earthsystemcog.org/projects/dcmip-2016/testcases
hPps://www.earthsystemcog.org/projects/dcmip-2012/test_cases
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