subroutine sfc_nst::sfc_nst_run	(	integer, intent(in)	im,
		real (kind=kind_phys), intent(in)	hvap,
		real (kind=kind_phys), intent(in)	cp,
		real (kind=kind_phys), intent(in)	hfus,
		real (kind=kind_phys), intent(in)	jcal,
		real (kind=kind_phys), intent(in)	eps,
		real (kind=kind_phys), intent(in)	epsm1,
		real (kind=kind_phys), intent(in)	rvrdm1,
		real (kind=kind_phys), intent(in)	rd,
		real (kind=kind_phys), intent(in)	rhw0,
		real (kind=kind_phys), intent(in)	pi,
		real (kind=kind_phys), intent(in)	sbc,
		real (kind=kind_phys), dimension(im), intent(in)	ps,
		real (kind=kind_phys), dimension(im), intent(in)	u1,
		real (kind=kind_phys), dimension(im), intent(in)	v1,
		real (kind=kind_phys), dimension(im), intent(in)	t1,
		real (kind=kind_phys), dimension(im), intent(in)	q1,
		real (kind=kind_phys), dimension(im), intent(in)	tref,
		real (kind=kind_phys), dimension(im), intent(in)	cm,
		real (kind=kind_phys), dimension(im), intent(in)	ch,
		real (kind=kind_phys), dimension(im), intent(in)	prsl1,
		real (kind=kind_phys), dimension(im), intent(in)	prslki,
		real (kind=kind_phys), dimension(im), intent(in)	prsik1,
		real (kind=kind_phys), dimension(im), intent(in)	prslk1,
		logical, dimension(im), intent(in)	wet,
		real (kind=kind_phys), dimension(im), intent(in)	xlon,
		real (kind=kind_phys), dimension(im), intent(in)	sinlat,
		real (kind=kind_phys), dimension(im), intent(in)	stress,
		real (kind=kind_phys), dimension(im), intent(in)	sfcemis,
		real (kind=kind_phys), dimension(im), intent(in)	dlwflx,
		real (kind=kind_phys), dimension(im), intent(in)	sfcnsw,
		real (kind=kind_phys), dimension(im), intent(in)	rain,
		real (kind=kind_phys), intent(in)	timestep,
		integer, intent(in)	kdt,
		real (kind=kind_phys), intent(in)	solhr,
		real (kind=kind_phys), dimension(im), intent(in)	xcosz,
		real (kind=kind_phys), dimension(im), intent(in)	wind,
		logical, dimension(im), intent(in)	flag_iter,
		logical, dimension(im), intent(in)	flag_guess,
		integer, intent(in)	nstf_name1,
		integer, intent(in)	nstf_name4,
		integer, intent(in)	nstf_name5,
		logical, intent(in)	lprnt,
		integer, intent(in)	ipr,
		real (kind=kind_phys), dimension(im), intent(inout)	tskin,
		real (kind=kind_phys), dimension(im), intent(inout)	tsurf,
		real (kind=kind_phys), dimension(im), intent(inout)	xt,
		real (kind=kind_phys), dimension(im), intent(inout)	xs,
		real (kind=kind_phys), dimension(im), intent(inout)	xu,
		real (kind=kind_phys), dimension(im), intent(inout)	xv,
		real (kind=kind_phys), dimension(im), intent(inout)	xz,
		real (kind=kind_phys), dimension(im), intent(inout)	zm,
		real (kind=kind_phys), dimension(im), intent(inout)	xtts,
		real (kind=kind_phys), dimension(im), intent(inout)	xzts,
		real (kind=kind_phys), dimension(im), intent(inout)	dt_cool,
		real (kind=kind_phys), dimension(im), intent(inout)	z_c,
		real (kind=kind_phys), dimension(im), intent(inout)	c_0,
		real (kind=kind_phys), dimension(im), intent(inout)	c_d,
		real (kind=kind_phys), dimension(im), intent(inout)	w_0,
		real (kind=kind_phys), dimension(im), intent(inout)	w_d,
		real (kind=kind_phys), dimension(im), intent(inout)	d_conv,
		real (kind=kind_phys), dimension(im), intent(inout)	ifd,
		real (kind=kind_phys), dimension(im), intent(inout)	qrain,
		real (kind=kind_phys), dimension(im), intent(inout)	qsurf,
		real (kind=kind_phys), dimension(im), intent(inout)	gflux,
		real (kind=kind_phys), dimension(im), intent(inout)	cmm,
		real (kind=kind_phys), dimension(im), intent(inout)	chh,
		real (kind=kind_phys), dimension(im), intent(inout)	evap,
		real (kind=kind_phys), dimension(im), intent(inout)	hflx,
		real (kind=kind_phys), dimension(im), intent(inout)	ep,
		character(len=*), intent(out)	errmsg,
		integer, intent(out)	errflg
	)

• Calculate latent and sensible heat flux over open water with tskin.
• Call module_nst_water_prop::density() to compute sea water density.
• Call module_nst_water_prop::rhocoef() to compute thermal expansion coefficient (alpha) and saline contraction coefficient (beta).
• Calculate sensible heat flux (qrain) due to rainfall.
• Calculate input non solar heat flux as upward = positive to models here
• Call cool_skin(), which is the sub-layer cooling parameterization (Fairfall et al. (1996) [52]).
• Call convdepth() to calculate depth for convective adjustments.
• Call the diurnal thermocline layer model dtm_1p().
  • If dtl heat content xt > 0.0, call dtm_1p_mda() to apply minimum depth adjustment (mda).
    • If dtl thickness >= module_nst_parameters::z_w_max, call dtl_reset() to reset xt/xs/x/xv to zero, and xz to module_nst_parameters::z_w_max.
  • If thickness of free convection layer > 0.0, call dtm_1p_fca() to apply free convection adjustment.
    • If dtl thickness >= module_nst_parameters::z_w_max(), call dtl_reset() to reset xt/xs/x/xv to zero, and xz to module_nst_parameters::z_w_max().
  • Call sw_ps_9b() to compute the fraction of the solar radiation absorbed by the depth delz (Paulson and Simpson (1981) [146]). And calculate the total heat absorbed in warm layer.
  • Call cal_ttop() to calculate the diurnal warming amount at the top layer with thickness of dz.
  • Call dtm_1p_tla() to apply top layer adjustment.
  • Call dt_1p_mwa() to apply maximum warming adjustment.
  • Call dtm_1p_mta() to apply maximum temperature adjustment.
  • Call get_dtzm_point() to computes dtz and tsurf.
  • Call cal_w() to calculate w_0 and w_d.
• Calculate latent and sensible heat flux over open water with updated tskin for the grids of open water and the iteration is on.

References nst_module::cal_ttop(), nst_module::cal_w(), module_nst_water_prop::compjd(), nst_module::convdepth(), nst_module::cool_skin(), module_nst_water_prop::density(), nst_module::dtl_reset(), nst_module::dtm_1p(), nst_module::dtm_1p_fca(), nst_module::dtm_1p_mda(), nst_module::dtm_1p_mta(), nst_module::dtm_1p_mwa(), nst_module::dtm_1p_tla(), funcphys::fpvs(), module_nst_water_prop::get_dtzm_point(), module_nst_water_prop::grv(), module_nst_water_prop::rhocoef(), and module_nst_water_prop::solar_time_from_julian().

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