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Bugfix for calculating moist air density in init_atm_core #829

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Aug 13, 2021
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3 changes: 2 additions & 1 deletion src/core_init_atmosphere/mpas_init_atm_cases.F
Original file line number Diff line number Diff line change
Expand Up @@ -4758,7 +4758,8 @@ subroutine init_atm_case_gfs(block, mesh, nCells, nEdges, nVertLevels, fg, state
t(k,iCell) = t(k,iCell) * (p0 / pressure(k,iCell)) ** (rgas / cp)

! RHO_ZZ
rho_zz(k,iCell) = pressure(k,iCell) / rgas / (p(k,iCell) * t(k,iCell))
rho_zz(k,iCell) = pressure(k,iCell) / rgas / (p(k,iCell) * t(k,iCell) &
* (1.0 + (rvord - 1.0) * scalars(index_qv,k,iCell)))
rho_zz(k,iCell) = rho_zz(k,iCell) / (1.0 + scalars(index_qv,k,iCell))
end do
end do
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