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Update to consider sea surface current in air-sea flux calculation #155

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merged 23 commits into from
Feb 1, 2024
Merged

Update to consider sea surface current in air-sea flux calculation #155

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9dc3d40
Inlcude surface ocean currents for the calculation of the air-sea flu…
binli2337 Nov 20, 2023
32584c2
Use the ocean current field for the air-sea flux calculation.
binli2337 Nov 25, 2023
cf408aa
Update sfc_diff.meta
binli2337 Nov 27, 2023
6bdadb5
Set check_ssu_ssv to false in the following files:
binli2337 Nov 29, 2023
a2a2424
Update sfc_diff.meta
binli2337 Nov 29, 2023
9fb9c05
Add a namelist option for including surface ocean current in the comp…
binli2337 Dec 6, 2023
087d425
Merge branch 'ufs/dev' into hafsv2_baseline_with_current
binli2337 Dec 8, 2023
06b0563
Revise the namelist option to include sea surface current in the comp…
binli2337 Dec 8, 2023
a799bc5
Revise the following files for the computation of air-sea fluxes.
binli2337 Dec 19, 2023
a5ac3f5
Updated sfc_diff.f to add the option to check the surface ocean current.
binli2337 Dec 26, 2023
094860f
update sfc_diff.f
binli2337 Dec 27, 2023
19cad16
Update the following files:
binli2337 Dec 30, 2023
e8eaaf9
Code cleanup
binli2337 Jan 3, 2024
f80f52f
Change the variable name for zonal ocean current from ssu to usfco.
binli2337 Jan 5, 2024
fa1078f
Update sfc_diff.f.
binli2337 Jan 6, 2024
f171597
Merge branch 'ufs/dev' into feature/hafsv2_baseline_with_ssc
binli2337 Jan 13, 2024
ea70fbd
Make changes for consistent style.
binli2337 Jan 17, 2024
4610b23
Merge branch 'ufs-community:ufs/dev' into feature/hafsv2_baseline_wit…
binli2337 Jan 18, 2024
5fe0d63
Change flag_for_air_sea_flux_computation_over_water to
binli2337 Jan 25, 2024
5120410
Update standard_name and long_name for usfco and vsfco.
binli2337 Jan 26, 2024
e0401d6
Merge remote-tracking branch 'remotes/upstream/ufs/dev' into feature/…
BinLiu-NOAA Jan 27, 2024
ae1f0ca
Merge branch 'ufs/dev' into feature/hafsv2_baseline_with_ssc
binli2337 Jan 30, 2024
1545c6b
Merge branch 'ufs-community:ufs/dev' into feature/hafsv2_baseline_wit…
binli2337 Jan 31, 2024
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17 changes: 13 additions & 4 deletions physics/PBL/SATMEDMF/satmedmfvdifq.F
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Expand Up @@ -75,8 +75,8 @@ end subroutine satmedmfvdifq_init
!! \section detail_satmedmfvidfq GFS satmedmfvdifq Detailed Algorithm
subroutine satmedmfvdifq_run(im,km,ntrac,ntcw,ntrw, &
& ntiw,ntke,grav,rd,cp,rv,hvap,hfus,fv,eps,epsm1, &
& dv,du,tdt,rtg,u1,v1,t1,q1,swh,hlw,xmu, &
& garea,zvfun,sigmaf, &
& dv,du,tdt,rtg,u1,v1,t1,q1,usfco,vsfco,icplocn2atm, &
& swh,hlw,xmu,garea,zvfun,sigmaf, &
& psk,rbsoil,zorl,u10m,v10m,fm,fh, &
& tsea,heat,evap,stress,spd1,kpbl, &
& prsi,del,prsl,prslk,phii,phil,delt, &
Expand Down Expand Up @@ -110,6 +110,7 @@ subroutine satmedmfvdifq_run(im,km,ntrac,ntcw,ntrw, &
& tdt(:,:), rtg(:,:,:)
real(kind=kind_phys), intent(in) :: &
& u1(:,:), v1(:,:), &
& usfco(:), vsfco(:), &
& t1(:,:), q1(:,:,:), &
& swh(:,:), hlw(:,:), &
& xmu(:), garea(:), &
Expand All @@ -126,6 +127,7 @@ subroutine satmedmfvdifq_run(im,km,ntrac,ntcw,ntrw, &
real(kind=kind_phys), intent(inout), dimension(:,:,:) :: dtend
integer, intent(in) :: dtidx(:,:), index_of_temperature, &
& index_of_x_wind, index_of_y_wind, index_of_process_pbl
integer, intent(in) :: icplocn2atm
real(kind=kind_phys), intent(out) :: &
& dusfc(:), dvsfc(:), &
& dtsfc(:), dqsfc(:), &
Expand All @@ -142,6 +144,7 @@ subroutine satmedmfvdifq_run(im,km,ntrac,ntcw,ntrw, &
!----------------------------------------------------------------------
!***
!*** local variables
real(kind=kind_phys) spd1_m
!***
integer i,is,k,n,ndt,km1,kmpbl,kmscu,ntrac1,idtend
integer kps,kbx,kmx
Expand Down Expand Up @@ -2376,8 +2379,14 @@ subroutine satmedmfvdifq_run(im,km,ntrac,ntcw,ntrw, &
enddo
enddo
do i = 1,im
dusfc(i) = -1.*rho_a(i)*stress(i)*u1(i,1)/spd1(i)
dvsfc(i) = -1.*rho_a(i)*stress(i)*v1(i,1)/spd1(i)
if(icplocn2atm == 0) then
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dusfc(i) = -1.*rho_a(i)*stress(i)*u1(i,1)/spd1(i)
dvsfc(i) = -1.*rho_a(i)*stress(i)*v1(i,1)/spd1(i)
else if (icplocn2atm ==1) then
spd1_m=sqrt( (u1(i,1)-usfco(i))**2+(v1(i,1)-vsfco(i))**2 )
dusfc(i) = -1.*rho_a(i)*stress(i)*(u1(i,1)-usfco(i))/spd1_m
dvsfc(i) = -1.*rho_a(i)*stress(i)*(v1(i,1)-vsfco(i))/spd1_m
endif
enddo
!
if(ldiag3d .and. .not. gen_tend) then
Expand Down
23 changes: 23 additions & 0 deletions physics/PBL/SATMEDMF/satmedmfvdifq.meta
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Original file line number Diff line number Diff line change
Expand Up @@ -217,6 +217,29 @@
type = real
kind = kind_phys
intent = in
[usfco]
standard_name = ocn_current_zonal
long_name = ocn_current_zonal
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units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[vsfco]
standard_name = ocn_current_merid
long_name = ocn_current_merid
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[icplocn2atm]
standard_name = flag_for_air_sea_flux_computation_over_water
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long_name = air-sea flux option
units = flag
dimensions = ()
type = integer
intent = in
[t1]
standard_name = air_temperature
long_name = layer mean air temperature
Expand Down
12 changes: 10 additions & 2 deletions physics/SFC_Layer/UFS/sfc_diag.f
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Expand Up @@ -17,6 +17,7 @@ subroutine sfc_diag_run (im,xlat_d,xlon_d, &
& lsm,lsm_ruc,grav,cp,eps,epsm1,con_rocp, &
& con_karman, &
& shflx,cdq,wind, &
& usfco,vsfco,icplocn2atm, &
& zf,ps,u1,v1,t1,q1,prslki,evap,fm,fh,fm10,fh2, &
& ust,tskin,qsurf,thsfc_loc,diag_flux,diag_log, &
& use_lake_model,iopt_lake,iopt_lake_clm, &
Expand All @@ -31,13 +32,15 @@ subroutine sfc_diag_run (im,xlat_d,xlon_d, &
!
integer, intent(in) :: im, lsm, lsm_ruc, iopt_lake, iopt_lake_clm
logical, intent(in) :: use_lake2m
integer, intent(in) :: icplocn2atm
logical, intent(in) :: thsfc_loc ! Flag for reference pot. temp.
logical, intent(in) :: diag_flux ! Flag for flux method in 2-m diagnostics
logical, intent(in) :: diag_log ! Flag for 2-m log diagnostics under stable conditions
real(kind=kind_phys), intent(in) :: grav,cp,eps,epsm1,con_rocp
real(kind=kind_phys), intent(in) :: con_karman
real(kind=kind_phys), dimension(:), intent( in) :: &
& zf, ps, u1, v1, t1, q1, ust, tskin, &
& usfco, vsfco, &
& qsurf, prslki, evap, fm, fh, fm10, fh2, &
& shflx, cdq, wind, xlat_d, xlon_d
real(kind=kind_phys), dimension(:), intent(out) :: &
Expand Down Expand Up @@ -89,8 +92,13 @@ subroutine sfc_diag_run (im,xlat_d,xlon_d, &

do i = 1, im
f10m(i) = fm10(i) / fm(i)
u10m(i) = f10m(i) * u1(i)
v10m(i) = f10m(i) * v1(i)
if (icplocn2atm ==0) then
u10m(i) = f10m(i) * u1(i)
v10m(i) = f10m(i) * v1(i)
else if (icplocn2atm ==1) then
u10m(i) = usfco(i)+f10m(i) * (u1(i)-usfco(i))
v10m(i) = vsfco(i)+f10m(i) * (v1(i)-vsfco(i))
endif
have_2m = use_lake_model(i)>0 .and. use_lake2m .and. &
& iopt_lake==iopt_lake_clm
if(have_2m) then
Expand Down
23 changes: 23 additions & 0 deletions physics/SFC_Layer/UFS/sfc_diag.meta
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,29 @@
type = real
kind = kind_phys
intent = in
[usfco]
standard_name = ocn_current_zonal
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long_name = ocn_current_zonal
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[vsfco]
standard_name = ocn_current_merid
long_name = ocn_current_merid
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[icplocn2atm]
standard_name = flag_for_air_sea_flux_computation_over_water
long_name = air-sea flux option
units = flag
dimensions = ()
type = integer
intent = in
[t1]
standard_name = air_temperature_at_surface_adjacent_layer
long_name = 1st model layer air temperature
Expand Down
32 changes: 22 additions & 10 deletions physics/SFC_Layer/UFS/sfc_diff.f
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Expand Up @@ -62,6 +62,7 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
& flag_iter,redrag, & !intent(in)
& flag_lakefreeze, & !intent(in)
& u10m,v10m,sfc_z0_type, & !hafs,z0 type !intent(in)
& u1,v1,usfco,vsfco,icplocn2atm, &
& wet,dry,icy, & !intent(in)
& thsfc_loc, & !intent(in)
& tskin_wat, tskin_lnd, tskin_ice, & !intent(in)
Expand All @@ -86,6 +87,7 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
integer, parameter :: kp = kind_phys
integer, intent(in) :: im, ivegsrc
integer, intent(in) :: sfc_z0_type ! option for calculating surface roughness length over ocean
integer, intent(in) :: icplocn2atm ! option for including ocean current in the computation of flux

integer, dimension(:), intent(in) :: vegtype

Expand All @@ -97,6 +99,8 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
logical, intent(in) :: thsfc_loc ! Flag for reference pressure in theta calculation

real(kind=kind_phys), dimension(:), intent(in) :: u10m,v10m
real(kind=kind_phys), dimension(:), intent(in) :: u1,v1
real(kind=kind_phys), dimension(:), intent(in) :: usfco,vsfco
real(kind=kind_phys), intent(in) :: rvrdm1, eps, epsm1, grav
real(kind=kind_phys), dimension(:), intent(in) :: &
& ps,t1,q1,z1,garea,prsl1,prslki,prsik1,prslk1, &
Expand Down Expand Up @@ -127,6 +131,7 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
! locals
!
integer i
real(kind=kind_phys) :: windrel
!
real(kind=kind_phys) :: rat, tv1, thv1, restar, wind10m,
& czilc, tem1, tem2, virtfac
Expand Down Expand Up @@ -163,6 +168,7 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
errmsg = ''
errflg = 0


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! initialize variables. all units are supposedly m.k.s. unless specified
! ps is in pascals, wind is wind speed,
! surface roughness length is converted to m from cm
Expand Down Expand Up @@ -276,11 +282,11 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
!
call stability
! --- inputs:
& (z1(i), zvfun(i), gdx, tv1, thv1, wind(i),
& z0max, ztmax_lnd(i), tvs, grav, thsfc_loc,
& (z1(i), zvfun(i), gdx, tv1, thv1, wind(i),
& z0max, ztmax_lnd(i), tvs, grav, thsfc_loc,
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! --- outputs:
& rb_lnd(i), fm_lnd(i), fh_lnd(i), fm10_lnd(i), fh2_lnd(i),
& cm_lnd(i), ch_lnd(i), stress_lnd(i), ustar_lnd(i))
& rb_lnd(i), fm_lnd(i), fh_lnd(i), fm10_lnd(i), fh2_lnd(i),
& cm_lnd(i), ch_lnd(i), stress_lnd(i), ustar_lnd(i))
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endif ! Dry points

if (icy(i)) then ! Some ice
Expand Down Expand Up @@ -330,11 +336,11 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
!
call stability
! --- inputs:
& (z1(i), zvfun(i), gdx, tv1, thv1, wind(i),
& z0max, ztmax_ice(i), tvs, grav, thsfc_loc,
& (z1(i), zvfun(i), gdx, tv1, thv1, wind(i),
& z0max, ztmax_ice(i), tvs, grav, thsfc_loc,
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! --- outputs:
& rb_ice(i), fm_ice(i), fh_ice(i), fm10_ice(i), fh2_ice(i),
& cm_ice(i), ch_ice(i), stress_ice(i), ustar_ice(i))
& rb_ice(i), fm_ice(i), fh_ice(i), fm10_ice(i), fh2_ice(i),
& cm_ice(i), ch_ice(i), stress_ice(i), ustar_ice(i))
endif ! Icy points

! BWG: Everything from here to end of subroutine was after
Expand All @@ -354,7 +360,13 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
z0 = 0.01_kp * z0rl_wat(i)
z0max = max(zmin, min(z0,z1(i)))
! ustar_wat(i) = sqrt(grav * z0 / charnock)
wind10m = sqrt(u10m(i)*u10m(i)+v10m(i)*v10m(i))
if (icplocn2atm == 0) then
wind10m=sqrt(u10m(i)*u10m(i)+v10m(i)*v10m(i))
windrel=wind(i)
else if (icplocn2atm ==1) then
wind10m=sqrt((u10m(i)-usfco(i))**2+(v10m(i)-vsfco(i))**2)
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windrel=sqrt((u1(i)-usfco(i))**2+(v1(i)-vsfco(i))**2)
endif

!** test xubin's new z0

Expand Down Expand Up @@ -385,7 +397,7 @@ subroutine sfc_diff_run (im,rvrdm1,eps,epsm1,grav, & !intent(in)
!
call stability
! --- inputs:
& (z1(i), zvfun(i), gdx, tv1, thv1, wind(i),
& (z1(i), zvfun(i), gdx, tv1, thv1, windrel,
& z0max, ztmax_wat(i), tvs, grav, thsfc_loc,
! --- outputs:
& rb_wat(i), fm_wat(i), fh_wat(i), fm10_wat(i), fh2_wat(i),
Expand Down
39 changes: 39 additions & 0 deletions physics/SFC_Layer/UFS/sfc_diff.meta
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Expand Up @@ -218,13 +218,52 @@
type = real
kind = kind_phys
intent = in
[u1]
standard_name = x_wind_at_surface_adjacent_layer
long_name = x component of surface layer wind
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[v1]
standard_name = y_wind_at_surface_adjacent_layer
long_name = y component of surface layer wind
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[usfco]
standard_name = ocn_current_zonal
long_name = ocn_current_zonal
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[vsfco]
standard_name = ocn_current_merid
long_name = ocn_current_merid
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[sfc_z0_type]
standard_name = flag_for_surface_roughness_option_over_water
long_name = surface roughness options over water
units = flag
dimensions = ()
type = integer
intent = in
[icplocn2atm]
standard_name = flag_for_air_sea_flux_computation_over_water
long_name = air-sea flux option
units = flag
dimensions = ()
type = integer
intent = in
[wet]
standard_name = flag_nonzero_wet_surface_fraction
long_name = flag indicating presence of some ocean or lake surface area fraction
Expand Down
25 changes: 19 additions & 6 deletions physics/SFC_Layer/UFS/sfc_nst.f90
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Expand Up @@ -26,8 +26,8 @@ module sfc_nst
!> \section NSST_general_algorithm GFS Near-Surface Sea Temperature Scheme General Algorithm
subroutine sfc_nst_run &
( im, hvap, cp, hfus, jcal, eps, epsm1, rvrdm1, rd, rhw0, & ! --- inputs:
pi, tgice, sbc, ps, u1, v1, t1, q1, tref, cm, ch, &
lseaspray, fm, fm10, &
pi, tgice, sbc, ps, u1, v1, usfco, vsfco, icplocn2atm, t1, &
q1, tref, cm, ch, lseaspray, fm, fm10, &
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prsl1, prslki, prsik1, prslk1, wet, use_lake_model, xlon, &
sinlat, stress, &
sfcemis, dlwflx, sfcnsw, rain, timestep, kdt, solhr,xcosz, &
Expand Down Expand Up @@ -84,6 +84,9 @@ subroutine sfc_nst_run &
! im - integer, horiz dimension 1 !
! ps - real, surface pressure (pa) im !
! u1, v1 - real, u/v component of surface layer wind (m/s) im !
! usfco, vsfco - real, u/v component of surface current (m/s) im !
! icplocn2atm - integer, option to include ocean surface 1 !
! current in the computation of flux !
! t1 - real, surface layer mean temperature ( k ) im !
! q1 - real, surface layer mean specific humidity im !
! tref - real, reference/foundation temperature ( k ) im !
Expand Down Expand Up @@ -167,10 +170,12 @@ subroutine sfc_nst_run &

! --- inputs:
integer, intent(in) :: im, kdt, ipr, nstf_name1, nstf_name4, nstf_name5
integer, intent(in) :: icplocn2atm

real (kind=kind_phys), intent(in) :: hvap, cp, hfus, jcal, eps, &
epsm1, rvrdm1, rd, rhw0, sbc, pi, tgice
real (kind=kind_phys), dimension(:), intent(in) :: ps, u1, v1, &
t1, q1, tref, cm, ch, fm, fm10, &
usfco, vsfco, t1, q1, tref, cm, ch, fm, fm10, &
prsl1, prslki, prsik1, prslk1, xlon, xcosz, &
sinlat, stress, sfcemis, dlwflx, sfcnsw, rain, wind
real (kind=kind_phys), intent(in) :: timestep
Expand Down Expand Up @@ -235,6 +240,7 @@ subroutine sfc_nst_run &
! real (kind=kind_phys), parameter :: alps=1.0, bets=1.0, gams=0.2,
real (kind=kind_phys), parameter :: alps=0.75,bets=0.75,gams=0.15, &
ws10cr=30., conlf=7.2e-9, consf=6.4e-8
real (kind=kind_phys) :: windrel
!
!======================================================================================================
! Initialize CCPP error handling variables
Expand Down Expand Up @@ -311,9 +317,16 @@ subroutine sfc_nst_run &

! --- ... rcp = rho cp ch v

rch(i) = rho_a(i) * cp * ch(i) * wind(i)
cmm(i) = cm (i) * wind(i)
chh(i) = rho_a(i) * ch(i) * wind(i)
if (icplocn2atm ==0) then
rch(i) = rho_a(i) * cp * ch(i) * wind(i)
cmm(i) = cm (i) * wind(i)
chh(i) = rho_a(i) * ch(i) * wind(i)
else if (icplocn2atm ==1) then
windrel= sqrt( (u1(i)-usfco(i))**2 + (v1(i)-vsfco(i))**2 )
rch(i) = rho_a(i) * cp * ch(i) * windrel
cmm(i) = cm (i) * windrel
chh(i) = rho_a(i) * ch(i) * windrel
endif

!> - Calculate latent and sensible heat flux over open water with tskin.
! at previous time step
Expand Down
23 changes: 23 additions & 0 deletions physics/SFC_Layer/UFS/sfc_nst.meta
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Original file line number Diff line number Diff line change
Expand Up @@ -134,6 +134,29 @@
type = real
kind = kind_phys
intent = in
[usfco]
standard_name = ocn_current_zonal
long_name = ocn_current_zonal
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[vsfco]
standard_name = ocn_current_merid
long_name = ocn_current_merid
units = m s-1
dimensions = (horizontal_loop_extent)
type = real
kind = kind_phys
intent = in
[icplocn2atm]
standard_name = flag_for_air_sea_flux_computation_over_water
long_name = air-sea flux option
units = flag
dimensions = ()
type = integer
intent = in
[t1]
standard_name = air_temperature_at_surface_adjacent_layer
long_name = surface layer mean temperature
Expand Down
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