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Methodology
CMATv1 CESM3dev Repository
Created: Tue Aug 19 12:30:52 2025
CMAT Version 1: NetCDF output

CMAT 1.0 CESM3dev CESM3dev_192pi: vs CESM2_1:
(Overall: 0.74-A; Energy: 0.74-A; Water: 0.64-A; Dynamics: 0.83-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.


FLNT PCor-ENSO degrades.
see also LWCF, TREFHT, TMQ
SWCF PCor-ENSO degrades.
see also ALBDS
LWCF PCor-ENSO degrades.
PR PCor-ENSO degrades.
TMQ PCor-ENSO degrades.
LHFLX PCor-ENSO degrades.
EP PCor-ENSO degrades.
RTFS PCor-ENSO degrades.
Z500 PCor-ENSO degrades.
RELHUM992 PCor-ENSO degrades.
OMEGA500 PCor-ENSO degrades.
U10 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 0.78 Annual 0.99JJA-DJF 0.99ENSO Tele 0.35DJF 0.99MAM 0.99JJA 0.99SON 0.99
FLNT 0.87 Annual 0.98JJA-DJF 0.97ENSO Tele 0.65DJF 0.98MAM 0.97JJA 0.98SON 0.97
SWCF 0.74 Annual 0.88JJA-DJF 0.95ENSO Tele 0.38DJF 0.94MAM 0.89JJA 0.89SON 0.88
LWCF 0.82 Annual 0.92JJA-DJF 0.92ENSO Tele 0.62DJF 0.92MAM 0.84JJA 0.92SON 0.90
FS 0.55 Annual 0.61JJA-DJF 0.96ENSO Tele 0.06DJF 0.89MAM 0.76JJA 0.89SON 0.77
RTFS 0.72 Annual 0.93JJA-DJF 0.93ENSO Tele 0.31DJF 0.93MAM 0.90JJA 0.91SON 0.91
Key Water VariablesScored/GradedUnscored
PR 0.73Annual 0.87JJA-DJF 0.83ENSO Tele 0.49DJF 0.84MAM 0.85JJA 0.85SON 0.83
TMQ 0.92Annual 0.99JJA-DJF 0.98ENSO Tele 0.79DJF 0.99MAM 0.99JJA 0.98SON 0.98
LHFLX 0.80Annual 0.96JJA-DJF 0.91ENSO Tele 0.53DJF 0.95MAM 0.95JJA 0.95SON 0.95
EP 0.55Annual 0.57JJA-DJF 0.50ENSO Tele 0.60DJF 0.60MAM 0.57JJA 0.51SON 0.50
RELHUM992 0.57Annual 0.81JJA-DJF 0.65ENSO Tele 0.24DJF 0.79MAM 0.80JJA 0.75SON 0.82
Key Dynamics VariablesScored/GradedUnscored
PSL 0.87Annual 0.99JJA-DJF 0.95ENSO Tele 0.66DJF 0.98MAM 0.98JJA 0.98SON 0.99
U10 0.82Annual 0.96JJA-DJF 0.93ENSO Tele 0.56DJF 0.95MAM 0.96JJA 0.96SON 0.96
Z500 0.80Annual 0.93JJA-DJF 0.90ENSO Tele 0.56DJF 0.95MAM 0.91JJA 0.85SON 0.91
OMEGA500 0.62Annual 0.68JJA-DJF 0.73ENSO Tele 0.46DJF 0.67MAM 0.66JJA 0.72SON 0.68
RELHUM500 0.87Annual 0.96JJA-DJF 0.94ENSO Tele 0.70DJF 0.96MAM 0.95JJA 0.95SON 0.96
Other Variables (unscored)
SOLINAnnual 1.00JJA-DJF 1.00DNADJF 1.00MAM 1.00JJA 1.00SON 1.00
ALBEDOAnnual 0.91JJA-DJF 0.46ENSO Tele 0.35DJF 0.70MAM 0.92JJA 0.86SON 0.91
ALBDSAnnual 0.98JJA-DJF 0.91ENSO Tele -0.12DJF 0.96MAM 0.98JJA 0.96SON 0.97
RTAnnual 0.99JJA-DJF 0.99ENSO Tele 0.30DJF 0.99MAM 0.99JJA 0.99SON 0.99
FSDSAnnual 0.97JJA-DJF 0.99ENSO Tele 0.39DJF 0.98MAM 0.99JJA 0.98SON 0.97
FLDSAnnual 0.99JJA-DJF 0.98ENSO Tele 0.55DJF 0.99MAM 0.99JJA 0.99SON 0.99
FSNSAnnual 0.98JJA-DJF 0.99ENSO Tele 0.38DJF 0.98MAM 0.99JJA 0.98SON 0.98
FLNSAnnual 0.91JJA-DJF 0.88ENSO Tele 0.39DJF 0.90MAM 0.91JJA 0.89SON 0.89
SHFLXAnnual 0.88JJA-DJF 0.88ENSO Tele 0.31DJF 0.88MAM 0.87JJA 0.87SON 0.88
TREFHTAnnual 1.00JJA-DJF 0.99ENSO Tele 0.42DJF 0.99MAM 0.99JJA 0.99SON 0.99
TREFHTAAnnual 0.01JJA-DJF -0.63ENSO Tele 0.42DJF -0.64MAM -0.08JJA -0.60SON -0.48
NETCFAnnual 0.85JJA-DJF 0.96ENSO Tele 0.27DJF 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