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GFS: Apply land mask in foundation temperature #1530

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Merged
WenMeng-NOAA merged 1 commit into from
May 6, 2026
Merged

GFS: Apply land mask in foundation temperature #1530

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8 changes: 8 additions & 0 deletions sorc/ncep_post.fd/INITPOST_NETCDF.f
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,7 @@
!> 2025-07-21 | Sam Trahan | If U10 and V10 are absent, calculate them from F10M if possible.
!> 2025-09-11 | Jili Dong | Read in surface specific humidity from history
!> 2025-10-07 | Chris Hill | Add capability to calculate and store cosine of solar zenith angle.
!> 2026-05-06 | Wen Meng | Mask land areas for foundation temperature
!>
!> @author Hui-Ya Chuang @date 2016-03-04
!----------------------------------------------------------------------
Expand Down Expand Up @@ -1898,6 +1899,13 @@ SUBROUTINE INITPOST_NETCDF(ncid2d,ncid3d)
VarName='tref'
call read_netcdf_2d_para(ncid2d,ista,ista_2l,iend,iend_2u,jsta,jsta_2l,jend,jend_2u, &
spval,VarName,fdnsst)
! mask land areas
!$omp parallel do private(i,j)
do j=jsta,jend
do i=ista,iend
if (sm(i,j) == 0.0) fdnsst(i,j)=spval
enddo
enddo
if(debugprint)print*,'sample ',VarName,' = ',fdnsst(isa,jsa)


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