From 60cd6e28a06efc6b6a80d2d6b34693d56cba4bc3 Mon Sep 17 00:00:00 2001
From: Jon Wolfe <jonbob@lanl.gov>
Date: Tue, 12 Mar 2024 19:25:48 -0500
Subject: [PATCH] Add domain, mapping, and spunup IC support for
 NARRM14to30E3r1

---
 cime_config/config_grids.xml                | 130 ++++++++++++++++++++
 components/mpas-ocean/cime_config/buildnml  |   4 +-
 components/mpas-seaice/cime_config/buildnml |   4 +-
 3 files changed, 134 insertions(+), 4 deletions(-)

diff --git a/cime_config/config_grids.xml b/cime_config/config_grids.xml
index 3002ebdbdbd8..7366759705fc 100755
--- a/cime_config/config_grids.xml
+++ b/cime_config/config_grids.xml
@@ -409,6 +409,16 @@
       <mask>IcoswISC30E3r5</mask>
     </model_grid>
 
+    <model_grid alias="T62_NARRM14to30E3r1" compset="(DATM|XATM|SATM)">
+      <grid name="atm">T62</grid>
+      <grid name="lnd">T62</grid>
+      <grid name="ocnice">NARRM14to30E3r1</grid>
+      <grid name="rof">rx1</grid>
+      <grid name="glc">null</grid>
+      <grid name="wav">null</grid>
+      <mask>NARRM14to30E3r1</mask>
+    </model_grid>
+
     <model_grid alias="TL319_oEC60to30v3" compset="(DATM|XATM|SATM)">
       <grid name="atm">TL319</grid>
       <grid name="lnd">TL319</grid>
@@ -529,6 +539,16 @@
       <mask>IcoswISC30E3r5</mask>
     </model_grid>
 
+    <model_grid alias="TL319_NARRM14to30E3r1" compset="(DATM|XATM|SATM)">
+      <grid name="atm">TL319</grid>
+      <grid name="lnd">TL319</grid>
+      <grid name="ocnice">NARRM14to30E3r1</grid>
+      <grid name="rof">JRA025</grid>
+      <grid name="glc">null</grid>
+      <grid name="wav">null</grid>
+      <mask>NARRM14to30E3r1</mask>
+    </model_grid>
+
     <model_grid alias="TL319_oRRS18to6v3" compset="(DATM|XATM|SATM)">
       <grid name="atm">TL319</grid>
       <grid name="lnd">TL319</grid>
@@ -993,6 +1013,16 @@
       <mask>WC14to60E2r3</mask>
     </model_grid>
 
+    <model_grid alias="northamericax4v1pg2_r025_NARRM14to30E3r1" compset="(DOCN|XOCN|SOCN|AQP1|EAM.+ELM.+MPASO)">
+      <grid name="atm">ne0np4_northamericax4v1.pg2</grid>
+      <grid name="lnd">r025</grid>
+      <grid name="ocnice">NARRM14to30E3r1</grid>
+      <grid name="rof">r025</grid>
+      <grid name="glc">null</grid>
+      <grid name="wav">null</grid>
+      <mask>NARRM14to30E3r1</mask>
+    </model_grid>
+
     <model_grid alias="northamericax4v1pg2_WC14to60E2r3" compset="(DOCN|EAM.+ELM.+MPASO)">
       <grid name="atm">ne0np4_northamericax4v1.pg2</grid>
       <grid name="lnd">ne0np4_northamericax4v1.pg2</grid>
@@ -1223,6 +1253,16 @@
       <mask>IcoswISC30E3r5</mask>
     </model_grid>
 
+    <model_grid alias="ne30pg2_NARRM14to30E3r1">
+      <grid name="atm">ne30np4.pg2</grid>
+      <grid name="lnd">ne30np4.pg2</grid>
+      <grid name="ocnice">NARRM14to30E3r1</grid>
+      <grid name="rof">r05</grid>
+      <grid name="glc">null</grid>
+      <grid name="wav">null</grid>
+      <mask>NARRM14to30E3r1</mask>
+    </model_grid>
+
     <model_grid alias="northamericax4v1_r0125_northamericax4v1" compset="(DOCN|XOCN|SOCN|AQP1)">
       <grid name="atm">ne0np4_northamericax4v1</grid>
       <grid name="lnd">r0125</grid>
@@ -2064,6 +2104,16 @@
       <mask>IcoswISC30E3r5</mask>
     </model_grid>
 
+    <model_grid alias="ne30pg2_r05_NARRM14to30E3r1">
+      <grid name="atm">ne30np4.pg2</grid>
+      <grid name="lnd">r05</grid>
+      <grid name="ocnice">NARRM14to30E3r1</grid>
+      <grid name="rof">r05</grid>
+      <grid name="glc">null</grid>
+      <grid name="wav">null</grid>
+      <mask>NARRM14to30E3r1</mask>
+    </model_grid>
+
     <model_grid alias="ne30pg2_r05_WC14to60E2r3">
       <grid name="atm">ne30np4.pg2</grid>
       <grid name="lnd">r05</grid>
@@ -2374,6 +2424,7 @@
       <file grid="atm|lnd" mask="SOwISC12to60E2r4">$DIN_LOC_ROOT/share/domains/domain.lnd.T62_SOwISC12to60E2r4.210119.nc</file>
       <file grid="atm|lnd" mask="ECwISC30to60E2r1">$DIN_LOC_ROOT/share/domains/domain.lnd.T62_ECwISC30to60E2r1.201007.nc</file>
       <file grid="atm|lnd" mask="IcoswISC30E3r5">$DIN_LOC_ROOT/share/domains/domain.lnd.T62_IcoswISC30E3r5.231121.nc</file>
+      <file grid="atm|lnd" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.lnd.T62_NARRM14to30E3r1.240228.nc</file>
       <desc>T62 is Gaussian grid:</desc>
     </domain>
 
@@ -2418,6 +2469,8 @@
       <file grid="ice|ocn" mask="ECwISC30to60E2r1">$DIN_LOC_ROOT/share/domains/domain.ocn.TL319_ECwISC30to60E2r1.201007.nc</file>
       <file grid="atm|lnd" mask="IcoswISC30E3r5">$DIN_LOC_ROOT/share/domains/domain.lnd.TL319_IcoswISC30E3r5.231121.nc</file>
       <file grid="ice|ocn" mask="IcoswISC30E3r5">$DIN_LOC_ROOT/share/domains/domain.ocn.TL319_IcoswISC30E3r5.231121.nc</file>
+      <file grid="atm|lnd" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.lnd.TL319_NARRM14to30E3r1.240228.nc</file>
+      <file grid="ice|ocn" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.ocn.TL319_NARRM14to30E3r1.240228.nc</file>
       <file grid="atm|lnd" mask="oRRS18to6v3">$DIN_LOC_ROOT/share/domains/domain.lnd.TL319_oRRS18to6v3.220124.nc</file>
       <file grid="ice|ocn" mask="oRRS18to6v3">$DIN_LOC_ROOT/share/domains/domain.ocn.TL319_oRRS18to6v3.220124.nc</file>
       <desc>TL319 is JRA lat/lon grid:</desc>
@@ -2527,6 +2580,8 @@
       <file grid="ice|ocn" mask="oRRS18to6v3">$DIN_LOC_ROOT/share/domains/domain.ocn.ne30pg2_oRRS18to6v3.211101.nc</file>
       <file grid="atm|lnd" mask="IcoswISC30E3r5">$DIN_LOC_ROOT/share/domains/domain.lnd.ne30pg2_IcoswISC30E3r5.231121.nc</file>
       <file grid="ice|ocn" mask="IcoswISC30E3r5">$DIN_LOC_ROOT/share/domains/domain.ocn.ne30pg2_IcoswISC30E3r5.231121.nc</file>
+      <file grid="atm|lnd" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.lnd.ne30pg2_NARRM14to30E3r1.240228.nc</file>
+      <file grid="ice|ocn" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.ocn.ne30pg2_NARRM14to30E3r1.240228.nc</file>
       <file grid="atm|lnd" mask="gx1v6">$DIN_LOC_ROOT/share/domains/domain.lnd.ne30pg2_gx1v6.190806.nc</file>
       <file grid="ice|ocn" mask="gx1v6">$DIN_LOC_ROOT/share/domains/domain.ocn.ne30pg2_gx1v6.190806.nc</file>
       <desc>ne30np4.pg2 is Spectral Elem 1-deg grid w/ 2x2 FV physics grid per element:</desc>
@@ -2801,6 +2856,13 @@
       <desc>IcoswISC30E3r5 is a MPAS ocean grid generated with the jigsaw/compass process using a dual mesh that is a subdivided icosahedron, resulting in a nearly uniform resolution of 30 km. Additionally, it has ocean in ice-shelf cavities:</desc>
     </domain>
 
+    <domain name="NARRM14to30E3r1">
+      <nx>662141</nx>
+      <ny>1</ny>
+      <file grid="ice|ocn">$DIN_LOC_ROOT/share/domains/domain.ocn.NARRM14to30E3r1.240228.nc</file>
+      <desc>NARRM14to30E3r1 is a MPAS ocean grid generated with the jigsaw/compass process XXXX TODO:</desc>
+    </domain>
+
     <!-- ROF (river) grids-->
 
     <domain name="r2">
@@ -2833,6 +2895,8 @@
       <file grid="lnd" mask="WC14to60E2r3">$DIN_LOC_ROOT/share/domains/domain.lnd.r05_WC14to60E2r3.200929.nc</file>
       <file grid="atm" mask="IcoswISC30E3r5">$DIN_LOC_ROOT/share/domains/domain.lnd.r05_IcoswISC30E3r5.231121.nc</file>
       <file grid="lnd" mask="IcoswISC30E3r5">$DIN_LOC_ROOT/share/domains/domain.lnd.r05_IcoswISC30E3r5.231121.nc</file>
+      <file grid="atm" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.lnd.r05_NARRM14to30E3r1.240228.nc</file>
+      <file grid="lnd" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.lnd.r05_NARRM14to30E3r1.240228.nc</file>
       <file grid="lnd" mask="gx1v6">$DIN_LOC_ROOT/share/domains/domain.lnd.r05_gx1v6.191014.nc</file>
       <desc>r05 is 1/2 degree river routing grid:</desc>
     </domain>
@@ -2984,6 +3048,8 @@
       <file grid="ice|ocn" mask="WC14to60E2r3">$DIN_LOC_ROOT/share/domains/domain.ocn.northamericax4v1pg2_WC14to60E2r3.200929.nc</file>
       <file grid="atm|lnd" mask="EC30to60E2r2">$DIN_LOC_ROOT/share/domains/domain.lnd.northamericax4v1pg2_EC30to60E2r2.220428.nc</file>
       <file grid="ice|ocn" mask="EC30to60E2r2">$DIN_LOC_ROOT/share/domains/domain.ocn.northamericax4v1pg2_EC30to60E2r2.220428.nc</file>
+      <file grid="atm|lnd" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.lnd.northamericax4v1pg2_NARRM14to30E3r1.240304.nc</file>
+      <file grid="ice|ocn" mask="NARRM14to30E3r1">$DIN_LOC_ROOT/share/domains/domain.ocn.northamericax4v1pg2_NARRM14to30E3r1.240304.nc</file>
       <desc>1-deg with 1/4-deg over North America (version 1) pg2:</desc>
     </domain>
 
@@ -3299,6 +3365,16 @@
       <map name="ATM2OCN_FMAPNAME_NONLINEAR">cpl/gridmaps/ne30pg2/map_ne30pg2_to_IcoswISC30E3r5_trfvnp2.20231121.nc</map>
     </gridmap>
 
+    <gridmap atm_grid="ne30np4.pg2" ocn_grid="NARRM14to30E3r1">
+      <map name="ATM2OCN_FMAPNAME">cpl/gridmaps/ne30pg2/map_ne30pg2_to_NARRM14to30E3r1_traave.20240228.nc</map>
+      <map name="ATM2OCN_VMAPNAME">cpl/gridmaps/ne30pg2/map_ne30pg2_to_NARRM14to30E3r1_trbilin.20240228.nc</map>
+      <map name="ATM2OCN_SMAPNAME">cpl/gridmaps/ne30pg2/map_ne30pg2_to_NARRM14to30E3r1_trbilin.20240228.nc</map>
+      <map name="OCN2ATM_FMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_ne30pg2_traave.20240228.nc</map>
+      <map name="OCN2ATM_SMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_ne30pg2_traave.20240228.nc</map>
+      <map name="ATM2ICE_FMAPNAME_NONLINEAR">cpl/gridmaps/ne30pg2/map_ne30pg2_to_NARRM14to30E3r1_trfvnp2.20240228.nc</map>
+      <map name="ATM2OCN_FMAPNAME_NONLINEAR">cpl/gridmaps/ne30pg2/map_ne30pg2_to_NARRM14to30E3r1_trfvnp2.20240228.nc</map>
+    </gridmap>
+
     <gridmap atm_grid="ne30np4.pg3" ocn_grid="oEC60to30v3">
       <map name="ATM2OCN_FMAPNAME">cpl/gridmaps/ne30pg3/map_ne30pg3_to_oEC60to30v3_mono.200331.nc</map>
       <map name="ATM2OCN_VMAPNAME">cpl/gridmaps/ne30pg3/map_ne30pg3_to_oEC60to30v3_bilin.200331.nc</map>
@@ -3769,6 +3845,16 @@
       <map name="OCN2ATM_SMAPNAME">cpl/gridmaps/EC30to60E2r2/map_EC30to60E2r2_to_northamericax4v1pg2_mono.220428.nc</map>
     </gridmap>
 
+    <gridmap atm_grid="ne0np4_northamericax4v1.pg2" ocn_grid="NARRM14to30E3r1">
+      <map name="ATM2OCN_FMAPNAME">cpl/gridmaps/northamericax4v1np4/map_northamericax4v1pg2_to_NARRM14to30E3r1_traave.20240304.nc</map>
+      <map name="ATM2OCN_VMAPNAME">cpl/gridmaps/northamericax4v1np4/map_northamericax4v1pg2_to_NARRM14to30E3r1_trbilin.20240304.nc</map>
+      <map name="ATM2OCN_SMAPNAME">cpl/gridmaps/northamericax4v1np4/map_northamericax4v1pg2_to_NARRM14to30E3r1_trbilin.20240304.nc</map>
+      <map name="OCN2ATM_FMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_northamericax4v1pg2_traave.20240304.nc</map>
+      <map name="OCN2ATM_SMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_northamericax4v1pg2_traave.20240304.nc</map>
+      <map name="ATM2ICE_FMAPNAME_NONLINEAR">cpl/gridmaps/northamericax4v1np4/map_northamericax4v1pg2_to_NARRM14to30E3r1_trfvnp2.20240304.nc</map>
+      <map name="ATM2OCN_FMAPNAME_NONLINEAR">cpl/gridmaps/northamericax4v1np4/map_northamericax4v1pg2_to_NARRM14to30E3r1_trfvnp2.20240304.nc</map>
+    </gridmap>
+
     <gridmap atm_grid="ne0np4_northamericax4v1.pg2" lnd_grid="r0125">
       <map name="ATM2LND_FMAPNAME">cpl/gridmaps/northamericax4v1np4/map_northamericax4v1pg2_to_r0125_mono.20200401.nc</map>
       <map name="ATM2LND_SMAPNAME">cpl/gridmaps/northamericax4v1np4/map_northamericax4v1pg2_to_r0125_bilin.20200401.nc</map>
@@ -4026,6 +4112,14 @@
       <map name="OCN2ATM_SMAPNAME">cpl/gridmaps/IcoswISC30E3r5/map_IcoswISC30E3r5_to_T62_traave.20231121.nc</map>
     </gridmap>
 
+    <gridmap atm_grid="T62" ocn_grid="NARRM14to30E3r1">
+      <map name="ATM2OCN_FMAPNAME">cpl/gridmaps/T62/map_T62_to_NARRM14to30E3r1_traave.20240228.nc</map>
+      <map name="ATM2OCN_SMAPNAME">cpl/gridmaps/T62/map_T62_to_NARRM14to30E3r1_trbilin.20240228.nc</map>
+      <map name="ATM2OCN_VMAPNAME">cpl/gridmaps/T62/map_T62_to_NARRM14to30E3r1_esmfpatch.20240228.nc</map>
+      <map name="OCN2ATM_FMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_T62_traave.20240228.nc</map>
+      <map name="OCN2ATM_SMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_T62_traave.20240228.nc</map>
+    </gridmap>
+
     <gridmap atm_grid="TL319" ocn_grid="oEC60to30v3">
       <map name="ATM2OCN_FMAPNAME">cpl/gridmaps/TL319/map_TL319_to_oEC60to30v3_aave.181203.nc</map>
       <map name="ATM2OCN_SMAPNAME">cpl/gridmaps/TL319/map_TL319_to_oEC60to30v3_bilin.181203.nc</map>
@@ -4122,6 +4216,14 @@
       <map name="OCN2ATM_SMAPNAME">cpl/gridmaps/IcoswISC30E3r5/map_IcoswISC30E3r5_to_TL319_traave.20231121.nc</map>
     </gridmap>
 
+    <gridmap atm_grid="TL319" ocn_grid="NARRM14to30E3r1">
+      <map name="ATM2OCN_FMAPNAME">cpl/gridmaps/TL319/map_TL319_to_NARRM14to30E3r1_traave.20240228.nc</map>
+      <map name="ATM2OCN_SMAPNAME">cpl/gridmaps/TL319/map_TL319_to_NARRM14to30E3r1_trbilin.20240228.nc</map>
+      <map name="ATM2OCN_VMAPNAME">cpl/gridmaps/TL319/map_TL319_to_NARRM14to30E3r1_esmfpatch.20240228.nc</map>
+      <map name="OCN2ATM_FMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_TL319_traave.20240228.nc</map>
+      <map name="OCN2ATM_SMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_TL319_traave.20240228.nc</map>
+    </gridmap>
+
     <gridmap atm_grid="TL319" ocn_grid="oRRS18to6v3">
       <map name="ATM2OCN_FMAPNAME">cpl/gridmaps/TL319/map_TL319_to_oRRS18to6v3_aave.220124.nc</map>
       <map name="ATM2OCN_SMAPNAME">cpl/gridmaps/TL319/map_TL319_to_oRRS18to6v3_bilin.220124.nc</map>
@@ -4481,6 +4583,14 @@
       <map name="OCN2ROF_SMAPNAME">cpl/gridmaps/IcoswISC30E3r5/map_IcoswISC30E3r5_to_r05_traave.20231121.nc</map>
     </gridmap>
 
+    <gridmap rof_grid="r05" ocn_grid="NARRM14to30E3r1">
+      <map name="OCN2ROF_SMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_r05_traave.20240228.nc</map>
+    </gridmap>
+
+    <gridmap rof_grid="r025" ocn_grid="NARRM14to30E3r1">
+      <map name="OCN2ROF_SMAPNAME">cpl/gridmaps/NARRM14to30E3r1/map_NARRM14to30E3r1_to_r025_traave.20240304.nc</map>
+    </gridmap>
+
     <gridmap rof_grid="r05" ocn_grid="EC30to60E2r2">
       <map name="OCN2ROF_SMAPNAME">cpl/cpl6/map_EC30to60E2r2_to_r05_neareststod.220728.nc</map>
     </gridmap>
@@ -4587,6 +4697,11 @@
       <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_rx1_to_IcoswISC30E3r5_cstmnn.r150e300.20231121.nc</map>
     </gridmap>
 
+    <gridmap ocn_grid="NARRM14to30E3r1" rof_grid="rx1">
+      <map name="ROF2OCN_ICE_RMAPNAME">cpl/cpl6/map_rx1_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+      <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_rx1_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+    </gridmap>
+
     <gridmap ocn_grid="oEC60to30v3" rof_grid="JRA025">
       <map name="ROF2OCN_ICE_RMAPNAME">cpl/cpl6/map_JRA025_to_oEC60to30v3_smoothed.r150e300.181204.nc</map>
       <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_JRA025_to_oEC60to30v3_smoothed.r150e300.181204.nc</map>
@@ -4647,6 +4762,11 @@
       <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_JRA025_to_IcoswISC30E3r5_cstmnn.r150e300.20231121.nc</map>
     </gridmap>
 
+    <gridmap ocn_grid="NARRM14to30E3r1" rof_grid="JRA025">
+      <map name="ROF2OCN_ICE_RMAPNAME">cpl/cpl6/map_JRA025_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+      <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_JRA025_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+    </gridmap>
+
     <gridmap ocn_grid="oRRS18to6v3" rof_grid="JRA025">
       <map name="ROF2OCN_ICE_RMAPNAME">cpl/cpl6/map_JRA025_to_oRRS18to6v3_smoothed.r50e100.220124.nc</map>
       <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_JRA025_to_oRRS18to6v3_smoothed.r50e100.220124.nc</map>
@@ -4732,6 +4852,16 @@
       <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_r05_to_IcoswISC30E3r5_cstmnn.r150e300.20231121.nc</map>
     </gridmap>
 
+    <gridmap ocn_grid="NARRM14to30E3r1" rof_grid="r05">
+      <map name="ROF2OCN_ICE_RMAPNAME">cpl/cpl6/map_r05_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+      <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_r05_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+    </gridmap>
+
+    <gridmap ocn_grid="NARRM14to30E3r1" rof_grid="r025">
+      <map name="ROF2OCN_ICE_RMAPNAME">cpl/cpl6/map_r025_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+      <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_r025_to_NARRM14to30E3r1_cstmnn.r150e300.20240228.nc</map>
+    </gridmap>
+
     <gridmap ocn_grid="WC14to60E2r3" rof_grid="r0125">
       <map name="ROF2OCN_ICE_RMAPNAME">cpl/cpl6/map_r0125_to_WC14to60E2r3_smoothed.r150e300.200929.nc</map>
       <map name="ROF2OCN_LIQ_RMAPNAME">cpl/cpl6/map_r0125_to_WC14to60E2r3_smoothed.r150e300.200929.nc</map>
diff --git a/components/mpas-ocean/cime_config/buildnml b/components/mpas-ocean/cime_config/buildnml
index e76ca6982603..8fa4e67fa8b9 100755
--- a/components/mpas-ocean/cime_config/buildnml
+++ b/components/mpas-ocean/cime_config/buildnml
@@ -304,8 +304,8 @@ def buildnml(case, caseroot, compname):
         ic_date = '20240227'
         ic_prefix = 'mpaso.NARRM14to30E3r1'
         if ocn_ic_mode == 'spunup':
-            logger.warning("WARNING: The specified compset is requesting ocean ICs spunup from a G-case")
-            logger.warning("         But no file available for this grid.")
+            ic_date = '20240312'
+            ic_prefix = 'mpaso.NARRM14to30E3r1.rstFromG-chrysalis'
 
     elif ocn_grid == 'NARRM14to30E3r2':
         decomp_date = '20240228'
diff --git a/components/mpas-seaice/cime_config/buildnml b/components/mpas-seaice/cime_config/buildnml
index 93ca6d8b56a7..b774d215972e 100755
--- a/components/mpas-seaice/cime_config/buildnml
+++ b/components/mpas-seaice/cime_config/buildnml
@@ -273,8 +273,8 @@ def buildnml(case, caseroot, compname):
         grid_date = '20240227'
         grid_prefix = 'mpassi.NARRM14to30E3r1'
         if ice_ic_mode == 'spunup':
-            logger.warning("WARNING: The specified compset is requesting seaice ICs spunup from a G-case")
-            logger.warning("         But no file available for this grid.")
+            grid_date = '20240312'
+            grid_prefix = 'mpassi.NARRM14to30E3r1.rstFromG-chrysalis'
 
     elif ice_grid == 'NARRM14to30E3r2':
         decomp_date = '20240228'