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User/ter/nudge #154

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7 changes: 4 additions & 3 deletions tools/fv_nudge.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -782,15 +782,16 @@ subroutine ps_nudging(dt, factor, factor_nwp, npz, ak, bk, ps_obs, mask, tm, ps,
if ( kmax < km ) call mpp_error(FATAL,'==> KMAX must be larger than km')

do j=js,je
do i=is,ie
iloop: do i=is,ie
do k=1, km+1
pk0(k) = (ak0(k) + bk0(k)*ps_obs(i,j))**kappa
enddo
if( phis(i,j)>gz0(i,j) ) then
do k=km,1,-1
if( phis(i,j)<gz3(i,j,k) .and. phis(i,j) >= gz3(i,j,k+1) ) then
pst = pk0(k) + (pk0(k+1)-pk0(k))*(gz3(i,j,k)-phis(i,j))/(gz3(i,j,k)-gz3(i,j,k+1))
go to 666
ps_dt(i,j) = pst**(1./kappa) - ps(i,j)
cycle iloop
endif
enddo
else
Expand All @@ -801,7 +802,7 @@ subroutine ps_nudging(dt, factor, factor_nwp, npz, ak, bk, ps_obs, mask, tm, ps,
pst = pk0(km+1) + (gz0(i,j)-phis(i,j))/(cp_air*pt0)
endif
666 ps_dt(i,j) = pst**(1./kappa) - ps(i,j)
enddo ! i-loop
enddo iloop
enddo ! j-loop

if( nf_ps>0 ) call del2_scalar(ps_dt, del2_cd, 1, nf_ps, bd, npx, npy, gridstruct, domain)
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