diff --git a/ci/cases/pr/C48_S2S.yaml b/ci/cases/pr/C48_S2SW.yaml
similarity index 95%
rename from ci/cases/pr/C48_S2S.yaml
rename to ci/cases/pr/C48_S2SW.yaml
index 00d391559d..aba66cb4f3 100644
--- a/ci/cases/pr/C48_S2S.yaml
+++ b/ci/cases/pr/C48_S2SW.yaml
@@ -4,7 +4,7 @@ experiment:
 
 arguments:
   pslot: ${pslot}
-  app: S2S
+  app: S2SW
   resdet: 48
   comrot: ${RUNTESTS}/COMROT
   expdir: ${RUNTESTS}/EXPDIR
diff --git a/ci/cases/weekly/C384_S2SWA.yaml b/ci/cases/weekly/C384_S2SWA.yaml
new file mode 100644
index 0000000000..d494efb44b
--- /dev/null
+++ b/ci/cases/weekly/C384_S2SWA.yaml
@@ -0,0 +1,13 @@
+experiment:
+  type: gfs
+  mode: forecast-only
+
+arguments:
+  pslot: ${pslot}
+  app: S2SWA
+  resdet: 384
+  comrot: ${RUNTESTS}/COMROT
+  expdir: ${RUNTESTS}/EXPDIR
+  idate: 2016070100
+  edate: 2016070100
+  yaml: ${HOMEgfs_PR}/ci/platforms/gfs_defaults_ci-updates.yaml