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Methodology
CMATv1 CESM3dev Repository
Created: Fri Dec 26 13:09:00 2025
CMAT Version 1: NetCDF output

CMAT 1.0 CESM3dev CESM3dev_245pi: vs CESM2_1:
(Overall: 0.82-A; Energy: 0.83-A; Water: 0.70-NA; Dynamics: 0.93-A)



Summary Comments
NotesFlags vs ObsImprovements (vs CESM2_1)Degradations (vs CESM2_1)
CESM3dev NHM-SHM FSNT too small.
see also SWCF, ALBDS
OM-LM FSNT too large.
see also SWCF, ALBDS
Global Mean LHFLX too large.
OM-LM LHFLX too small.

 FSNT PCor-ENSO improves.
see also SWCF, ALBDS
RTFS PCor-ENSO improves.

PR PCor-AM 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 0.89 Annual 0.99JJA-DJF 0.99ENSO Tele 0.68DJF 0.99MAM 0.99JJA 0.99SON 0.99
FLNT 0.94 Annual 0.98JJA-DJF 0.97ENSO Tele 0.87DJF 0.97MAM 0.96JJA 0.98SON 0.96
SWCF 0.84 Annual 0.88JJA-DJF 0.95ENSO Tele 0.69DJF 0.94MAM 0.89JJA 0.89SON 0.88
LWCF 0.89 Annual 0.90JJA-DJF 0.92ENSO Tele 0.86DJF 0.90MAM 0.84JJA 0.91SON 0.87
FS 0.56 Annual 0.62JJA-DJF 0.96ENSO Tele 0.11DJF 0.89MAM 0.76JJA 0.89SON 0.77
RTFS 0.85 Annual 0.93JJA-DJF 0.92ENSO Tele 0.70DJF 0.93MAM 0.91JJA 0.92SON 0.91
Key Water VariablesScored/GradedUnscored
PR 0.81Annual 0.84JJA-DJF 0.83ENSO Tele 0.77DJF 0.84MAM 0.85JJA 0.82SON 0.79
TMQ 0.97Annual 0.99JJA-DJF 0.98ENSO Tele 0.93DJF 0.99MAM 0.99JJA 0.98SON 0.98
LHFLX 0.86Annual 0.96JJA-DJF 0.91ENSO Tele 0.72DJF 0.95MAM 0.96JJA 0.95SON 0.95
EP 0.63Annual 0.57JJA-DJF 0.52ENSO Tele 0.80DJF 0.60MAM 0.60JJA 0.51SON 0.51
RELHUM992 0.61Annual 0.81JJA-DJF 0.64ENSO Tele 0.39DJF 0.78MAM 0.80JJA 0.75SON 0.82
Key Dynamics VariablesScored/GradedUnscored
PSL 0.95Annual 0.99JJA-DJF 0.96ENSO Tele 0.91DJF 0.98MAM 0.98JJA 0.98SON 0.99
U10 0.88Annual 0.96JJA-DJF 0.93ENSO Tele 0.76DJF 0.95MAM 0.96JJA 0.96SON 0.96
Z500 0.91Annual 0.94JJA-DJF 0.91ENSO Tele 0.89DJF 0.95MAM 0.92JJA 0.89SON 0.90
OMEGA500 0.71Annual 0.67JJA-DJF 0.72ENSO Tele 0.76DJF 0.67MAM 0.66JJA 0.70SON 0.65
RELHUM500 0.94Annual 0.95JJA-DJF 0.94ENSO Tele 0.92DJF 0.95MAM 0.95JJA 0.94SON 0.94
Other Variables (unscored)
SOLINAnnual 1.00JJA-DJF 1.00DNADJF 1.00MAM 1.00JJA 1.00SON 1.00
ALBEDOAnnual 0.91JJA-DJF 0.46ENSO Tele 0.66DJF 0.70MAM 0.92JJA 0.87SON 0.92
ALBDSAnnual 0.98JJA-DJF 0.91ENSO Tele 0.41DJF 0.96MAM 0.97JJA 0.96SON 0.97
RTAnnual 0.99JJA-DJF 0.99ENSO Tele 0.60DJF 0.99MAM 0.99JJA 0.99SON 0.99
FSDSAnnual 0.97JJA-DJF 0.99ENSO Tele 0.69DJF 0.98MAM 0.98JJA 0.98SON 0.97
FLDSAnnual 0.99JJA-DJF 0.98ENSO Tele 0.79DJF 0.99MAM 0.99JJA 0.99SON 0.99
FSNSAnnual 0.98JJA-DJF 0.99ENSO Tele 0.69DJF 0.98MAM 0.99JJA 0.98SON 0.98
FLNSAnnual 0.92JJA-DJF 0.89ENSO Tele 0.62DJF 0.90MAM 0.92JJA 0.91SON 0.91
SHFLXAnnual 0.89JJA-DJF 0.88ENSO Tele 0.57DJF 0.89MAM 0.88JJA 0.87SON 0.89
TREFHTAnnual 1.00JJA-DJF 0.99ENSO Tele 0.81DJF 0.99MAM 0.99JJA 0.99SON 0.99
TREFHTAAnnual 0.00JJA-DJF -0.62ENSO Tele 0.81DJF -0.63MAM -0.07JJA -0.59SON -0.46
NETCFAnnual 0.85JJA-DJF 0.96ENSO Tele 0.50DJF 0.94MAM 0.82JJA 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