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Methodology
CMATv1 CESM3dev Repository
Created: Thu Oct 23 08:42:03 2025
CMAT Version 1: NetCDF output

CMAT 1.0 CESM3dev CESM3dev_234pi: vs CESM2_1:
(Overall: 0.78-A; Energy: 0.79-A; Water: 0.68-NA; Dynamics: 0.89-A)



Summary Comments
NotesFlags vs ObsImprovements (vs CESM2_1)Degradations (vs CESM2_1)
CESM3dev 0-2000m Ocean Drifting Cold
0-700m Ocean Drifting Cold
Global Mean FSNT too small.
see also SWCF, ALBDS
NHM-SHM FSNT too small.
see also SWCF, ALBDS
OM-LM FSNT too large.
see also SWCF, ALBDS
NHM-SHM FLNT too small.
see also LWCF, TREFHT, TMQ
OM-LM LHFLX too small.

 FSNT PCor-ENSO improves.
see also SWCF, ALBDS

SWCF PCor-ENSO degrades.
see also ALBDS
PR PCor-AM degrades.
PR PCor-ENSO degrades.
EP PCor-AM degrades.
Z500 PCor-ENSO degrades.
OMEGA500 PCor-ENSO degrades.
PSL PCor-ENSO degrades.

Select Timeseries
Global: TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
NH:TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
SH: TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Ocean: TREFHT, RT, FSNT, FLNT, SWCF, LWCF, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Land: TREFHT, RT, FSNT, FLNT, SWCF, LWCF, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Arctic(60N/90N): TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
NH Mid(30N/60N): TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Tropics(30/30): TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Ocean(30/30): TREFHT, RT, FSNT, FLNT, SWCF, LWCF, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Land(30/30): TREFHT, RT, FSNT, FLNT, SWCF, LWCF, P, CLDTOT, CLDLOW, CLDHGH, TMQ
SH Mid(30S/60S): TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
SH Ant.(60S/90S): TREFHT, RT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Global (by LME member1): TREFHT, FSNT, FLNT, SWCF, LWCF, OHC 0-300m, OHC 0-700m, OHC 0-2000, P, CLDTOT, CLDLOW, CLDHGH, TMQ
Ocean Drift: Summary By Basin Nino3.4: TS Forcing Est.FSNTOAC 30/30 Ocean


Lat/Lon Maps
FSNT 0.84 Annual 0.99JJA-DJF 0.99ENSO Tele 0.52DJF 0.99MAM 0.99JJA 0.99SON 0.99
FLNT 0.90 Annual 0.98JJA-DJF 0.96ENSO Tele 0.77DJF 0.97MAM 0.96JJA 0.97SON 0.97
SWCF 0.80 Annual 0.88JJA-DJF 0.95ENSO Tele 0.56DJF 0.94MAM 0.88JJA 0.90SON 0.88
LWCF 0.85 Annual 0.90JJA-DJF 0.91ENSO Tele 0.74DJF 0.92MAM 0.83JJA 0.89SON 0.89
FS 0.56 Annual 0.63JJA-DJF 0.96ENSO Tele 0.09DJF 0.89MAM 0.77JJA 0.88SON 0.77
RTFS 0.80 Annual 0.93JJA-DJF 0.92ENSO Tele 0.56DJF 0.93MAM 0.91JJA 0.92SON 0.91
Key Water VariablesScored/GradedUnscored
PR 0.76Annual 0.84JJA-DJF 0.82ENSO Tele 0.63DJF 0.85MAM 0.85JJA 0.81SON 0.80
TMQ 0.94Annual 0.99JJA-DJF 0.98ENSO Tele 0.86DJF 0.98MAM 0.98JJA 0.98SON 0.99
LHFLX 0.84Annual 0.96JJA-DJF 0.90ENSO Tele 0.65DJF 0.95MAM 0.96JJA 0.95SON 0.95
EP 0.59Annual 0.56JJA-DJF 0.52ENSO Tele 0.68DJF 0.60MAM 0.57JJA 0.51SON 0.51
RELHUM992 0.60Annual 0.81JJA-DJF 0.65ENSO Tele 0.35DJF 0.79MAM 0.79JJA 0.74SON 0.82
Key Dynamics VariablesScored/GradedUnscored
PSL 0.91Annual 0.99JJA-DJF 0.96ENSO Tele 0.78DJF 0.98MAM 0.98JJA 0.98SON 0.99
U10 0.88Annual 0.96JJA-DJF 0.92ENSO Tele 0.74DJF 0.95MAM 0.96JJA 0.96SON 0.96
Z500 0.87Annual 0.94JJA-DJF 0.93ENSO Tele 0.73DJF 0.96MAM 0.93JJA 0.88SON 0.91
OMEGA500 0.67Annual 0.67JJA-DJF 0.72ENSO Tele 0.63DJF 0.68MAM 0.67JJA 0.71SON 0.66
RELHUM500 0.91Annual 0.95JJA-DJF 0.94ENSO Tele 0.84DJF 0.96MAM 0.94JJA 0.94SON 0.95
Other Variables (unscored)
SOLINAnnual 1.00JJA-DJF 1.00DNADJF 1.00MAM 1.00JJA 1.00SON 1.00
ALBEDOAnnual 0.92JJA-DJF 0.45ENSO Tele 0.52DJF 0.71MAM 0.92JJA 0.87SON 0.93
ALBDSAnnual 0.98JJA-DJF 0.91ENSO Tele 0.43DJF 0.96MAM 0.97JJA 0.96SON 0.97
RTAnnual 0.99JJA-DJF 0.99ENSO Tele 0.57DJF 0.99MAM 0.99JJA 0.99SON 0.99
FSDSAnnual 0.97JJA-DJF 0.99ENSO Tele 0.56DJF 0.98MAM 0.98JJA 0.97SON 0.97
FLDSAnnual 0.99JJA-DJF 0.98ENSO Tele 0.78DJF 0.99MAM 0.99JJA 0.99SON 0.99
FSNSAnnual 0.98JJA-DJF 0.98ENSO Tele 0.56DJF 0.98MAM 0.98JJA 0.98SON 0.98
FLNSAnnual 0.91JJA-DJF 0.89ENSO Tele 0.64DJF 0.90MAM 0.91JJA 0.90SON 0.90
SHFLXAnnual 0.90JJA-DJF 0.88ENSO Tele 0.47DJF 0.89MAM 0.88JJA 0.88SON 0.90
TREFHTAnnual 1.00JJA-DJF 0.99ENSO Tele 0.72DJF 0.99MAM 0.99JJA 0.99SON 0.99
TREFHTAAnnual 0.00JJA-DJF -0.62ENSO Tele 0.72DJF -0.63MAM -0.05JJA -0.59SON -0.47
NETCFAnnual 0.85JJA-DJF 0.96ENSO Tele 0.47DJF 0.94MAM 0.83JJA 0.89SON 0.88


Hovmollers
FSNTOCEANLANDLAND+OCEAN
FLNTOCEANLANDLAND+OCEAN
SWCFOCEANLANDLAND+OCEAN
LWCFOCEANLANDLAND+OCEAN
FSOCEANLANDLAND+OCEAN
PROCEANLANDLAND+OCEAN
TMQOCEANLANDLAND+OCEAN
SOLINOCEANLANDLAND+OCEAN
ALBEDOOCEANLANDLAND+OCEAN
ALBDSOCEANLANDLAND+OCEAN
RTOCEANLANDLAND+OCEAN
FSDSOCEANLANDLAND+OCEAN
FLDSOCEANLANDLAND+OCEAN
FSNSOCEANLANDLAND+OCEAN
FLNSOCEANLANDLAND+OCEAN
LHFLXOCEANLANDLAND+OCEAN
SHFLXOCEANLANDLAND+OCEAN
TREFHTOCEANLANDLAND+OCEAN
TREFHTAOCEANLANDLAND+OCEAN
EPOCEANLANDLAND+OCEAN
RTFSOCEANLANDLAND+OCEAN
Z500OCEANLANDLAND+OCEAN
RELHUM992OCEANLANDLAND+OCEAN
NETCFOCEANLANDLAND+OCEAN
OMEGA500OCEANLANDLAND+OCEAN
U10OCEANLANDLAND+OCEAN
PSLOCEANLANDLAND+OCEAN
RELHUM500OCEANLANDLAND+OCEAN