diff --git a/.gitmodules b/.gitmodules
index 9dba021a80..132544a07b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -138,7 +138,7 @@ fxDONOTUSEurl = https://github.com/ESCOMP/mizuRoute
 [submodule "ccs_config"]
 path = ccs_config
 url = https://github.com/jtruesdal/ccs_config_cesm.git
-fxtag = ccs_config_cesm1.0.63_nh.01
+fxtag = ccs_config_cesm1.0.63_nh.02
 fxrequired = ToplevelRequired
 fxDONOTUSEurl = https://github.com/jtruesdal/ccs_config_cesm.git
 
@@ -151,10 +151,10 @@ fxDONOTUSEurl = https://github.com/ESMCI/cime.git
 
 [submodule "cmeps"]
 path = components/cmeps
-url = https://github.com/ESCOMP/CMEPS.git
-fxtag = cmeps1.1.16
+url = https://github.com/jtruesdal/CMEPS.git
+fxtag = cmeps1.1.16.nh.001
 fxrequired = ToplevelRequired
-fxDONOTUSEurl = https://github.com/ESCOMP/CMEPS.git
+fxDONOTUSEurl = https://github.com/jtruesdal/CMEPS.git
 
 [submodule "cdeps"]
 path = components/cdeps
@@ -186,10 +186,10 @@ fxDONOTUSEurl = https://github.com/ESCOMP/CESM_CICE
 
 [submodule "clm"]
 path = components/clm
-url = https://github.com/ESCOMP/CTSM
-fxtag = alpha-ctsm5.4.CMIP7.09.ctsm5.3.068
+url = https://github.com/jtruesdal/ctsm.git
+fxtag = alpha-ctsm5.4.CMIP7.09.ctsm5.3.068.nh.001
 fxrequired = ToplevelRequired
-fxDONOTUSEurl = https://github.com/ESCOMP/CTSM
+fxDONOTUSEurl = https://github.com/jtruesdal/ctsm.git
 
 [submodule "fms"]
 path = libraries/FMS
diff --git a/bld/namelist_files/namelist_defaults_cam.xml b/bld/namelist_files/namelist_defaults_cam.xml
index 83333e0700..14939757ed 100644
--- a/bld/namelist_files/namelist_defaults_cam.xml
+++ b/bld/namelist_files/namelist_defaults_cam.xml
@@ -32,6 +32,7 @@
 <dtime dyn="se"    hgrid="ne60np4" > 900</dtime>
 <dtime dyn="se"    hgrid="ne120np4"> 450</dtime>
 <dtime dyn="se"    hgrid="ne240np4"> 225</dtime>
+<dtime dyn="se"    hgrid="ne1024np4"> 100</dtime>
 <dtime dyn="se"    hgrid="ne0np4CONUS.ne30x8">225</dtime>
 <dtime dyn="se"    hgrid="ne0np4.ARCTIC.ne30x4">450</dtime>
 <dtime dyn="se"    hgrid="ne0np4.ARCTICGRIS.ne30x8">225</dtime>
@@ -2029,6 +2030,7 @@
 <drydep_srf_file hgrid="ne120np4" npg="2">atm/cam/chem/trop_mam/atmsrf_ne120np4.pg2_200109.nc</drydep_srf_file>
 <drydep_srf_file hgrid="ne120np4" npg="3">atm/cam/chem/trop_mam/atmsrf_ne120np4.pg3_c210324.nc</drydep_srf_file>
 <drydep_srf_file hgrid="ne240np4"        >atm/cam/chem/trop_mam/atmsrf_ne240np4_110920.nc</drydep_srf_file>
+<drydep_srf_file hgrid="ne1024np4" npg="2">atm/cam/chem/trop_mam/atmsrf_ne1024.pg2_260211.nc</drydep_srf_file>
 
 <drydep_srf_file hgrid="ne0np4CONUS.ne30x8"      >atm/cam/chem/trop_mam/atmsrf_ne0np4conus30x8_161116.nc</drydep_srf_file>
 <drydep_srf_file hgrid="ne0np4.ARCTIC.ne30x4"    >atm/cam/chem/trop_mam/atmsrf_ne30x4_ARCTIC_191011.nc</drydep_srf_file>
@@ -3462,7 +3464,7 @@
 <se_tstep se_dyn_target="theta-l" hgrid="ne240np4"   >  37.5 </se_tstep>
 <se_tstep se_dyn_target="theta-l" hgrid="ne256np4"   >  33 </se_tstep>
 <se_tstep se_dyn_target="theta-l" hgrid="ne512np4"   >  16 </se_tstep>
-<se_tstep se_dyn_target="theta-l" hgrid="ne1024np4"  >   8 </se_tstep>
+<se_tstep se_dyn_target="theta-l" hgrid="ne1024np4"  >   8.33333333333333 </se_tstep>
 <se_tstep se_dyn_target="theta-l" hgrid="ne0np4.ARCTIC.ne30x4"       >   37.5 </se_tstep>
 <se_tstep se_dyn_target="theta-l" hgrid="ne0np4.ARCTICGRIS.ne30x8" > 18.75 </se_tstep>
 <se_tstep se_dyn_target="preqx"                      > -1  </se_tstep>
diff --git a/ccs_config b/ccs_config
index 1e66646037..6e3570b40b 160000
--- a/ccs_config
+++ b/ccs_config
@@ -1 +1 @@
-Subproject commit 1e66646037660dfbde00a5fa19a114671401702e
+Subproject commit 6e3570b40b6b4234bbe1e96d14f78aa19f99eacf
diff --git a/cime_config/config_pes.xml b/cime_config/config_pes.xml
index 7b9b5793f2..71ce7a4996 100644
--- a/cime_config/config_pes.xml
+++ b/cime_config/config_pes.xml
@@ -424,6 +424,63 @@
       </pes>
     </mach>
   </grid>
+  <grid name="a%ne1024">
+    <mach name="derecho">
+      <pes pesize="any" compset="any">
+	<ntasks>
+	  <ntasks_atm>-256</ntasks_atm>
+	  <ntasks_lnd>-256</ntasks_lnd>
+	  <ntasks_rof>-256</ntasks_rof>
+	  <ntasks_ice>-256</ntasks_ice>
+	  <ntasks_ocn>-256</ntasks_ocn>
+	  <ntasks_cpl>-256</ntasks_cpl>
+	</ntasks>
+	<nthrds>
+	  <nthrds_atm>1</nthrds_atm>
+	  <nthrds_lnd>1</nthrds_lnd>
+	  <nthrds_rof>1</nthrds_rof>
+	  <nthrds_ice>1</nthrds_ice>
+	  <nthrds_ocn>1</nthrds_ocn>
+	  <nthrds_cpl>1</nthrds_cpl>
+	</nthrds>
+      </pes>
+    </mach>
+    <mach name="any">
+      <pes pesize="any" compset="any">
+	<comment>none</comment>
+	<ntasks>
+	  <ntasks_atm>-16</ntasks_atm>
+	  <ntasks_lnd>-16</ntasks_lnd>
+	  <ntasks_rof>-16</ntasks_rof>
+	  <ntasks_ice>-16</ntasks_ice>
+	  <ntasks_ocn>-16</ntasks_ocn>
+	  <ntasks_glc>-16</ntasks_glc>
+	  <ntasks_wav>-16</ntasks_wav>
+	  <ntasks_cpl>-16</ntasks_cpl>
+	</ntasks>
+	<nthrds>
+	  <nthrds_atm>1</nthrds_atm>
+	  <nthrds_lnd>1</nthrds_lnd>
+	  <nthrds_rof>1</nthrds_rof>
+	  <nthrds_ice>1</nthrds_ice>
+	  <nthrds_ocn>1</nthrds_ocn>
+	  <nthrds_glc>1</nthrds_glc>
+	  <nthrds_wav>1</nthrds_wav>
+	  <nthrds_cpl>1</nthrds_cpl>
+	</nthrds>
+	<rootpe>
+	  <rootpe_atm>0</rootpe_atm>
+	  <rootpe_lnd>0</rootpe_lnd>
+	  <rootpe_rof>0</rootpe_rof>
+	  <rootpe_ice>0</rootpe_ice>
+	  <rootpe_ocn>0</rootpe_ocn>
+	  <rootpe_glc>0</rootpe_glc>
+	  <rootpe_wav>0</rootpe_wav>
+	  <rootpe_cpl>0</rootpe_cpl>
+	</rootpe>
+      </pes>
+    </mach>
+  </grid>
   <grid name="a%ne120">
     <mach name="bluewaters">
       <pes pesize="any" compset="any">
diff --git a/components/clm b/components/clm
index 0991175998..449582b620 160000
--- a/components/clm
+++ b/components/clm
@@ -1 +1 @@
-Subproject commit 0991175998c94291f3d544169e3a4acb71b0b7f1
+Subproject commit 449582b620a63a27e56bc1dad133b58a74496465
diff --git a/components/cmeps b/components/cmeps
index a0735ecdb5..38ce5b4b98 160000
--- a/components/cmeps
+++ b/components/cmeps
@@ -1 +1 @@
-Subproject commit a0735ecdb5a3e1150797a8f05ded6e4b6a271b41
+Subproject commit 38ce5b4b98e48d3219f6fc81afef66cdb779bef0