diff --git a/.gitmodules b/.gitmodules
index e4fd1e83a3..b9d912dd7e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,8 +4,8 @@
   branch = develop
 [submodule "WW3"]
   path = WW3
-  url = https://github.com/NOAA-EMC/WW3
-  branch = dev/ufs-weather-model
+  url = https://github.com/NickSzapiro-NOAA/WW3
+  branch = restart_fh
 [submodule "stochastic_physics"]
   path = stochastic_physics
   url = https://github.com/NOAA-PSL/stochastic_physics
diff --git a/CDEPS-interface/ufs/cdeps_share/shr_is_restart_fh_mod.F90 b/CDEPS-interface/ufs/cdeps_share/shr_is_restart_fh_mod.F90
index c6d7fb9677..862cf7ed66 100644
--- a/CDEPS-interface/ufs/cdeps_share/shr_is_restart_fh_mod.F90
+++ b/CDEPS-interface/ufs/cdeps_share/shr_is_restart_fh_mod.F90
@@ -51,7 +51,6 @@ subroutine init_is_restart_fh(currentTime, dtime, lLog)
     if (isPresent) then !model_configure exists. this is ufs run
       CF_mc = ESMF_ConfigCreate(rc=rc)
       call ESMF_ConfigLoadFile(config=CF_mc,filename='model_configure' ,rc=rc)
-      !if (ChkErr(rc,__LINE__,__FILE__)) return
       if (ESMF_LogFoundError(rcToCheck=rc, msg=ESMF_LOGERR_PASSTHRU, line=__LINE__, file=__FILE__)) return
 
       nfh = ESMF_ConfigGetLen(config=CF_mc, label ='restart_fh:',rc=rc)
@@ -60,18 +59,15 @@ subroutine init_is_restart_fh(currentTime, dtime, lLog)
         allocate(restartFhTimes(1:nfh)) !not deallocated here
 
         call ESMF_ConfigGetAttribute(CF_mc,valueList=restart_fh,label='restart_fh:', rc=rc)
-        !if (ChkErr(rc,__LINE__,__FILE__)) return
         if (ESMF_LogFoundError(rcToCheck=rc, msg=ESMF_LOGERR_PASSTHRU, line=__LINE__, file=__FILE__)) return
         ! create a list of times at each restart_fh
         do n = 1,nfh
           fh_s = NINT(3600*restart_fh(n))
           call ESMF_TimeIntervalSet(fhInterval, s=fh_s, rc=rc)
-          !if (ChkErr(rc,__LINE__,__FILE__)) return
           if (ESMF_LogFoundError(rcToCheck=rc, msg=ESMF_LOGERR_PASSTHRU, line=__LINE__, file=__FILE__)) return
           restartFhTimes(n) = currentTime + fhInterval
           call ESMF_TimePrint(restartFhTimes(n), options="string", &
                               preString="restart_fh at ", unit=timestr, rc=rc)
-          !if (ChkErr(rc,__LINE__,__FILE__)) return
           if (ESMF_LogFoundError(rcToCheck=rc, msg=ESMF_LOGERR_PASSTHRU, line=__LINE__, file=__FILE__)) return
           if (lLog) then
             if (mod(fh_s,dtime) /= 0) then
@@ -84,7 +80,6 @@ subroutine init_is_restart_fh(currentTime, dtime, lLog)
         deallocate(restart_fh)
       end if !nfh>0
       call ESMF_ConfigDestroy(CF_mc, rc=rc)
-      !if (ChkErr(rc,__LINE__,__FILE__)) return
       if (ESMF_LogFoundError(rcToCheck=rc, msg=ESMF_LOGERR_PASSTHRU, line=__LINE__, file=__FILE__)) return
     end if !model_configure
   
@@ -115,7 +110,6 @@ function is_restart_fh(clock) result(lWrite)
       ! check if next time is == to any restartfhtime
       do nfh = 1,size(restartFhTimes)
         call ESMF_ClockGetNextTime(clock, nextTime=nexttime, rc=rc)
-        !if (ChkErr(rc,__LINE__,__FILE__)) return
         if (ESMF_LogFoundError(rcToCheck=rc, msg=ESMF_LOGERR_PASSTHRU, line=__LINE__, file=__FILE__)) return
         if (nextTime == restartFhTimes(nfh)) write_restartfh = .true.
       end do
diff --git a/WW3 b/WW3
index abe1e79e8d..f4d5d479c0 160000
--- a/WW3
+++ b/WW3
@@ -1 +1 @@
-Subproject commit abe1e79e8d4241178e5d31fac1c90b8cef2ee551
+Subproject commit f4d5d479c0d46f13943e4bfe3f6390b13e60060a
diff --git a/tests/parm/model_configure.IN b/tests/parm/model_configure.IN
index a112bc0a01..cb7637225a 100644
--- a/tests/parm/model_configure.IN
+++ b/tests/parm/model_configure.IN
@@ -9,6 +9,7 @@ fhrot:                   @[FHROT]
 
 dt_atmos:                @[DT_ATMOS]
 restart_interval:        @[RESTART_INTERVAL]
+restart_fh:              @[RESTART_FH]
 
 quilting:                @[QUILTING]
 quilting_restart:        @[QUILTING_RESTART]
diff --git a/tests/tests/cpld_control_p8 b/tests/tests/cpld_control_p8
index f3cb8da89c..296b741446 100644
--- a/tests/tests/cpld_control_p8
+++ b/tests/tests/cpld_control_p8
@@ -78,6 +78,7 @@ export CCPP_SUITE=FV3_GFS_v17_coupled_p8_ugwpv1
 export RESTART_N=12
 export RESTART_INTERVAL="${RESTART_N} -1"
 export OUTPUT_FH='0 21 24'
+export RESTART_FH="0.5 3"
 
 export MOM6_TOPOEDITS=ufs.topo_edits_011818.nc
 export MOM6_ALLOW_LANDMASK_CHANGES=True
diff --git a/tests/tests/datm_cdeps_gfs b/tests/tests/datm_cdeps_gfs
index 0ebec92171..9dcd4ed89b 100644
--- a/tests/tests/datm_cdeps_gfs
+++ b/tests/tests/datm_cdeps_gfs
@@ -6,10 +6,7 @@ export TEST_DESCR="DATM_CDEPS-MOM6-CICE-CMEPS_GFS - control "
 
 export CNTL_DIR=datm_cdeps_gfs
 
-export LIST_FILES="RESTART/iced.2021-03-22-23400.nc \
-                   RESTART/DATM_GFS.cpl.r.2021-03-22-64800.nc \
-                   RESTART/20210322.090000.MOM.res.nc \
-                   RESTART/20210323.060000.MOM.res.nc \
+export LIST_FILES="RESTART/20210323.060000.MOM.res.nc \
                    RESTART/iced.2021-03-23-21600.nc \
                    RESTART/DATM_GFS.cpl.r.2021-03-23-21600.nc"
 
@@ -31,7 +28,6 @@ export atm_datamode=GEFS
 export CICE_KTHERM=2
 export CICE_TFREEZE_OPTION=mushy
 export RESTART_N=12
-export RESTART_FH="0.5 3"
 export stream_files="INPUT/gfs.202103.nc"
 export eps_imesh=2.5e-1
 export MOM6_TOPOEDITS=ufs.topo_edits_011818.nc