diff --git a/Externals.cfg b/Externals.cfg
index 28f59f705d..bba534cf21 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -3,7 +3,7 @@ protocol = git
 repo_url = https://github.com/NOAA-EMC/regional_workflow
 # Specify either a branch name or a hash but not both.
 #branch = develop
-hash = 47d5b4f
+hase = de1220b
 local_path = regional_workflow
 required = True
 
@@ -21,7 +21,7 @@ protocol = git
 repo_url = https://github.com/ufs-community/ufs-weather-model
 # Specify either a branch name or a hash but not both.
 #branch = develop
-hash = 2f1c8e1
+hash = 3b8bb78
 local_path = src/ufs-weather-model
 required = True
 
diff --git a/env/build_cheyenne_gnu.env b/env/build_cheyenne_gnu.env
index 2888c3545d..02356fcedc 100644
--- a/env/build_cheyenne_gnu.env
+++ b/env/build_cheyenne_gnu.env
@@ -5,7 +5,7 @@ module load ncarenv/1.3
 module load gnu/9.1.0
 module load mpt/2.22
 module load ncarcompilers/0.5.0
-module load cmake/3.16.4
+module load cmake/3.18.2
 module unload netcdf
 
 module use /glade/p/ral/jntp/GMTB/tools/hpc-stack-v1.1.0/modulefiles/stack
@@ -19,6 +19,7 @@ module load hdf5/1.10.6
 module load netcdf/4.7.4
 module load pio/2.5.2
 module load esmf/8_1_1
+module load fms/2020.04.03
 module load bacio/2.4.1
 module load crtm/2.3.0
 module load g2/3.4.1
diff --git a/env/build_cheyenne_intel.env b/env/build_cheyenne_intel.env
index e35687ceb0..3e3a1b5914 100644
--- a/env/build_cheyenne_intel.env
+++ b/env/build_cheyenne_intel.env
@@ -5,7 +5,7 @@ module load ncarenv/1.3
 module load intel/19.1.1
 module load mpt/2.22
 module load ncarcompilers/0.5.0
-module load cmake/3.16.4
+module load cmake/3.18.2
 
 module use /glade/p/ral/jntp/GMTB/tools/hpc-stack-v1.1.0/modulefiles/stack
 module load hpc/1.1.0
@@ -19,6 +19,7 @@ module load hdf5/1.10.6
 module load netcdf/4.7.4
 module load pio/2.5.2
 module load esmf/8_1_1
+module load fms/2020.04.03
 
 module load bacio/2.4.1
 module load crtm/2.3.0
diff --git a/env/build_hera_intel.env b/env/build_hera_intel.env
index 26ed49c446..53cdf6cf02 100644
--- a/env/build_hera_intel.env
+++ b/env/build_hera_intel.env
@@ -4,7 +4,7 @@ module purge
 
 module use /contrib/sutils/modulefiles
 module load sutils
-module load cmake/3.16.1
+module load cmake/3.20.1
 
 module use /scratch2/NCEPDEV/nwprod/hpc-stack/libs/hpc-stack/modulefiles/stack
 
@@ -18,6 +18,7 @@ module load hdf5/1.10.6
 module load netcdf/4.7.4
 module load pio/2.5.2
 module load esmf/8_1_1
+module load fms/2020.04.03
 module load bacio/2.4.1
 module load crtm/2.3.0
 module load g2/3.4.3
diff --git a/env/build_jet_intel.env b/env/build_jet_intel.env
index 1f2d789992..30cb99dee2 100644
--- a/env/build_jet_intel.env
+++ b/env/build_jet_intel.env
@@ -3,7 +3,7 @@
 module purge
 module use /contrib/sutils/modulefiles
 module load sutils
-module load cmake/3.16.1
+module load cmake/3.20.1
 
 module use /lfs4/HFIP/hfv3gfs/nwprod/hpc-stack/libs/modulefiles/stack
 
@@ -17,6 +17,7 @@ module load hdf5/1.10.6
 module load netcdf/4.7.4
 module load pio/2.5.2
 module load esmf/8_1_1
+module load fms/2020.04.03
 module load bacio/2.4.1
 module load crtm/2.3.0
 module load g2/3.4.1
diff --git a/env/build_orion_intel.env b/env/build_orion_intel.env
index f1fc3a1b77..c230ee4ebc 100644
--- a/env/build_orion_intel.env
+++ b/env/build_orion_intel.env
@@ -2,7 +2,7 @@
 
 module load contrib noaatools
 
-module load cmake/3.17.3
+module load cmake/3.18.1
 module load python/3.7.5
 
 module use /apps/contrib/NCEP/libs/hpc-stack/modulefiles/stack
@@ -18,6 +18,7 @@ module load hdf5/1.10.6
 module load netcdf/4.7.4
 module load pio/2.5.2
 module load esmf/8_1_1
+module load fms/2020.04.03
 module load bacio/2.4.1
 module load crtm/2.3.0
 module load g2/3.4.1
diff --git a/env/build_wcoss_cray_intel.env b/env/build_wcoss_cray_intel.env
index ff7ebee408..70ec9e9890 100644
--- a/env/build_wcoss_cray_intel.env
+++ b/env/build_wcoss_cray_intel.env
@@ -45,7 +45,7 @@ module load wgrib2/2.0.8
 module swap pmi pmi/5.0.11
 
 ## load cmake
-module load cmake/3.16.2
+module load cmake/3.20.1
 export CMAKE_C_COMPILER=cc
 export CMAKE_CXX_COMPILER=CC
 export CMAKE_Fortran_COMPILER=ftn
diff --git a/env/build_wcoss_dell_p3_intel.env b/env/build_wcoss_dell_p3_intel.env
index 3602377a21..c48d1a387e 100644
--- a/env/build_wcoss_dell_p3_intel.env
+++ b/env/build_wcoss_dell_p3_intel.env
@@ -2,7 +2,7 @@
 
 module purge
 
-module load cmake/3.16.2
+module load cmake/3.20.0
 module load HPSS/5.0.2.5
 module load lsf/10.1
 module load python/3.6.3
@@ -16,6 +16,7 @@ module load hpc-impi/18.0.1
 module load bacio/2.4.1
 module load crtm/2.3.0
 module load esmf/8_1_1
+module load fms/2020.04.03
 module load gfsio/1.4.1
 module load g2/3.4.3
 module load g2tmpl/1.10.0