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Add 'netcdf' and 'grib2' to input 'source' options in regional IC/LBC routines #96

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merged 10 commits into from
May 7, 2021
Merged

Add 'netcdf' and 'grib2' to input 'source' options in regional IC/LBC routines #96

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972d217
Add netcdf to regional IC options
chan-hoo Apr 7, 2021
0e7812c
Add grib2 to regional IC options
chan-hoo Apr 9, 2021
f6c186b
Make the code simple
chan-hoo Apr 11, 2021
7a65247
Modify source string into source group
chan-hoo Apr 15, 2021
4d38a80
Change src_grp to data_source_group
chan-hoo Apr 15, 2021
283119b
Modify group number of other data sources
chan-hoo Apr 16, 2021
d0e48d1
Change data source group to parameter
chan-hoo Apr 28, 2021
0442f5d
Change source string to logical flag
chan-hoo Apr 29, 2021
a6849db
Modify the comment for the logical flag
chan-hoo Apr 29, 2021
f25e6e4
Add intent attributes
chan-hoo May 3, 2021
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33 changes: 22 additions & 11 deletions model/fv_regional_bc.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -249,6 +249,7 @@ module fv_regional_mod
integer :: a_step, p_step, k_step, n_step
!
character(len=80) :: data_source
character(len=26), parameter:: data_source_fv3gfs='FV3GFS NEMSIO/NETCDF/GRIB2'
contains

!-----------------------------------------------------------------------
Expand Down Expand Up @@ -1723,7 +1724,7 @@ subroutine regional_bc_data(Atm,bc_hour &
!*** Sensible temperature
!--------------------------
!
if (data_source == 'FV3GFS GAUSSIAN NEMSIO FILE') then
if ( trim(data_source)==data_source_fv3gfs ) then
nlev=klev_in
var_name_root='t'
call read_regional_bc_file(is_input,ie_input,js_input,je_input &
Expand Down Expand Up @@ -3676,7 +3677,7 @@ subroutine remap_scalar_nggps_regional_bc(Atm &

! Compute true temperature using hydrostatic balance if not read from input.

if (data_source /= 'FV3GFS GAUSSIAN NEMSIO FILE') then
if ( trim(data_source)/=data_source_fv3gfs ) then
do k=1,npz
BC_side%pt_BC(i,j,k) = (gz_fv(k)-gz_fv(k+1))/( rdgas*(pn1(i,k+1)-pn1(i,k))*(1.+zvir*BC_side%q_BC(i,j,k,sphum)) )
enddo
Expand All @@ -3696,13 +3697,13 @@ subroutine remap_scalar_nggps_regional_bc(Atm &
! From Jan-Huey Chen's HiRAM code
!-----------------------------------------------------------------------
!
! If the source is FV3GFS GAUSSIAN NEMSIO FILE then all the tracers are in the boundary files
! If the source is FV3GFS GAUSSIAN NEMSIO/NETCDF and GRIB2 FILE then all the tracers are in the boundary files
! and will be read in.
! If the source is from old GFS or operational GSM then the tracers will be fixed in the boundaries
! and may not provide a very good result
!
if (cld_amt .gt. 0) BC_side%q_BC(:,:,:,cld_amt) = 0.
if (trim(data_source) /= 'FV3GFS GAUSSIAN NEMSIO FILE') then
if ( trim(data_source)/=data_source_fv3gfs ) then
if ( Atm%flagstruct%nwat .eq. 6 ) then
do k=1,npz
do i=is,ie
Expand Down Expand Up @@ -3745,7 +3746,7 @@ subroutine remap_scalar_nggps_regional_bc(Atm &
enddo
enddo
endif
endif ! data source /= FV3GFS GAUSSIAN NEMSIO FILE
endif ! data source /= FV3GFS GAUSSIAN NEMSIO/NETCDF and GRIB2 FILE
!
! For GFS spectral input, omega in pa/sec is stored as w in the input data so actual w(m/s) is calculated
! For GFS nemsio input, omega is 0, so best not to use for input since boundary data will not exist for w
Expand All @@ -3762,7 +3763,7 @@ subroutine remap_scalar_nggps_regional_bc(Atm &

call mappm(km, pe0, qp, npz, pe1, qn1, is,ie, -1, 4, Atm%ptop)

if (data_source == 'FV3GFS GAUSSIAN NEMSIO FILE') then
if ( trim(data_source)==data_source_fv3gfs ) then
do k=1,npz
do i=is,ie
BC_side%w_BC(i,j,k) = qn1(i,k)
Expand All @@ -3785,7 +3786,7 @@ subroutine remap_scalar_nggps_regional_bc(Atm &
enddo
enddo

else !<-- datasource /= 'FV3GFS GAUSSIAN NEMSIO FILE'
else !<-- datasource /= 'FV3GFS GAUSSIAN NEMSIO/NETCDF and GRIB2 FILE'
do k=1,npz
do i=is,ie
BC_side%w_BC(i,j,k) = qn1(i,k)/BC_side%delp_BC(i,j,k)*BC_side%delz_BC(i,j,k)
Expand Down Expand Up @@ -6636,21 +6637,31 @@ subroutine get_data_source(source,regional)
!
! This routine extracts the data source information if it is present in the datafile.
!
character (len = 80) :: source
integer :: ncids,sourceLength
character (len=80) :: source
logical :: lstatus,regional
!
! Use the fms call here so we can actually get the return code value.
! The term 'source' is specified by 'chgres_cube'
!
if (regional) then
lstatus = get_global_att_value('INPUT/gfs_data.nc',"source", source)
else
lstatus = get_global_att_value('INPUT/gfs_data.tile1.nc',"source", source)
endif
if (mpp_pe()==0) write(*,*) 'INPUT gfs_data source string=',source
if (.not. lstatus) then
if (mpp_pe() == 0) write(0,*) 'INPUT source not found ',lstatus,' set source=No Source Attribute'
source='No Source Attribute'
endif

! data source string to global string --------
if ( trim(source)=='FV3GFS GAUSSIAN NEMSIO FILE' .or. &
trim(source)=='FV3GFS GAUSSIAN NETCDF FILE' .or. &
trim(source)=='FV3GFS GRIB2 FILE' ) then
source = 'FV3GFS NEMSIO/NETCDF/GRIB2'
if (mpp_pe()==0) write(*,*) 'New data source string=',source
endif

end subroutine get_data_source

!---------------------------------------------------------------------
Expand Down Expand Up @@ -6683,7 +6694,7 @@ subroutine set_delp_and_tracers(BC_side,npz,nwat)
graupel = get_tracer_index(MODEL_ATMOS, 'graupel')
cld_amt = get_tracer_index(MODEL_ATMOS, 'cld_amt')
!
source: if (trim(data_source) == 'FV3GFS GAUSSIAN NEMSIO FILE') then
source: if ( trim(data_source)==data_source_fv3gfs ) then
!
! if (cld_amt > 0) BC_side%q_BC(:,:,:,cld_amt) = 0.0 ! Moorthi
do k=1,npz
Expand All @@ -6705,7 +6716,7 @@ subroutine set_delp_and_tracers(BC_side,npz,nwat)
enddo
enddo
!
else source ! This else block is for all sources other than FV3GFS GAUSSIAN NEMSIO FILE
else source ! This else block is for all sources other than FV3GFS GAUSSIAN NEMSIO/NETCDF and GRIB2 FILE
!
! 20160928: Adjust the mixing ratios consistently...
do k=1,npz
Expand Down
22 changes: 11 additions & 11 deletions tools/external_ic.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -196,8 +196,8 @@ module external_ic_mod
real, parameter:: zvir = rvgas/rdgas - 1.
real(kind=R_GRID), parameter :: cnst_0p20=0.20d0
real, parameter :: deg2rad = pi/180.
character (len = 80),public :: source ! This tells what the input source was for the data
character(len=27), parameter :: source_fv3gfs = 'FV3GFS GAUSSIAN NEMSIO FILE'
character(len=80), public:: source
character(len=26), parameter:: data_source_fv3gfs='FV3GFS NEMSIO/NETCDF/GRIB2'
public get_external_ic, get_cubed_sphere_terrain
public remap_scalar, remap_dwinds

Expand Down Expand Up @@ -573,8 +573,8 @@ subroutine get_nggps_ic (Atm, fv_domain, dt_atmos )

!
call get_data_source(source,Atm%flagstruct%regional)
if (trim(source) == source_fv3gfs) then
call mpp_error(NOTE, "READING FROM REGRIDDED FV3GFS NEMSIO FILE")
if ( trim(source)==data_source_fv3gfs ) then
call mpp_error(NOTE, "READING FROM REGRIDDED FV3GFS NEMSIO/NETCDF/GRIB2 FILE")
endif
!
!--- read in ak and bk from the gfs control file using fms_io read_data ---
Expand Down Expand Up @@ -842,7 +842,7 @@ subroutine get_nggps_ic (Atm, fv_domain, dt_atmos )
snowwat = get_tracer_index(MODEL_ATMOS, 'snowwat')
graupel = get_tracer_index(MODEL_ATMOS, 'graupel')
ntclamt = get_tracer_index(MODEL_ATMOS, 'cld_amt')
if (trim(source) == source_fv3gfs) then
if ( trim(source)==data_source_fv3gfs ) then
do k=1,npz
do j=js,je
do i=is,ie
Expand All @@ -861,7 +861,7 @@ subroutine get_nggps_ic (Atm, fv_domain, dt_atmos )
enddo
enddo
enddo
else
else ! not NEMSIO/NETCDF/GRIB2
!--- Add cloud condensate from GFS to total MASS
! 20160928: Adjust the mixing ratios consistently...
do k=1,npz
Expand Down Expand Up @@ -3231,7 +3231,7 @@ subroutine remap_scalar(Atm, km, npz, ncnst, ak0, bk0, psc, qa, zh, omga, t_in)
endif

!$OMP parallel do default(none) &
!$OMP shared(sphum,liq_wat,rainwat,ice_wat,snowwat,graupel,liq_aero,ice_aero,source, &
!$OMP shared(sphum,liq_wat,rainwat,ice_wat,snowwat,graupel,liq_aero,ice_aero,source, &
!$OMP cld_amt,ncnst,npz,is,ie,js,je,km,k2,ak0,bk0,psc,t_in,zh,omga,qa,Atm,z500) &
!$OMP private(l,m,pst,pn,gz,pe0,pn0,pe1,pn1,dp2,qp,qn1,gz_fv)
do 5000 j=js,je
Expand Down Expand Up @@ -3375,7 +3375,7 @@ subroutine remap_scalar(Atm, km, npz, ncnst, ak0, bk0, psc, qa, zh, omga, t_in)
!----------------------------------------------------
! Compute true temperature using hydrostatic balance
!----------------------------------------------------
if (trim(source) /= source_fv3gfs .or. .not. present(t_in)) then
if ( trim(source)/=data_source_fv3gfs .or. .not. present(t_in) ) then
do k=1,npz
#ifdef MULTI_GASES
Atm%pt(i,j,k) = (gz_fv(k)-gz_fv(k+1))/( rdgas*(pn1(i,k+1)-pn1(i,k))*virq(Atm%q(i,j,k,:)) )
Expand Down Expand Up @@ -3410,7 +3410,7 @@ subroutine remap_scalar(Atm, km, npz, ncnst, ak0, bk0, psc, qa, zh, omga, t_in)
! seperate cloud water and cloud ice from Jan-Huey Chen's HiRAM code
! only use for NCEP IC and GFDL microphy
!-----------------------------------------------------------------------
if (trim(source) /= source_fv3gfs) then
if ( trim(source)/=data_source_fv3gfs ) then
if ((Atm%flagstruct%nwat .eq. 3 .or. Atm%flagstruct%nwat .eq. 6) .and. &
(Atm%flagstruct%ncep_ic .or. Atm%flagstruct%nggps_ic)) then
do k=1,npz
Expand Down Expand Up @@ -3459,7 +3459,7 @@ subroutine remap_scalar(Atm, km, npz, ncnst, ak0, bk0, psc, qa, zh, omga, t_in)
enddo
enddo
endif
endif ! data source /= FV3GFS GAUSSIAN NEMSIO FILE
endif ! data source /= FV3GFS GAUSSIAN NEMSIO/NETCDF and GRIB2 FILE

! For GFS spectral input, omega in pa/sec is stored as w in the input data so actual w(m/s) is calculated
! For GFS nemsio input, omega is 0, so best not to use for input since boundary data will not exist for w
Expand All @@ -3474,7 +3474,7 @@ subroutine remap_scalar(Atm, km, npz, ncnst, ak0, bk0, psc, qa, zh, omga, t_in)
enddo
enddo
call mappm(km, pe0, qp, npz, pe1, qn1, is,ie, -1, 4, Atm%ptop)
if (trim(source) == source_fv3gfs) then
if ( trim(source)==data_source_fv3gfs ) then
do k=1,npz
do i=is,ie
atm%w(i,j,k) = qn1(i,k)
Expand Down