diff --git a/Externals.cfg b/Externals.cfg
index 02949494916..eb418c9b09e 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -1,7 +1,7 @@
 # External sub-modules of global-workflow
 
 [FV3GFS]
-tag = GFS.v16.3.0
+tag = GFS.v16.3.1
 local_path = sorc/fv3gfs.fd
 repo_url = https://github.com/ufs-community/ufs-weather-model.git
 protocol = git
diff --git a/docs/Release_Notes.gfs.v16.3.10.md b/docs/Release_Notes.gfs.v16.3.10.md
index f29d7ef18c5..1f36eb43b0d 100644
--- a/docs/Release_Notes.gfs.v16.3.10.md
+++ b/docs/Release_Notes.gfs.v16.3.10.md
@@ -4,6 +4,7 @@ GFS V16.3.10 RELEASE NOTES
 PRELUDE
 -------
 
+Enable the monitoring of NOAA-21 and GOES-18 radiances in the GFS. A new version of CRTM with new coefficient files is required and included in this change.
 
 IMPLEMENTATION INSTRUCTIONS
 ---------------------------
@@ -23,7 +24,7 @@ The checkout script extracts the following GFS components:
 
 | Component | Tag         | POC               |
 | --------- | ----------- | ----------------- |
-| MODEL     | GFS.v16.3.0   | Jun.Wang@noaa.gov |
+| MODEL     | GFS.v16.3.1   | Jun.Wang@noaa.gov |
 | GLDAS     | gldas_gfsv16_release.v.2.1.0 | Helin.Wei@noaa.gov |
 | GSI       | gfsda.v16.3.10 | Andrew.Collard@noaa.gov |
 | UFS_UTILS | ops-gfsv16.3.0 | George.Gayno@noaa.gov |
@@ -47,6 +48,8 @@ cd ../ecf
 ./setup_ecf_links.sh
 ```
 
+Additional release notes for upp/8.3.0 installation on WCOSS2: https://docs.google.com/document/d/18bUYWmsN7FuweyA2CQTBW1rk3FNRMHKPlYHZlbS8ODs/edit?pli=1
+
 VERSION FILE CHANGES
 --------------------
 
@@ -130,3 +133,5 @@ PREPARED BY
 Kate.Friedman@noaa.gov
 Andrew.Collard@noaa.gov
 Iliana.Genkova@noaa.gov
+Wen.Meng@noaa.gov
+Jun.Wang@noaa.gov
diff --git a/sorc/checkout.sh b/sorc/checkout.sh
index 9d2ac88006b..ef01e4b807f 100755
--- a/sorc/checkout.sh
+++ b/sorc/checkout.sh
@@ -26,7 +26,7 @@ echo $topdir
 echo fv3gfs checkout ...
 if [[ ! -d fv3gfs.fd ]] ; then
     rm -f ${topdir}/checkout-fv3gfs.log
-    git clone --recursive --branch GFS.v16.3.0 https://github.com/ufs-community/ufs-weather-model.git fv3gfs.fd >> ${topdir}/checkout-fv3gfs.log 2>&1
+    git clone --recursive --branch GFS.v16.3.1 https://github.com/ufs-community/ufs-weather-model.git fv3gfs.fd >> ${topdir}/checkout-fv3gfs.log 2>&1
     cd ${topdir}
 else
     echo 'Skip.  Directory fv3gfs.fd already exists.'