diff --git a/reg_tests/cpld_gridgen/rt.sh b/reg_tests/cpld_gridgen/rt.sh
index b08cbac7c..ac721f2fe 100755
--- a/reg_tests/cpld_gridgen/rt.sh
+++ b/reg_tests/cpld_gridgen/rt.sh
@@ -108,7 +108,7 @@ TESTS_FILE="$PATHRT/rt.conf"
 export TEST_NAME=
 
 # for C3072 on hera, use WLCLK=60 and MEM="--exclusive"
-WLCLK_dflt=10
+WLCLK_dflt=15
 export WLCLK=$WLCLK_dflt
 MEM_dflt="--mem=12g"
 export MEM=$MEM_dflt
diff --git a/ush/cpld_gridgen.sh b/ush/cpld_gridgen.sh
index abed8df3e..427b69e71 100755
--- a/ush/cpld_gridgen.sh
+++ b/ush/cpld_gridgen.sh
@@ -21,7 +21,7 @@ function edit_namelist {
 export RESNAME=${RESNAME:-$1}
 export DEBUG=.false.
 export MASKEDIT=.false.
-export DO_POSTWGTS=.false.
+export DO_POSTWGTS=.true.
 export OUTDIR_PATH=${OUTDIR_PATH:-/scratch1/NCEPDEV/climate/Denise.Worthen/grids-20220116}
 export MOSAICDIR_PATH=${MOSAICDIR_PATH:-$PATHTR/fix/orog}
 if [[ $MOSAICRES == C3072 ]]; then
@@ -64,10 +64,7 @@ if [ $RESNAME = 100 ]; then
     export EDITSFILE=topo_edits_011818.nc
     if [ $DO_POSTWGTS == .true. ]; then
 	#pre-generate SCRIP files for dst rectilinear grids using NCO
-	ncremap -g ${OUTDIR_PATH}/rect.1p0_SCRIP.nc -G latlon=181,360#lon_typ=grn_ctr#lat_typ=cap
-	export FSRC=${OUTDIR_PATH}/rect.1p0_SCRIP.nc
-	export FDST=${OUTDIR_PATH}/rect.1p0_mesh.nc
-	$APRUN -n 1 ESMF_Scrip2Unstruct ${FSRC} ${FDST} 0
+	$APRUN -n 1 ncremap -g ${OUTDIR_PATH}/rect.1p0_SCRIP.nc -G latlon=181,360#lon_typ=grn_ctr#lat_typ=cap
     fi
 fi
 
@@ -78,14 +75,8 @@ if [ $RESNAME = 050 ]; then
     export EDITSFILE='none'
     if [ $DO_POSTWGTS == .true. ]; then
 	#pre-generate SCRIP files for dst rectilinear grids using NCO
-	ncremap -g ${OUTDIR_PATH}/rect.1p0_SCRIP.nc -G latlon=181,360#lon_typ=grn_ctr#lat_typ=cap
-	ncremap -g ${OUTDIR_PATH}/rect.0p5_SCRIP.nc -G latlon=361,720#lon_typ=grn_ctr#lat_typ=cap
-	export FSRC=${OUTDIR_PATH}/rect.1p0_SCRIP.nc
-	export FDST=${OUTDIR_PATH}/rect.1p0_mesh.nc
-	$APRUN -n 1 ESMF_Scrip2Unstruct ${FSRC} ${FDST} 0
-	export FSRC=${OUTDIR_PATH}/rect.0p5_SCRIP.nc
-	export FDST=${OUTDIR_PATH}/rect.0p5_mesh.nc
-	$APRUN -n 1 ESMF_Scrip2Unstruct ${FSRC} ${FDST} 0
+	$APRUN -n 1 ncremap -g ${OUTDIR_PATH}/rect.1p0_SCRIP.nc -G latlon=181,360#lon_typ=grn_ctr#lat_typ=cap
+	$APRUN -n 1 ncremap -g ${OUTDIR_PATH}/rect.0p5_SCRIP.nc -G latlon=361,720#lon_typ=grn_ctr#lat_typ=cap
     fi
 fi
 
@@ -96,18 +87,9 @@ if [ $RESNAME = 025 ]; then
     export EDITSFILE=All_edits.nc
     if [ $DO_POSTWGTS == .true. ]; then
 	#pre-generate SCRIP files for dst rectilinear grids using NCO
-	ncremap -g ${OUTDIR_PATH}/rect.1p0_SCRIP.nc -G latlon=181,360#lon_typ=grn_ctr#lat_typ=cap
-	ncremap -g ${OUTDIR_PATH}/rect.0p5_SCRIP.nc -G latlon=361,720#lon_typ=grn_ctr#lat_typ=cap
-	ncremap -g ${OUTDIR_PATH}/rect.0p25_SCRIP.nc -G latlon=721,1440#lon_typ=grn_ctr#lat_typ=cap
-	export FSRC=${OUTDIR_PATH}/rect.1p0_SCRIP.nc
-	export FDST=${OUTDIR_PATH}/rect.1p0_mesh.nc
-	$APRUN -n 1 ESMF_Scrip2Unstruct ${FSRC} ${FDST} 0
-	export FSRC=${OUTDIR_PATH}/rect.0p5_SCRIP.nc
-	export FDST=${OUTDIR_PATH}/rect.0p5_mesh.nc
-	$APRUN -n 1 ESMF_Scrip2Unstruct ${FSRC} ${FDST} 0
-	export FSRC=${OUTDIR_PATH}/rect.0p25_SCRIP.nc
-	export FDST=${OUTDIR_PATH}/rect.0p25_mesh.nc
-	$APRUN -n 1 ESMF_Scrip2Unstruct ${FSRC} ${FDST} 0
+	$APRUN -n 1 ncremap -g ${OUTDIR_PATH}/rect.1p0_SCRIP.nc -G latlon=181,360#lon_typ=grn_ctr#lat_typ=cap
+	$APRUN -n 1 ncremap -g ${OUTDIR_PATH}/rect.0p5_SCRIP.nc -G latlon=361,720#lon_typ=grn_ctr#lat_typ=cap
+	$APRUN -n 1 ncremap -g ${OUTDIR_PATH}/rect.0p25_SCRIP.nc -G latlon=721,1440#lon_typ=grn_ctr#lat_typ=cap
     fi
 fi