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Land surface upgrades for HR4 #219
Land surface upgrades for HR4 #219
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sync with ufs/dev
@barlage @cenlinhe @dustinswales @grantfirl We'd appreciate it if you can review this PR. We'd like to get this PR committed to start GFS HR4 experiments at the earliest time possible. |
do is = isnow,0 | ||
tsnoxy(ix,is) = tgxy(ix) | ||
! tsnoxy(ix,is) = tgxy(ix) | ||
! tsnoxy(ix,is) = tgxy(ix) + (( sum(dzsno(isnow:is)) -0.5*dzsno(is) )/snd)*(tgxy(ix)-stc(ix,1)) |
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probably best to clean this up by removing all the comments
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Done
@@ -1989,7 +1989,7 @@ subroutine energy (parameters,ice ,vegtyp ,ist ,nsnow ,nsoil , & !in | |||
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real (kind=kind_phys), parameter :: mpe = 1.e-6 | |||
real (kind=kind_phys), parameter :: psiwlt = -150. !metric potential for wilting point (m) | |||
real (kind=kind_phys), parameter :: z0 = 0.002 ! bare-soil roughness length (m) (i.e., under the canopy) | |||
real (kind=kind_phys), parameter :: z0 = 0.015 ! bare-soil roughness length (m) (i.e., under the canopy) |
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where does "0.015" come from? Is it tuned? I did not find this value in the Noah-MP.
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it is tuned based on wind speed bias over bare soil and vegetated areas with low vegetation fraction
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got it. thanks!
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The changes look good to me.
@grantfirl @dustinswales any chance for final reviews? |
Testing for #2354 has completed successfully, please continue with the merge process. @grantfirl |
To address some concerns from HR3 especially the surface cold biases we have finalized some land surface upgrades after carrying out extensive tests and evaluation.