diff --git a/devbuild.sh b/devbuild.sh
index 332abb49b..f592ba708 100755
--- a/devbuild.sh
+++ b/devbuild.sh
@@ -235,6 +235,11 @@ if [ "${BUILD_CONDA}" = "on" ] ; then
   conda activate
   if ! conda env list | grep -q "^srw_app\s" ; then
     mamba env create -n srw_app --file environment.yml
+    if [ "${os}" == "MacOSX" ] ; then 
+       conda activate srw_app
+       conda install -y -c conda-forge netcdf4
+       conda deactivate
+    fi
   fi
   if ! conda env list | grep -q "^srw_graphics\s" ; then
     mamba env create -n srw_graphics --file graphics_environment.yml
@@ -353,10 +358,11 @@ else
       printf "[C]ontinue building in the existing directory\n"
       printf "[Q]uit this build script\n"
       read -p "Choose an option (R/C/Q):" choice
+      echo "Your choice is : ${choice}"  
       case ${choice} in
-        [Rr]* ) rm -rf ${BUILD_DIR}; break ;;
-        [Cc]* ) break ;;
-        [Qq]* ) exit ;;
+        [Rr]* ) echo "Remove the build dir"; rm -rf ${BUILD_DIR}; break ;;
+        [Cc]* ) echo "Continue ..."; break ;;
+        [Qq]* ) echo "Exit the build"; exit ;;
         * ) printf "Invalid option selected.\n" ;;
       esac
     done
@@ -470,11 +476,17 @@ else
     module use ${SRW_DIR}/modulefiles
     module load ${MODULE_FILE}
     if [[ "${PLATFORM}" == "macos" ]]; then
-        export LDFLAGS+=" -L$MPI_ROOT/lib "
+        [[ -z "${HISTFILE+x}" ]] && export HISTFILE=${USER:-}/.bash_ethernal_history
+        [[ -z "${HISTTIMEFORMAT+x}" ]] && export HISTTIMEFORMAT="[%F %T] "
+        export LDFLAGS+=" -L${libjpeg_turbo_ROOT}/lib -ljpeg -Wl,-rpath,${libjpeg_turbo_ROOT}/lib -L${jasper_ROOT}/lib -ljasper -Wl,-rpath,${jasper_ROOT}/lib -L${libpng_ROOT}/lib -lpng -Wl,-rpath,${libpng_ROOT}/lib "
     fi
 fi
 module list
 
+if [[ "${PLATFORM}" == "macos" ]]; then
+   gsed -i'.backup' "s:LINKER_LANGUAGE Fortran:LINKER_LANGUAGE CXX:" ./sorc/ufs-weather-model/CMakeLists.txt
+fi
+
 mkdir -p ${BUILD_DIR}
 cd ${BUILD_DIR}
 
diff --git a/modulefiles/build_macos_gnu.lua b/modulefiles/build_macos_gnu.lua
index d26da7354..605500606 100644
--- a/modulefiles/build_macos_gnu.lua
+++ b/modulefiles/build_macos_gnu.lua
@@ -9,58 +9,40 @@ if mode() == "load" then
    execute{cmd="ulimit -S -s unlimited", modeA={"load"}}
 end
 
--- This path should point to your HPCstack installation directory
-local HPCstack="/Users/username/hpc-stack/install"
 
--- Load HPC stack 
-prepend_path("MODULEPATH", pathJoin(HPCstack, "modulefiles/stack"))
-load("hpc")
+prepend_path("MODULEPATH", "/Users/username/spack-stack/spack-stack-1.8.0/envs/ufs-srw-env/install/modulefiles/Core")
 
-load("hpc-gnu")
-load("hpc-openmpi")
+stack_gnu_ver=os.getenv("stack_apple_clang_ver") or "15.0.0"
+load(pathJoin("stack-apple-clang", stack_gnu_ver))
 
-load("srw_common")
+stack_openmpi_ver=os.getenv("stack_openmpi_ver") or "5.0.3"
+load(pathJoin("stack-openmpi", stack_openmpi_ver))
 
--- MacOS with arm64 architecture: `uname -m` expands to arm64
--- MacOS with Intel architecture: `uname -m` expands to x86_64
-local arch = 'eval $(uname -m)'
-if (arch == "arm64") then
-  setenv("CC", "/opt/homebrew/bin/gcc")
-  setenv("FC", "/opt/homebrew/bin/gfortran")
-  setenv("CXX", "/opt/homebrew/bin/g++")
-else
-  setenv("CC", "/usr/local/bin/gcc")
-  setenv("FC", "/usr/local/bin/gfortran")
-  setenv("CXX", "/usr/local/bin/g++")
-end
+cmake_ver=os.getenv("cmake_ver") or "3.27.9"
+load(pathJoin("cmake", cmake_ver))
 
--- Set MPI compilers depending on the MPI libraries built:
-local MPI_CC="mpicc"
-local MPI_CXX="mpicxx"
-local MPI_FC="mpif90"
+load("srw_common")
 
+setenv("CC", "mpicc")
+setenv("CXX", "mpicxx")
+setenv("F90", "mpif90")
+setenv("FC", "mpifort")
+setenv("CPP", "${F90} -E -x f95-cpp-input")
+setenv("CMAKE_Platform", "macosx.gnu")
+setenv("VERBOSE","1")
+setenv("BUILD_VERBOSE","1")
 
 -- Set compilers and platform names for CMake:
-setenv("CMAKE_C_COMPILER", MPI_CC)
-setenv("CMAKE_CXX_COMPILER", MPI_CXX)
-setenv("CMAKE_Fortran_COMPILER", MPI_FC)
-
-setenv("CMAKE_Platform", "macos.gnu")
---setenv("CMAKE_Platform", "macos.intel")
-
+setenv("CMAKE_C_COMPILER", "mpicc")
+setenv("CMAKE_CXX_COMPILER", "mpicxx")
+setenv("CMAKE_Fortran_COMPILER", "mpifort")
 setenv("CMAKE_Fortran_COMPILER_ID", "GNU")
---setenv("CMAKE_Fortran_COMPILER_ID", "Intel")
 
--- Set compiler and linker flags if needed: 
-setenv("FFLAGS", " -DNO_QUAD_PRECISION -fallow-argument-mismatch ")
+setenv("CFLAGS","-Wno-implicit-function-declaration ")
 
--- export the env. variable LDFLAGS after loading the current module
--- export LDFLAGS="-L$MPI_ROOT/lib"
 if mode() == "load" then
   LmodMsgRaw([===[
-   Please export env. variable LDFLAGS after the module is successfully loaded:
-       > export LDFLAGS+=" -L$MPI_ROOT/lib " 
+   Please export these env. variables after the module is successfully loaded:
+       > export LDFLAGS+=" -L${libjpeg_turbo_ROOT}/lib -ljpeg -Wl,-rpath,$libjpeg_turbo_ROOT}/lib -L${jasper_ROOT}/lib -ljasper -Wl,-rpath,${jasper_ROOT}/lib -L${libpng_ROOT}/lib -lpng -Wl,-rpath,${libpng_ROOT}/lib "
   ]===])
 end
-
-
diff --git a/modulefiles/srw_common.lua b/modulefiles/srw_common.lua
index b002b8dca..e39a9727b 100644
--- a/modulefiles/srw_common.lua
+++ b/modulefiles/srw_common.lua
@@ -4,19 +4,19 @@ load("libpng/1.6.37")
 
 load("netcdf-c/4.9.2")
 load("netcdf-fortran/4.6.1")
-load("parallelio/2.5.10")
+load("parallelio/2.6.2")
 load("esmf/8.6.0")
-load("fms/2024.01")
+load("fms/2024.02")
 
 load("bacio/2.4.1")
 load("crtm/2.4.0.1")
 load("g2/3.5.1")
 load("g2tmpl/1.13.0")
-load("ip/4.3.0")
+load("ip/5.0.0")
 load("sp/2.5.0")
 load("w3emc/2.10.0")
 
-load("gftl-shared/1.6.1")
+load("gftl-shared/1.9.0")
 load("mapl/2.40.3-esmf-8.6.0")
 
 load("nemsio/2.5.4")
@@ -25,4 +25,4 @@ load("sigio/2.3.2")
 load("w3nco/2.4.1")
 load("wrf-io/1.2.0")
 
-load_any("wgrib2/2.0.8","wgrib2/3.1.1")
+load("wgrib2/3.1.1")
diff --git a/scripts/exregional_make_sfc_climo.sh b/scripts/exregional_make_sfc_climo.sh
index a916228b1..1a24d766d 100755
--- a/scripts/exregional_make_sfc_climo.sh
+++ b/scripts/exregional_make_sfc_climo.sh
@@ -111,7 +111,11 @@ export OMP_STACKSIZE=${OMP_STACKSIZE_MAKE_SFC_CLIMO}
 #
 #-----------------------------------------------------------------------
 #
-ulimit -s unlimited
+if [[ "$MACHINE" == "MACOS" ]] ; then
+   ulimit -s -S unlimited
+else
+   ulimit -s unlimited
+fi
 #
 #-----------------------------------------------------------------------
 #
diff --git a/ush/config.yaml b/ush/config.yaml
new file mode 100644
index 000000000..379c97310
--- /dev/null
+++ b/ush/config.yaml
@@ -0,0 +1,49 @@
+metadata:
+  description: 
+    Sample community config
+user:
+  RUN_ENVIR: community
+  MACHINE: macos
+  ACCOUNT: an_account
+workflow:
+  USE_CRON_TO_RELAUNCH: false
+  EXPT_SUBDIR: test_macos
+  CCPP_PHYS_SUITE: FV3_GFS_v16
+  PREDEF_GRID_NAME: RRFS_CONUS_25km
+  DATE_FIRST_CYCL: '2019061518'
+  DATE_LAST_CYCL: '2019061518'
+  FCST_LEN_HRS: 12
+  PREEXISTING_DIR_METHOD: rename
+  VERBOSE: true
+  COMPILER: intel
+task_get_extrn_ics:
+  EXTRN_MDL_NAME_ICS: FV3GFS
+  FV3GFS_FILE_FMT_ICS: grib2
+  USE_USER_STAGED_EXTRN_FILES: true
+  EXTRN_MDL_SOURCE_BASEDIR_ICS: "/Users/username/UFS_SRW_data/input_model_data/FV3GFS/grib2/2019061518"
+task_get_extrn_lbcs:
+  EXTRN_MDL_NAME_LBCS: FV3GFS
+  LBC_SPEC_INTVL_HRS: 6
+  FV3GFS_FILE_FMT_LBCS: grib2
+  USE_USER_STAGED_EXTRN_FILES: true
+  EXTRN_MDL_SOURCE_BASEDIR_LBCS: "/Users/username/UFS_SRW_data/input_model_data/FV3GFS/grib2/2019061518"
+task_run_fcst:
+  QUILTING: true
+  LAYOUT_X: 3
+  LAYOUT_Y: 2
+  WRTCMP_write_tasks_per_group: 2
+task_plot_allvars:
+  COMOUT_REF: ""
+global:
+  DO_ENSEMBLE: false  
+  NUM_ENS_MEMBERS: 2
+rocoto:
+  tasks:
+    taskgroups: '{{ ["parm/wflow/prep.yaml", "parm/wflow/coldstart.yaml", "parm/wflow/post.yaml", "parm/wflow/plot.yaml"]|include }}'
+    metatask_run_ensemble:
+      task_run_fcst_mem#mem#:
+        walltime: 02:00:00
+  task_plot_allvars:
+    PLOT_FCST_START: 0
+    PLOT_FCST_INC: 6
+    PLOT_FCST_END: 6
diff --git a/ush/machine/macos.yaml b/ush/machine/macos.yaml
index e3e7c2c18..1da102803 100644
--- a/ush/machine/macos.yaml
+++ b/ush/machine/macos.yaml
@@ -1,8 +1,8 @@
 platform:
-  WORKFLOW_MANAGER: rocoto
+  WORKFLOW_MANAGER: none
   NCORES_PER_NODE: 8
   TASKTHROTTLE: 1
-  SCHED: slurm
+  SCHED: none 
   TEST_CCPA_OBS_DIR: /Users/username/DATA/UFS/obs_data/ccpa/proc
   TEST_MRMS_OBS_DIR: /Users/username/DATA/UFS/obs_data/mrms/proc
   TEST_NDAS_OBS_DIR: /Users/username/DATA/UFS/obs_data/ndas/proc
@@ -13,7 +13,7 @@ platform:
   RUN_CMD_PRDGEN: mpirun
   RUN_CMD_SERIAL: time
   RUN_CMD_UTILS: mpirun
-  PRE_TASK_CMDS: '{ ulimit -a; ulimit -s unlimited; }'
+  PRE_TASK_CMDS: '{ ulimit -a; ulimit -s -S unlimited; }'
   TEST_EXTRN_MDL_SOURCE_BASEDIR: /Users/username/DATA/UFS/input_model_data
   TEST_PREGEN_BASEDIR: /Users/username/DATA/UFS/FV3LAM_pregen
   TEST_ALT_EXTRN_MDL_SYSBASEDIR_ICS: /Users/username/DATA/UFS/dummy_FV3GFS_sys_dir
@@ -27,4 +27,6 @@ platform:
   EXTRN_MDL_DATA_STORES: aws nomads
 data:
   ics_lbcs:
-    FV3GFS: /Users/username/DATA/UFS/FV3GFS
+    FV3GFS: 
+       nemsio: /Users/username/DATA/UFS/input_model_data/FV3GFS/nemsio
+       grib2: /Users/username/DATA/UFS/input_model_data/FV3GFS/grib2