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part of cam6_4_214: Update WACCM7 default namelist #1725

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Merged
6 commits merged into from
Oct 21, 2026
Merged

part of cam6_4_214: Update WACCM7 default namelist #1725

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b275459
initial changes
fvitt Oct 7, 2026
05a3ae0
update default ne16 waccm IC file
fvitt Oct 10, 2026
09d11e1
update waccmx IC files
fvitt Oct 16, 2026
369ff2d
update default waccm ne30 IC file
fvitt Oct 18, 2026
c56a971
include default ne3 IC file
fvitt Oct 19, 2026
7a3ed84
revert LT use case files
fvitt Oct 19, 2026
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12 changes: 2 additions & 10 deletions bld/build-namelist
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Original file line number Diff line number Diff line change
Expand Up @@ -2965,17 +2965,9 @@ if ($maxzen>0.0) {
# upper boundary specifier
my $ubc_ver;
if (($chem =~ /waccm_ma/ or $chem =~ /waccm_tsmlt/ or $chem =~ /waccm_t4ma/) and !$waccmx) {
if ($phys =~ /cam7/) {
$ubc_ver = 'waccm7chem';
} else {
$ubc_ver = 'waccmchem';
}
$ubc_ver = 'waccmchem';
} elsif ($chem =~ /waccm_sc/ or ($model_top eq "ht" and $chem =~ /ghg_mam/)) {
if ($phys =~ /cam7/) {
$ubc_ver = 'waccm7sc';
} else {
$ubc_ver = 'waccmsc';
}
$ubc_ver = 'waccmsc';
}
if (defined $ubc_ver) {
add_default($nl, 'ubc_specifier', 'ver'=>$ubc_ver);
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12 changes: 5 additions & 7 deletions bld/namelist_files/namelist_defaults_cam.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -189,6 +189,11 @@
<ncdata hgrid="ne16np4" nlev="130" waccmx="1" >atm/waccm/ic/FX2000_ne16pg3_spinup01.cam.i.0002-01-01_c251215.nc</ncdata>
<ncdata hgrid="ne16np4" nlev="58" >atm/cam/inic/se/FHISTC_LTso_ne16pg3_ne16pg3_mg17.i.c260220.nc</ncdata>
<ncdata hgrid="ne16np4" nlev="93" >atm/cam/inic/se/FHISTC_MTso_ne16pg3_ne16pg3_mg17.i.c260220.nc</ncdata>
<ncdata hgrid="ne3np4" nlev="135" waccm_phys="1" >atm/waccm/ic/FHISTC_WAt1ma_ne3pg3_spinup01.cam.i.1980-01-01_c261018.nc</ncdata>
<ncdata hgrid="ne16np4" nlev="135" waccm_phys="1" >atm/waccm/ic/f.e30.FHISTC_WAt1ma.ne16pg3_mg17_L135_cam6_4_cam6_4_201_beres0.15.cam.i.1980-01-01_c260909.nc</ncdata>
<ncdata hgrid="ne30np4" nlev="135" waccm_phys="1" >atm/waccm/ic/f.e30.FHISTC_WAt1ma.ne30pg3_mg17_L135_cam6_4_201_beres0.15.cam.i.1980-01-01_c261017.nc</ncdata>
<ncdata hgrid="ne16np4" nlev="189" waccmx="1" >atm/waccm/ic/FHISTC_WXma_ne16pg3_watervapor_spinup02.cam.i.1980-01-01_c261015.nc</ncdata>
<ncdata hgrid="ne30np4" nlev="189" waccmx="1" >atm/waccm/ic/FHISTC_WXma_ne30pg3_watervapor_spinup02.cam.i.1980-01-01_c261015.nc</ncdata>

<ncdata hgrid="ne30np4" nlev="26" >atm/cam/inic/se/ape_topo_cam4_ne30np4_L26_c171020.nc</ncdata>
<ncdata hgrid="ne30np4" nlev="26" aquaplanet="1" >atm/cam/inic/se/ape_cam4_ne30np4_L26_c170417.nc</ncdata>
Expand Down Expand Up @@ -2099,13 +2104,6 @@
<ubc_specifier ver="waccmsc">
'T->MSIS','Q->2.d-8vmr','CH4->2.d-10vmr'
</ubc_specifier>
<!-- WACCM7 -- do not include water vapor for now -->
<ubc_specifier ver="waccm7chem">
'T->MSIS','CH4->2.d-10vmr','F->1.0D-15mmr','HF->1.0D-15mmr','H->MSIS','N->MSIS','O->MSIS','O2->MSIS','H2->TGCM','NO->SNOE'
</ubc_specifier>
<ubc_specifier ver="waccm7sc">
'T->MSIS','CH4->2.d-10vmr'
</ubc_specifier>

<!-- Boundary data for Tropopheric Chemistry -->
<fstrat_file >atm/cam/chem/trop_mozart/ub/ubvals_b40.20th.track1_1996-2005_c110315.nc</fstrat_file>
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6 changes: 0 additions & 6 deletions bld/namelist_files/use_cases/waccm_ma_hist_cam7.xml
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Expand Up @@ -14,12 +14,6 @@
<epp_all_filepath>atm/cam/solar/SolarForcingCMIP7-4.6_18491230-20240101_sumEPP_c20250630.nc</epp_all_filepath>
<epp_all_varname>'epp_ion_rates'</epp_all_varname>

<!--Species IC -->
<ncdata dyn="se" hgrid="ne30np4" nlev="135">atm/waccm/ic/FHIST_WAt1ma_ne30pg3_spinup01.cam.i.1980-01-01-00000_c250124.nc</ncdata>
<ncdata dyn="se" hgrid="ne16np4" nlev="135">/glade/work/fvitt/waccm_ic/FHISTC_WAt1ma_ne16pg3_watervapor_initial_spinup01.cam.i.1980-01-01-00000.nc</ncdata>
<ncdata dyn="se" hgrid="ne30np4" nlev="189">atm/waccm/ic/FHIST_WXma_ne30pg3_spinup03.cam.i.1980-01-01-00000_c250201.nc</ncdata>
<ncdata dyn="se" hgrid="ne16np4" nlev="189">atm/waccm/ic/FHIST_WXma_ne16pg3_spinup02.cam.i.1980-01-01-00000_c250201.nc</ncdata>

<!-- LBC, UBC Files -->
<flbc_type>SERIAL</flbc_type>
<flbc_list>
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6 changes: 0 additions & 6 deletions bld/namelist_files/use_cases/waccm_sc_hist_cam7.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -10,12 +10,6 @@
<!-- Kp and F10.7 -->
<solar_parms_data_file>atm/cam/solar/SolarForcingCMIP7-4.6_18491230-20240101_sumEPP_c20250630.nc</solar_parms_data_file>

<!--Species IC -->
<ncdata dyn="se" hgrid="ne30np4" nlev="135">atm/waccm/ic/FHIST_WAt1ma_ne30pg3_spinup01.cam.i.1980-01-01-00000_c250124.nc</ncdata>
<ncdata dyn="se" hgrid="ne16np4" nlev="135">atm/waccm/ic/FHIST_WAt1ma_ne16pg3_spinup01.cam.i.1980-01-01-00000_c250124.nc</ncdata>
<ncdata dyn="se" hgrid="ne30np4" nlev="189">atm/waccm/ic/FHIST_WXma_ne30pg3_spinup03.cam.i.1980-01-01-00000_c250201.nc</ncdata>
<ncdata dyn="se" hgrid="ne16np4" nlev="189">atm/waccm/ic/FHIST_WXma_ne16pg3_spinup02.cam.i.1980-01-01-00000_c250201.nc</ncdata>

<!-- LBC, UBC Files -->
<flbc_type>SERIAL</flbc_type>
<flbc_list>'CO2','CH4','N2O','CFC11','CFC12','CFC11eq'</flbc_list>
Expand Down
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