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uEMEP_read_meteo_nc.f90
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uEMEP_read_meteo_nc.f90
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!uEMEP_read_meteo_nc
!Reads in AROME data in 2 files, 3 for meteo and 4 for z0
!These two files must have the same x,y dimensions as they are placed in the same grid
subroutine uEMEP_read_meteo_nc
use uEMEP_definitions
use netcdf
implicit none
integer i,j,k,t
integer ii,jj
logical exists
character(256) pathfilename_nc
integer status_nc !Error message
integer id_nc
integer dim_id_nc(num_dims_meteo_nc)
character(256) dimname_temp,var_name_nc_temp,unit_name_nc_temp
integer var_id_nc
real :: local_fraction_scaling=1.0
integer i_file,i_source,i_conc,i_dim
integer temp_frac_index,temp_file_index,temp_compound_index,temp_source_index
integer temp_num_dims
integer temp_start_time_nc_index,temp_end_time_nc_index
integer temp_start_time_meteo_nc_index,temp_end_time_meteo_nc_index
integer i_loop
integer valid_dim_length_meteo_nc(num_dims_meteo_nc) !dimensions of file 3
integer numAtts_projection
logical :: invert_levels_flag=.false.
integer surface_level_nc_2
real temp_lat(4),temp_lon(4)
real temp_y(4),temp_x(4)
real temp_x_min,temp_x_max,temp_y_min,temp_y_max
integer i_temp_min,i_temp_max,j_temp_min,j_temp_max
double precision temp_var1d_nc_dp(2,2)
real temp_delta(2)
real H_emep_temp
real scale_grid_interpolation_size(2)
real EMEP_temp_delta(2)
real temp_lat_mean
integer n_file,n_file_start
double precision date_num_temp
integer date_array(6)
double precision scale_factor_nc
integer temp_nc_projection_type
double precision :: temp_nc_projection_attributes(10)
logical found_file
integer :: search_hour_step=6
integer new_start_date_input(6)
character(256) format_temp
double precision date_to_number
character(256) replace_string_char
real EMEP_grid_interpolation_size_temp
!Temporary reading rvariables
double precision, allocatable :: var1d_nc_dp(:)
double precision, allocatable :: var2d_nc_dp(:,:)
!Temporary files for roatating wind field
real, allocatable :: temp_meteo_var3d_nc(:,:,:,:)
!Daily mean temperature variables
integer DMT_start_time_nc_index,DMT_end_time_nc_index,DMT_dim_length_nc
write(unit_logfile,'(A)') ''
write(unit_logfile,'(A)') '================================================================'
write(unit_logfile,'(A)') 'Reading additional meteo data (uEMEP_read_meteo_nc)'
write(unit_logfile,'(A)') '================================================================'
!This if statement is already specified in uEMEP_define_subgrid and is not necessary here
if (hourly_calculations) then
temp_start_time_meteo_nc_index=start_time_meteo_nc_index
temp_end_time_meteo_nc_index=end_time_meteo_nc_index
else
temp_start_time_meteo_nc_index=1
temp_end_time_meteo_nc_index=1
endif
if (use_single_time_loop_flag) then
temp_start_time_meteo_nc_index=start_time_meteo_nc_index+t_loop-1
temp_end_time_meteo_nc_index=temp_start_time_meteo_nc_index
endif
!Presettng the surface level to 1. Valid when there is no inverting of layers
surface_level_nc=1
write(unit_logfile,'(A,I)') ' Surface level base set to: ',surface_level_nc
if (allocated(val_dim_meteo_nc)) deallocate (val_dim_meteo_nc)
if (allocated(var1d_nc_dp)) deallocate (var1d_nc_dp)
if (allocated(var2d_nc_dp)) deallocate (var2d_nc_dp)
if (allocated(meteo_var1d_nc)) deallocate (meteo_var1d_nc)
if (allocated(meteo_var2d_nc)) deallocate (meteo_var2d_nc)
if (allocated(meteo_var3d_nc)) deallocate (meteo_var3d_nc)
if (allocated(meteo_var4d_nc)) deallocate (meteo_var4d_nc)
!Loop through the meteorological files containing the data
if (use_alternative_meteorology_flag) then
n_file_start=3
n_file=3
endif
if (use_alternative_z0_flag) then
n_file_start=4
n_file=4
endif
if (use_alternative_meteorology_flag.and.use_alternative_z0_flag) then
n_file_start=3
n_file=4
endif
do i_file=n_file_start,n_file
!Set the filename
pathfilename_EMEP(i_file)=trim(pathname_EMEP(i_file))//trim(filename_EMEP(i_file))
!Test existence of the filename 4. If does not exist then stop
if (i_file.eq.4) then
inquire(file=trim(pathfilename_EMEP(i_file)),exist=exists)
if (.not.exists) then
write(unit_logfile,'(A,A)') ' ERROR: Netcdf file does not exist: ', trim(pathfilename_EMEP(i_file))
write(unit_logfile,'(A)') ' STOPPING'
stop
endif
endif
!Test existence of the filename. If does not exist then try 6 hours before
if (i_file.eq.3) then
inquire(file=trim(pathfilename_EMEP(i_file)),exist=exists)
if (.not.exists) then
write(unit_logfile,'(A,A)') ' WARNING: Meteo netcdf file does not exist: ', trim(pathfilename_EMEP(i_file))
write(unit_logfile,'(A)') ' Will try 6 hours before 4 times'
!Start search back 6 hours
found_file=.false.
do i=1,4
if (hourly_calculations) then
temp_start_time_meteo_nc_index=start_time_meteo_nc_index+search_hour_step*(i)
temp_end_time_meteo_nc_index=end_time_meteo_nc_index+search_hour_step*(i)
endif
if (use_single_time_loop_flag) then
temp_start_time_meteo_nc_index=start_time_meteo_nc_index+t_loop-1+search_hour_step*(i)
temp_end_time_meteo_nc_index=temp_start_time_meteo_nc_index+search_hour_step*(i)
endif
!Create new date_str
format_temp='yyyymmddHH'
call datestr_to_date(config_date_str,format_temp,new_start_date_input)
date_num_temp=date_to_number(new_start_date_input,ref_year_meteo)
call number_to_date(date_num_temp-dble(search_hour_step*i+0.5)/dble(24.),new_start_date_input,ref_year_meteo)
!Replace replacement_date_str with <yyyyhhmm> so the new_start_date_input can be inserted
format_temp='<yyyymmdd>'
filename_EMEP(i_file)=replace_string_char(format_temp,replacement_date_str,original_filename_EMEP(i_file))
pathname_EMEP(i_file)=replace_string_char(format_temp,replacement_date_str,original_pathname_EMEP(i_file))
!write(*,*) trim(filename_EMEP(i_file)),' ',trim(replacement_date_str)
!Replace replacement_hour_str with <HH> so the forecast hour can be inserted
format_temp='<HH>'
filename_EMEP(i_file)=replace_string_char(format_temp,replacement_hour_str,filename_EMEP(i_file))
pathname_EMEP(i_file)=replace_string_char(format_temp,replacement_hour_str,pathname_EMEP(i_file))
!write(*,*) trim(filename_EMEP(i_file)),' ',trim(forecast_hour_str)
!Replace datestr twice for both forecast_hour and config_date
call date_to_datestr_bracket(new_start_date_input,filename_EMEP(i_file),filename_EMEP(i_file))
call date_to_datestr_bracket(new_start_date_input,pathname_EMEP(i_file),pathname_EMEP(i_file))
call date_to_datestr_bracket(new_start_date_input,filename_EMEP(i_file),filename_EMEP(i_file))
call date_to_datestr_bracket(new_start_date_input,pathname_EMEP(i_file),pathname_EMEP(i_file))
pathfilename_EMEP(i_file)=trim(pathname_EMEP(i_file))//trim(filename_EMEP(i_file))
write(unit_logfile,'(A,A)') ' Trying: ', trim(pathfilename_EMEP(i_file))
inquire(file=trim(pathfilename_EMEP(i_file)),exist=exists)
if (exists) then
found_file=.true.
exit
else
found_file=.false.
endif
enddo
if (.not.found_file) then
write(unit_logfile,'(A,A)') ' ERROR: Meteo netcdf file still does not exist: ', trim(pathfilename_EMEP(i_file))
write(unit_logfile,'(A)') ' STOPPING'
stop
else
write(unit_logfile,'(A,A)') ' Found earlier meteo netcdf file: ', trim(pathfilename_EMEP(i_file))
write(unit_logfile,'(A,2i6)') ' New start and end index: ', temp_start_time_meteo_nc_index,temp_end_time_meteo_nc_index
endif
endif
endif
!Open the netcdf file for reading
write(unit_logfile,'(2A)') ' Opening netcdf file: ',trim(pathfilename_EMEP(i_file))
status_nc = NF90_OPEN (pathfilename_EMEP(i_file), nf90_nowrite, id_nc)
if (status_nc .NE. NF90_NOERR) then
write(unit_logfile,'(A,I)') 'ERROR opening netcdf file. Stopping: ',status_nc
stop
endif
meteo_nc_projection_type=LL_projection_index
!Find the projection. If no projection then in lat lon coordinates
status_nc = NF90_INQ_VARID (id_nc,'projection_lambert',var_id_nc)
if (status_nc.eq.NF90_NOERR) then
!If there is a projection then read in the attributes. All these are doubles
!status_nc = nf90_inquire_variable(id_nc, var_id_nc, natts = numAtts_projection)
status_nc = nf90_get_att(id_nc, var_id_nc, 'standard_parallel', meteo_nc_projection_attributes(1:2))
status_nc = nf90_get_att(id_nc, var_id_nc, 'longitude_of_central_meridian', meteo_nc_projection_attributes(3))
status_nc = nf90_get_att(id_nc, var_id_nc, 'latitude_of_projection_origin', meteo_nc_projection_attributes(4))
status_nc = nf90_get_att(id_nc, var_id_nc, 'earth_radius', meteo_nc_projection_attributes(5))
meteo_nc_projection_type=LCC_projection_index
write(unit_logfile,'(A,5f12.2)') 'Reading lambert_conformal_conic projection. ',meteo_nc_projection_attributes(1:5)
if (meteo_nc_projection_attributes(1).ne.meteo_nc_projection_attributes(4).or.meteo_nc_projection_attributes(2).ne.meteo_nc_projection_attributes(4)) then
use_alternative_LCC_projection_flag=.true.
write(unit_logfile,'(A,l)') 'Using alternative lambert_conformal_conic projection: ',use_alternative_LCC_projection_flag
else
use_alternative_LCC_projection_flag=.false.
endif
!Always set to true. i.e. not use anymore
use_alternative_LCC_projection_flag=.true.
endif
!Find the projection. If no projection then in lat lon coordinates
status_nc = NF90_INQ_VARID (id_nc,'Polar_Stereographic',var_id_nc)
if (status_nc.eq.NF90_NOERR) then
EMEP_projection_attributes=0.
EMEP_projection_attributes(5)=6.370e6
status_nc = nf90_get_att(id_nc, var_id_nc, 'straight_vertical_longitude_from_pole', meteo_nc_projection_attributes(1))
status_nc = nf90_get_att(id_nc, var_id_nc, 'latitude_of_projection_origin', meteo_nc_projection_attributes(2))
status_nc = nf90_get_att(id_nc, var_id_nc, 'false_easting', meteo_nc_projection_attributes(3))
status_nc = nf90_get_att(id_nc, var_id_nc, 'false_northing', meteo_nc_projection_attributes(4))
status_nc = nf90_get_att(id_nc, var_id_nc, 'earth_radius', meteo_nc_projection_attributes(5))
status_nc = nf90_get_att(id_nc, var_id_nc, 'scale_factor_at_projection_origin', meteo_nc_projection_attributes(6))
meteo_nc_projection_type=PS_projection_index
write(unit_logfile,'(A,5f12.2)') 'Reading Polar_Stereographic projection. ',meteo_nc_projection_attributes(1:5)
endif
!Find the (x,y,z,time) dimensions of the file
do i_dim=1,num_dims_meteo_nc
status_nc = NF90_INQ_DIMID (id_nc,dim_name_meteo_nc(i_dim),dim_id_nc(i_dim))
status_nc = NF90_INQUIRE_DIMENSION (id_nc,dim_id_nc(i_dim),dimname_temp,dim_length_meteo_nc(i_dim))
if (status_nc .NE. NF90_NOERR) then
write(unit_logfile,'(A,A,A,I)') 'No dimension information available for ',trim(dim_name_meteo_nc(i_dim)),' Setting to 1 with status: ',status_nc
dim_length_meteo_nc(i_dim)=1
endif
enddo
if (i_file.eq.3) then
valid_dim_length_meteo_nc=dim_length_meteo_nc
endif
if (i_file.eq.3) then
if (subgrid_dim(t_dim_index).gt.dim_length_meteo_nc(time_dim_nc_index)) then
write(unit_logfile,'(A,2I)') 'ERROR: Specified time dimensions are greater than meteo netcdf dimensions. Stopping ',subgrid_dim(t_dim_index),dim_length_meteo_nc(time_dim_nc_index)
stop
endif
if (temp_end_time_meteo_nc_index.gt.dim_length_meteo_nc(time_dim_nc_index)) then
write(unit_logfile,'(A,2I)') 'ERROR: Required meteo time dimension larger than available meteo time dimension. Stopping ',temp_end_time_meteo_nc_index,dim_length_meteo_nc(time_dim_nc_index)
stop
endif
endif
write(unit_logfile,'(A,6I)') ' Size of meteo dimensions (x,y,z,t): ',dim_length_meteo_nc
if (i_file.eq.3) then
dim_start_meteo_nc(time_dim_nc_index)=temp_start_time_meteo_nc_index
dim_length_meteo_nc(time_dim_nc_index)=min(dim_length_meteo_nc(time_dim_nc_index),subgrid_dim(t_dim_index))
elseif (i_file.eq.4) then
dim_start_meteo_nc(time_dim_nc_index)=1
dim_length_meteo_nc(time_dim_nc_index)=1
endif
write(unit_logfile,'(A,6I)') ' New size of meteo dimensions (x,y,z,t): ',dim_length_meteo_nc
!Calculate the necessary extent of the meteo_nc grid region and only read these grids
if (reduce_EMEP_region_flag) then
!Determine the LL cordinates of the target grid
!EMEP_grid_interpolation_size_temp=max(EMEP_grid_interpolation_size*local_fraction_grid_size_scaling,EMEP_additional_grid_interpolation_size_original*local_fraction_grid_size_scaling)
EMEP_grid_interpolation_size_temp=EMEP_grid_interpolation_size*local_fraction_grid_size_scaling
!Retrieve the four corners of the target grid in lat and lon
call PROJ2LL(init_subgrid_min(x_dim_index),init_subgrid_min(y_dim_index),temp_lon(1),temp_lat(1),projection_attributes,projection_type)
call PROJ2LL(init_subgrid_max(x_dim_index),init_subgrid_max(y_dim_index),temp_lon(2),temp_lat(2),projection_attributes,projection_type)
call PROJ2LL(init_subgrid_min(x_dim_index),init_subgrid_max(y_dim_index),temp_lon(3),temp_lat(3),projection_attributes,projection_type)
call PROJ2LL(init_subgrid_max(x_dim_index),init_subgrid_min(y_dim_index),temp_lon(4),temp_lat(4),projection_attributes,projection_type)
!call UTM2LL(utm_zone,init_subgrid_min(y_dim_index),init_subgrid_min(x_dim_index),temp_lat(1),temp_lon(1))
!call UTM2LL(utm_zone,init_subgrid_max(y_dim_index),init_subgrid_max(x_dim_index),temp_lat(2),temp_lon(2))
!call UTM2LL(utm_zone,init_subgrid_max(y_dim_index),init_subgrid_min(x_dim_index),temp_lat(3),temp_lon(3))
!call UTM2LL(utm_zone,init_subgrid_min(y_dim_index),init_subgrid_max(x_dim_index),temp_lat(4),temp_lon(4))
!Find the average for use later
temp_lat_mean=sum(temp_lat)/4.
temp_x_min=1.e32;temp_y_min=1.e32
temp_x_max=-1.e32;temp_y_max=-1.e32
if (meteo_nc_projection_type.eq.LCC_projection_index) then
!Convert lat lon corners to lambert
do i=1,4
call lb2lambert2_uEMEP(temp_x(i),temp_y(i),temp_lon(i),temp_lat(i),meteo_nc_projection_attributes)
enddo
elseif (meteo_nc_projection_type.eq.PS_projection_index) then
!Convert lat lon corners to lambert
do i=1,4
call LL2PS_spherical(temp_x(i),temp_y(i),temp_lon(i),temp_lat(i),meteo_nc_projection_attributes)
enddo
elseif (meteo_nc_projection_type.eq.LL_projection_index) then
!Set lat lon corners if EMEP is in lat lon
temp_x=temp_lon;temp_y=temp_lat
else
!Otherwise assume the same coordinate system
temp_x(1)=init_subgrid_min(x_dim_index);temp_y(1)=init_subgrid_min(y_dim_index)
temp_x(2)=init_subgrid_max(x_dim_index);temp_y(2)=init_subgrid_min(y_dim_index)
temp_x(3)=init_subgrid_min(x_dim_index);temp_y(3)=init_subgrid_max(y_dim_index)
temp_x(4)=init_subgrid_max(x_dim_index);temp_y(4)=init_subgrid_max(y_dim_index)
endif
do i=1,4
if (temp_x(i).lt.temp_x_min) temp_x_min=temp_x(i)
if (temp_y(i).lt.temp_y_min) temp_y_min=temp_y(i)
if (temp_x(i).gt.temp_x_max) temp_x_max=temp_x(i)
if (temp_y(i).gt.temp_y_max) temp_y_max=temp_y(i)
enddo
!Read in the first 2 x and y position values from the nc file to get min values and delta values
!write(*,*) temp_x_min,temp_x_max,temp_y_min,temp_y_max
status_nc = NF90_INQ_VARID (id_nc, trim(dim_name_meteo_nc(x_dim_nc_index)), var_id_nc)
status_nc = NF90_GET_VAR (id_nc, var_id_nc,temp_var1d_nc_dp(1,1:2),start=(/1/),count=(/2/))
status_nc = NF90_INQ_VARID (id_nc, trim(dim_name_meteo_nc(y_dim_nc_index)), var_id_nc)
status_nc = NF90_GET_VAR (id_nc, var_id_nc,temp_var1d_nc_dp(2,1:2),start=(/1/),count=(/2/))
status_nc = nf90_get_att(id_nc, var_id_nc, "units", unit_name_nc_temp)
if (trim(unit_name_nc_temp).eq.'km') then
write(unit_logfile,'(A)') 'Units of x y data are in kilometres. Converting to metres'
temp_var1d_nc_dp=temp_var1d_nc_dp*1000.
endif
!HERE FIX. The EMEP_grid_interpolation_size is too small when using EMEP is a different grid to the meteo grid. Need to rescale this somehow
!By using meteo_dgrid_nc(lon_nc_index), not defined yet, and dgrid_nc(lon_nc_index)
!For example dx_temp=111000.*dgrid_nc(lon_nc_index)*cos(lat_temp*pi/180.) and dy_temp=111000.*dgrid_nc(lat_nc_index)
!write(*,*) temp_var1d_nc_dp
temp_delta(1)=temp_var1d_nc_dp(1,2)-temp_var1d_nc_dp(1,1)
temp_delta(2)=temp_var1d_nc_dp(2,2)-temp_var1d_nc_dp(2,1)
!write(*,*) temp_delta
if ((meteo_nc_projection_type.eq.LCC_projection_index.and.EMEP_projection_type.eq.LCC_projection_index) &
.or.(meteo_nc_projection_type.eq.LL_projection_index.and.EMEP_projection_type.eq.LL_projection_index) &
.or.(meteo_nc_projection_type.eq.PS_projection_index.and.EMEP_projection_type.eq.PS_projection_index)) then
!If both EMEP and meteo are in the same coordinates then set the EMEP size to be the same as the meteo siz
EMEP_temp_delta(1)=dgrid_nc(lon_nc_index)
EMEP_temp_delta(2)=dgrid_nc(lat_nc_index)
elseif ((meteo_nc_projection_type.eq.LCC_projection_index.and.EMEP_projection_type.eq.LL_projection_index) &
.or.(meteo_nc_projection_type.eq.PS_projection_index.and.EMEP_projection_type.eq.LL_projection_index)) then
!EMEP is in latlon, convert to local coordinates
EMEP_temp_delta(1)=dgrid_nc(lon_nc_index)*111000.*cos(temp_lat_mean*3.14159/180.)
EMEP_temp_delta(2)=dgrid_nc(lat_nc_index)*111000.
elseif ((meteo_nc_projection_type.eq.LL_projection_index.and.EMEP_projection_type.eq.LCC_projection_index)&
.or.(meteo_nc_projection_type.eq.LL_projection_index.and.EMEP_projection_type.eq.PS_projection_index)) then
!This conversion not available
write(unit_logfile,'(A,3I)') 'Use of lat lon projection in meteo data, together with Lambert or PS in EMEP not available. Stopping'
stop
else
write(unit_logfile,'(A,3I)') 'Use of current projections in meteo and EMEP data not available. Stopping'
stop
endif
scale_grid_interpolation_size=EMEP_temp_delta/temp_delta
!write(*,*) dgrid_nc(lon_nc_index),dgrid_nc(lat_nc_index)
!write(*,*) EMEP_temp_delta
!write(*,*) scale_grid_interpolation_size
!stop
!Find grid position of the max and min coordinates and add2 grids*EMEP_grid_interpolation_size
i_temp_min=1+floor((temp_x_min-temp_var1d_nc_dp(1,1))/temp_delta(1)+0.5)
i_temp_max=1+floor((temp_x_max-temp_var1d_nc_dp(1,1))/temp_delta(1)+0.5)
j_temp_min=1+floor((temp_y_min-temp_var1d_nc_dp(2,1))/temp_delta(2)+0.5)
j_temp_max=1+floor((temp_y_max-temp_var1d_nc_dp(2,1))/temp_delta(2)+0.5)
!write(unit_logfile,'(A,2I)') ' Reading EMEP i grids: ',i_temp_min,i_temp_max
!write(unit_logfile,'(A,2I)') ' Reading EMEP j grids: ',j_temp_min,j_temp_max
i_temp_min=max(1,i_temp_min-1-ceiling(scale_grid_interpolation_size(1)*EMEP_grid_interpolation_size_temp))
i_temp_max=min(dim_length_meteo_nc(x_dim_nc_index),i_temp_max+1+ceiling(scale_grid_interpolation_size(1)*EMEP_grid_interpolation_size_temp))
j_temp_min=max(1,j_temp_min-1-ceiling(scale_grid_interpolation_size(2)*EMEP_grid_interpolation_size_temp))
j_temp_max=min(dim_length_meteo_nc(y_dim_nc_index),j_temp_max+1+ceiling(scale_grid_interpolation_size(2)*EMEP_grid_interpolation_size_temp))
dim_length_meteo_nc(x_dim_nc_index)=i_temp_max-i_temp_min+1
dim_length_meteo_nc(y_dim_nc_index)=j_temp_max-j_temp_min+1
dim_start_meteo_nc(x_dim_nc_index)=i_temp_min
dim_start_meteo_nc(y_dim_nc_index)=j_temp_min
write(unit_logfile,'(A,3I)') ' Reading meteo x grids: ',i_temp_min,i_temp_max,dim_length_meteo_nc(x_dim_nc_index)
write(unit_logfile,'(A,3I)') ' Reading meteo y grids: ',j_temp_min,j_temp_max,dim_length_meteo_nc(y_dim_nc_index)
!Set the new valid meteo dimensions
if (i_file.ge.3) then
valid_dim_length_meteo_nc(x_dim_nc_index)=dim_length_meteo_nc(x_dim_nc_index)
valid_dim_length_meteo_nc(y_dim_nc_index)=dim_length_meteo_nc(y_dim_nc_index)
endif
endif
!Allocate the nc arrays for reading
if (.not.allocated(val_dim_meteo_nc)) allocate (val_dim_meteo_nc(maxval(dim_length_meteo_nc),num_dims_meteo_nc)) !x, y, z and time dimension values
if (.not.allocated(unit_dim_meteo_nc)) allocate (unit_dim_meteo_nc(num_dims_meteo_nc)) !x, y, z and time dimension values
if (.not.allocated(var1d_nc_dp)) allocate (var1d_nc_dp(maxval(dim_length_meteo_nc)))
if (.not.allocated(var2d_nc_dp)) allocate (var2d_nc_dp(dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index))) !Lat and lon
!Allocate array for the alternative meteo files
if (i_file.ge.3) then
if (.not.allocated(meteo_var1d_nc)) allocate (meteo_var1d_nc(maxval(dim_length_meteo_nc),num_dims_meteo_nc)) !x, y, z and time maximum dimensions
if (.not.allocated(meteo_var2d_nc)) allocate (meteo_var2d_nc(dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),2)) !Lat and lon
if (.not.allocated(meteo_var3d_nc)) allocate (meteo_var3d_nc(dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),0:dim_length_meteo_nc(time_dim_nc_index),num_var_meteo_nc))
if (.not.allocated(meteo_var4d_nc)) allocate (meteo_var4d_nc(dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),dim_length_meteo_nc(z_dim_nc_index),0:dim_length_meteo_nc(time_dim_nc_index),num_var_meteo_nc))
endif
!Read in the dimensions and check values of the dimensions.
do i=1,num_dims_meteo_nc
status_nc = NF90_INQ_VARID (id_nc, trim(dim_name_meteo_nc(i)), var_id_nc)
!write(*,*) id_nc, trim(dim_name_nc(i)), var_id_nc(i),dim_length_nc(i)
var1d_nc_dp=0.
!write(*,*) 'HERE',i,dim_start_nc(i),dim_length_nc(i)
unit_dim_meteo_nc(i)=''
if (status_nc .EQ. NF90_NOERR) then
status_nc = nf90_get_att(id_nc, var_id_nc, "units", unit_dim_meteo_nc(i))
status_nc = NF90_GET_VAR (id_nc, var_id_nc,var1d_nc_dp(1:dim_length_meteo_nc(i)),start=(/dim_start_meteo_nc(i)/),count=(/dim_length_meteo_nc(i)/));meteo_var1d_nc(1:dim_length_meteo_nc(i),i)=real(var1d_nc_dp(1:dim_length_meteo_nc(i)))
!Use the first file to give valid time stamps
if (i_file.eq.3.and.i.eq.time_dim_nc_index) then
val_dim_meteo_nc(1:dim_length_meteo_nc(i),i)=real(var1d_nc_dp(1:dim_length_meteo_nc(i)))
valid_dim_length_meteo_nc(i)=dim_length_meteo_nc(i)
endif
!Use first file to get the valid height of the wind measurements (height3)
if (i_file.eq.3.and.i.eq.z_dim_nc_index) then
val_dim_meteo_nc(1:dim_length_meteo_nc(i),i)=real(var1d_nc_dp(1:dim_length_meteo_nc(i)))
valid_dim_length_meteo_nc(i)=dim_length_meteo_nc(i)
endif
!Convert from meters to km for AROME data if necessary
if ((i.eq.x_dim_nc_index.or.i.eq.y_dim_nc_index).and.trim(unit_dim_meteo_nc(i)).eq.'km') then
write(unit_logfile,'(A)') 'Units of x y data are in kilometres. Converting to metres'
val_dim_meteo_nc(1:dim_length_meteo_nc(i),i)=val_dim_meteo_nc(1:dim_length_meteo_nc(i),i)*1000.
meteo_var1d_nc(1:dim_length_meteo_nc(i),i)=meteo_var1d_nc(1:dim_length_meteo_nc(i),i)*1000.
endif
write(unit_logfile,'(3A,2es12.4)') ' ',trim(dim_name_meteo_nc(i)),' (min, max): ' &
,minval(meteo_var1d_nc(1:dim_length_meteo_nc(i),i)),maxval(meteo_var1d_nc(1:dim_length_meteo_nc(i),i))
else
!meteo_var1d_nc(1:dim_length_meteo_nc(i),i)=0.
!val_dim_meteo_nc(1:dim_length_meteo_nc(i),i)=0.
endif
enddo
!i_conc=compound_index
!Loop through the meteo_variables
do i=1,num_var_meteo_nc
!Identify the variable name and ID in the nc file
var_name_nc_temp=var_name_meteo_nc(i)
status_nc = NF90_INQ_VARID (id_nc, trim(var_name_nc_temp), var_id_nc)
!write(*,*) 'Status1: ',status_nc,var_id_nc,trim(var_name_nc_temp),i_source
!If a variable name is found in the file then go further
if (status_nc.eq.NF90_NOERR) then
scale_factor_nc=1.
!Find the dimensions of the variable (temp_num_dims)
status_nc = NF90_INQUIRE_VARIABLE(id_nc, var_id_nc, ndims = temp_num_dims)
!write(*,*) temp_num_dims,status_nc
if (temp_num_dims.eq.2.and.i_file.eq.3) then
!Read latitude and longitude data into a 2d grid if available. Only lat lon is 2d?
if (i.eq.lat_nc_index.or.i.eq.lon_nc_index) then
status_nc = NF90_GET_VAR (id_nc, var_id_nc, var2d_nc_dp);meteo_var2d_nc(:,:,i)=real(var2d_nc_dp)
write(unit_logfile,'(A,i3,A,2A,2f16.4)') ' Reading: ',temp_num_dims,' ',trim(var_name_nc_temp),' (min, max): ',minval(meteo_var2d_nc(:,:,i)),maxval(meteo_var2d_nc(:,:,i))
endif
elseif (temp_num_dims.eq.3.and.i_file.eq.4) then
!Special case for z0 file as they are scaled integers and a single time file
!write(*,'(6i)') dim_start_nc(x_dim_nc_index),dim_start_nc(y_dim_nc_index),dim_start_nc(time_dim_nc_index),dim_length_nc(x_dim_nc_index),dim_length_nc(y_dim_nc_index),dim_length_nc(time_dim_nc_index)
status_nc = nf90_get_att(id_nc, var_id_nc, "scale_factor", scale_factor_nc)
if (status_nc.ne.NF90_NOERR) scale_factor_nc=1.
!write(*,*) 'scale_factor=',scale_factor_nc
status_nc = NF90_GET_VAR (id_nc, var_id_nc, meteo_var3d_nc(:,:,1,i),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),dim_start_meteo_nc(time_dim_nc_index)/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),dim_length_meteo_nc(time_dim_nc_index)/))
meteo_var3d_nc(:,:,:,i)=real(meteo_var3d_nc(:,:,:,i)*scale_factor_nc)
!write(*,*) status_nc
write(unit_logfile,'(A,I,3A,2f16.4)') ' Reading: ',temp_num_dims,' ',trim(var_name_nc_temp),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),i)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),i))
elseif (temp_num_dims.eq.4.and.i_file.eq.3) then
!write(*,*) dim_start_nc(z_dim_nc_index),dim_start_nc(z_dim_nc_index)+dim_length_nc(z_dim_nc_index)-1
!write(*,*) dim_start_nc(x_dim_nc_index),dim_start_nc(y_dim_nc_index),dim_start_nc(z_dim_nc_index),dim_start_nc(time_dim_nc_index)
!write(*,*) dim_length_nc(x_dim_nc_index),dim_length_nc(y_dim_nc_index),dim_length_nc(z_dim_nc_index),dim_length_nc(time_dim_nc_index)
status_nc = NF90_GET_VAR (id_nc, var_id_nc, meteo_var4d_nc(:,:,dim_start_meteo_nc(z_dim_nc_index):dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1,:,i),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),dim_start_meteo_nc(z_dim_nc_index),dim_start_meteo_nc(time_dim_nc_index)-1/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),dim_length_meteo_nc(z_dim_nc_index),dim_length_meteo_nc(time_dim_nc_index)+1/))
!status_nc = NF90_GET_VAR (id_nc, var_id_nc, meteo_var4d_nc(:,:,dim_start_meteo_nc(z_dim_nc_index):dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1,dim_start_meteo_nc(time_dim_nc_index)-1:dim_start_meteo_nc(time_dim_nc_index)+dim_length_meteo_nc(time_dim_nc_index)-1,i),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),dim_start_meteo_nc(z_dim_nc_index),dim_start_meteo_nc(time_dim_nc_index)-1/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),dim_length_meteo_nc(z_dim_nc_index),dim_length_meteo_nc(time_dim_nc_index)+1/))
!status_nc = NF90_GET_VAR (id_nc, var_id_nc, meteo_var4d_nc(:,:,1,dim_start_meteo_nc(time_dim_nc_index):dim_length_meteo_nc(time_dim_nc_index),i),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),1,dim_start_meteo_nc(time_dim_nc_index)/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),1,dim_length_meteo_nc(time_dim_nc_index)/))
!status_nc = NF90_GET_VAR (id_nc, var_id_nc, temp_var4d_nc(:,:,:,:),start=(/dim_start_nc(x_dim_nc_index),dim_start_nc(y_dim_nc_index),dim_start_nc(z_dim_nc_index),temp_start_time_nc_index/),count=(/dim_length_nc(x_dim_nc_index),dim_length_nc(y_dim_nc_index),dim_length_nc(z_dim_nc_index),dim_length_nc(time_dim_nc_index)/))
!var4d_nc(:,val_dim_nc:,:,:,i,i_source)=real(temp_var4d_nc(:,:,:,:))
write(unit_logfile,'(A,I,3A,2f16.4)') ' Reading: ',temp_num_dims,' ',trim(var_name_nc_temp),' (min, max): ',minval(meteo_var4d_nc(:,:,dim_start_meteo_nc(z_dim_nc_index):dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1,1:dim_length_meteo_nc(time_dim_nc_index),i)),maxval(meteo_var4d_nc(1:dim_length_meteo_nc(x_dim_nc_index),1:dim_length_meteo_nc(y_dim_nc_index),dim_start_meteo_nc(z_dim_nc_index):dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1,1:dim_length_meteo_nc(time_dim_nc_index),i))
!write(*,*) dim_start_meteo_nc(time_dim_nc_index)-1,dim_length_meteo_nc(time_dim_nc_index)+1,dim_start_meteo_nc(z_dim_nc_index),dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1
elseif (temp_num_dims.eq.3.and.i_file.eq.3) then
!NBV meteo data
status_nc = nf90_get_att(id_nc, var_id_nc, "scale_factor", scale_factor_nc)
if (status_nc.ne.NF90_NOERR) scale_factor_nc=1.
!write(*,*) dim_start_nc(z_dim_nc_index),dim_start_nc(z_dim_nc_index)+dim_length_nc(z_dim_nc_index)-1
!write(*,*) dim_start_nc(x_dim_nc_index),dim_start_nc(y_dim_nc_index),dim_start_nc(z_dim_nc_index),dim_start_nc(time_dim_nc_index)
!write(*,*) dim_length_nc(x_dim_nc_index),dim_length_nc(y_dim_nc_index),dim_length_nc(z_dim_nc_index),dim_length_nc(time_dim_nc_index)
!status_nc = NF90_GET_VAR (id_nc, var_id_nc, meteo_var4d_nc(:,:,1,:,i),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),dim_start_meteo_nc(time_dim_nc_index)-1/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),dim_length_meteo_nc(time_dim_nc_index)+1/))
status_nc = NF90_GET_VAR (id_nc, var_id_nc, meteo_var4d_nc(:,:,1,dim_start_meteo_nc(time_dim_nc_index):dim_length_meteo_nc(time_dim_nc_index),i),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),dim_start_meteo_nc(time_dim_nc_index)/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),dim_length_meteo_nc(time_dim_nc_index)/))
!status_nc = NF90_GET_VAR (id_nc, var_id_nc, temp_var4d_nc(:,:,:,:),start=(/dim_start_nc(x_dim_nc_index),dim_start_nc(y_dim_nc_index),dim_start_nc(z_dim_nc_index),temp_start_time_nc_index/),count=(/dim_length_nc(x_dim_nc_index),dim_length_nc(y_dim_nc_index),dim_length_nc(z_dim_nc_index),dim_length_nc(time_dim_nc_index)/))
meteo_var4d_nc(:,:,:,:,i)=real(meteo_var4d_nc(:,:,:,:,i)*scale_factor_nc)
write(unit_logfile,'(A,I,3A,2f16.4)') ' Reading: ',temp_num_dims,' ',trim(var_name_nc_temp),' (min, max): ',minval(meteo_var4d_nc(:,:,1,1:dim_length_meteo_nc(time_dim_nc_index),i)),maxval(meteo_var4d_nc(1:dim_length_meteo_nc(x_dim_nc_index),1:dim_length_meteo_nc(y_dim_nc_index),1,1:dim_length_meteo_nc(time_dim_nc_index),i))
!write(*,*) dim_start_meteo_nc(time_dim_nc_index)-1,dim_length_meteo_nc(time_dim_nc_index)+1,dim_start_meteo_nc(z_dim_nc_index),dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1
elseif (temp_num_dims.eq.5.and.i_file.eq.3) then
!This is the case when there is an ensemble member in the format
!write(*,*) dim_start_nc(z_dim_nc_index),dim_start_nc(z_dim_nc_index)+dim_length_nc(z_dim_nc_index)-1
!write(*,*) dim_start_nc(x_dim_nc_index),dim_start_nc(y_dim_nc_index),dim_start_nc(z_dim_nc_index),dim_start_nc(time_dim_nc_index)
!write(*,*) dim_length_nc(x_dim_nc_index),dim_length_nc(y_dim_nc_index),dim_length_nc(z_dim_nc_index),dim_length_nc(time_dim_nc_index)
status_nc = NF90_GET_VAR (id_nc, var_id_nc, meteo_var4d_nc(:,:,dim_start_meteo_nc(z_dim_nc_index):dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1,:,i),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),1,dim_start_meteo_nc(z_dim_nc_index),dim_start_meteo_nc(time_dim_nc_index)-1/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),1,dim_length_meteo_nc(z_dim_nc_index),dim_length_meteo_nc(time_dim_nc_index)+1/))
!status_nc = NF90_GET_VAR (id_nc, var_id_nc, temp_var4d_nc(:,:,:,:),start=(/dim_start_nc(x_dim_nc_index),dim_start_nc(y_dim_nc_index),dim_start_nc(z_dim_nc_index),temp_start_time_nc_index/),count=(/dim_length_nc(x_dim_nc_index),dim_length_nc(y_dim_nc_index),dim_length_nc(z_dim_nc_index),dim_length_nc(time_dim_nc_index)/))
!var4d_nc(:,val_dim_nc:,:,:,i,i_source)=real(temp_var4d_nc(:,:,:,:))
write(unit_logfile,'(A,I,3A,2f16.4)') ' Reading: ',temp_num_dims,' ',trim(var_name_nc_temp),' (min, max): ',minval(meteo_var4d_nc(:,:,dim_start_meteo_nc(z_dim_nc_index):dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1,1:dim_length_meteo_nc(time_dim_nc_index),i)),maxval(meteo_var4d_nc(1:dim_length_meteo_nc(x_dim_nc_index),1:dim_length_meteo_nc(y_dim_nc_index),dim_start_meteo_nc(z_dim_nc_index):dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1,1:dim_length_meteo_nc(time_dim_nc_index),i))
!write(*,*) dim_start_meteo_nc(time_dim_nc_index)-1,dim_length_meteo_nc(time_dim_nc_index)+1,dim_start_meteo_nc(z_dim_nc_index),dim_start_meteo_nc(z_dim_nc_index)+dim_length_meteo_nc(z_dim_nc_index)-1
else
write(unit_logfile,'(8A,8A)') ' Cannot find a correct dimension for: ',trim(var_name_nc_temp)
endif
else
!write(unit_logfile,'(8A,8A)') ' Cannot read: ',trim(var_name_nc_temp)
endif
enddo
!Read in 2m temperature completely to get the daily average for home heating
!if (use_RWC_emission_data.and.save_emissions_for_EMEP(heating_index).and.i_file.eq.3) then
if (use_RWC_emission_data.and.i_file.eq.3) then
DMT_start_time_nc_index=start_time_meteo_nc_index
DMT_end_time_nc_index=end_time_meteo_nc_index
!DMT_start_time_nc_index=save_emissions_start_index
!DMT_end_time_nc_index=save_emissions_end_index
DMT_dim_length_nc=DMT_end_time_nc_index-DMT_start_time_nc_index+1
if (allocated(DMT_EMEP_grid_nc)) deallocate (DMT_EMEP_grid_nc)
if (.not.allocated(DMT_EMEP_grid_nc)) allocate (DMT_EMEP_grid_nc(dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),DMT_dim_length_nc))
!write(*,*) DMT_start_time_nc_index,DMT_end_time_nc_index,DMT_dim_length_nc
if (calculate_source(heating_index).and.i_file.eq.3) then
var_name_nc_temp=var_name_meteo_nc(t2m_nc_index)
status_nc = NF90_INQ_VARID (id_nc, trim(var_name_nc_temp), var_id_nc)
status_nc = NF90_INQUIRE_VARIABLE(id_nc, var_id_nc, ndims = temp_num_dims)
if (temp_num_dims.eq.4) then
status_nc = NF90_GET_VAR (id_nc, var_id_nc, DMT_EMEP_grid_nc(:,:,:),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),1,DMT_start_time_nc_index/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),1,DMT_dim_length_nc/))
elseif (temp_num_dims.eq.3) then
!NBV meteo data
status_nc = NF90_GET_VAR (id_nc, var_id_nc, DMT_EMEP_grid_nc(:,:,:),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),DMT_start_time_nc_index/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),DMT_dim_length_nc/))
elseif (temp_num_dims.eq.5) then
status_nc = NF90_GET_VAR (id_nc, var_id_nc, DMT_EMEP_grid_nc(:,:,:),start=(/dim_start_meteo_nc(x_dim_nc_index),dim_start_meteo_nc(y_dim_nc_index),1,1,DMT_start_time_nc_index/),count=(/dim_length_meteo_nc(x_dim_nc_index),dim_length_meteo_nc(y_dim_nc_index),1,1,DMT_dim_length_nc/))
else
write(unit_logfile,'(8A,8A)') ' Cannot find a correct dimension for: ',trim(var_name_nc_temp)
endif
write(unit_logfile,'(A,i,3A,2f16.4)') ' Reading: ',temp_num_dims,' ',trim(var_name_nc_temp),' (min, max): ',minval(DMT_EMEP_grid_nc),maxval(DMT_EMEP_grid_nc)
DMT_EMEP_grid_nc(:,:,1)=sum(DMT_EMEP_grid_nc,3)/DMT_dim_length_nc-273.13
write(unit_logfile,'(3A,2f16.4)') ' Calculating mean: ',trim('Daily mean temperature'),' (min, max): ',minval(DMT_EMEP_grid_nc(:,:,1)),maxval(DMT_EMEP_grid_nc(:,:,1))
endif
endif
status_nc = NF90_CLOSE (id_nc)
enddo !End file loop
!Set the correct time dimensions to the first file value
dim_length_meteo_nc=valid_dim_length_meteo_nc
!Set the grid spacing
if (meteo_nc_projection_type.eq.LL_projection_index) then
meteo_dgrid_nc(lon_nc_index)=meteo_var1d_nc(2,x_dim_nc_index)-meteo_var1d_nc(1,x_dim_nc_index)
meteo_dgrid_nc(lat_nc_index)=meteo_var1d_nc(2,y_dim_nc_index)-meteo_var1d_nc(1,y_dim_nc_index)
write(unit_logfile,'(A,2f16.4)') ' Grid spacing meteo (lon,lat): ',meteo_dgrid_nc(lon_nc_index),meteo_dgrid_nc(lat_nc_index)
else
meteo_dgrid_nc(lon_nc_index)=meteo_var1d_nc(2,x_dim_nc_index)-meteo_var1d_nc(1,x_dim_nc_index)
meteo_dgrid_nc(lat_nc_index)=meteo_var1d_nc(2,y_dim_nc_index)-meteo_var1d_nc(1,y_dim_nc_index)
write(unit_logfile,'(A,2f16.4)') ' Grid spacing meteo (x,y) in meters: ',meteo_dgrid_nc(lon_nc_index),meteo_dgrid_nc(lat_nc_index)
endif
!Do manipulations when the additional meteorology is read in
!Put everything in 3d data since it is all surface values
write(unit_logfile,'(A)') ' Calculating alternative meteorological data'
write(unit_logfile,'(A,4i)') ' Dimensions: ',dim_length_meteo_nc
!logz0 is read in as z0 and must be converted to logz0
do t=1,dim_length_meteo_nc(time_dim_nc_index)
meteo_var3d_nc(:,:,t,logz0_nc_index)=meteo_var3d_nc(:,:,1,logz0_nc_index)
!write(*,*) t,sum(meteo_var3d_nc(:,:,t,logz0_nc_index))/dim_length_meteo_nc(x_dim_nc_index)/dim_length_meteo_nc(y_dim_nc_index)
enddo
where (meteo_var3d_nc(:,:,:,logz0_nc_index).lt.0.001 ) meteo_var3d_nc(:,:,:,logz0_nc_index)=0.001
meteo_var3d_nc(:,:,:,logz0_nc_index)=log(meteo_var3d_nc(:,:,:,logz0_nc_index))
meteo_var3d_nc(:,:,:,t2m_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,:,t2m_nc_index)
!Assumes that the first step is 0 and data is hourly. So that the start time step for meteo must correspond to the second hour of any calculation
!t=1
!meteo_var3d_nc(:,:,t,Hflux_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,t,Hflux_nc_index)/3600.
!meteo_var3d_nc(:,:,t,uw_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,t,uw_nc_index)/3600.
!meteo_var3d_nc(:,:,t,vw_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,t,vw_nc_index)/3600.
if (index(alternative_meteorology_type,'nbv').gt.0) then
!Flux is upward and not integrated. Stress is not integrated
meteo_var3d_nc(:,:,:,Hflux_nc_index)=-meteo_var4d_nc(:,:,surface_level_nc,:,Hflux_nc_index)
meteo_var3d_nc(:,:,:,uw_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,:,uw_nc_index)
meteo_var3d_nc(:,:,:,vw_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,:,vw_nc_index)
meteo_var3d_nc(:,:,:,precip_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,:,precip_nc_index)
else
do t=dim_length_meteo_nc(time_dim_nc_index),1,-1
meteo_var3d_nc(:,:,t,Hflux_nc_index)=(meteo_var4d_nc(:,:,surface_level_nc,t,Hflux_nc_index)-meteo_var4d_nc(:,:,surface_level_nc,t-1,Hflux_nc_index))/3600.
meteo_var3d_nc(:,:,t,uw_nc_index)=(meteo_var4d_nc(:,:,surface_level_nc,t,uw_nc_index)-meteo_var4d_nc(:,:,surface_level_nc,t-1,uw_nc_index))/3600.
meteo_var3d_nc(:,:,t,vw_nc_index)=(meteo_var4d_nc(:,:,surface_level_nc,t,vw_nc_index)-meteo_var4d_nc(:,:,surface_level_nc,t-1,vw_nc_index))/3600.
meteo_var3d_nc(:,:,t,precip_nc_index)=(meteo_var4d_nc(:,:,surface_level_nc,t,precip_nc_index)-meteo_var4d_nc(:,:,surface_level_nc,t-1,precip_nc_index))
!write(*,*) t,sum(meteo_var3d_nc(:,:,t,Hflux_nc_index))/dim_length_meteo_nc(x_dim_nc_index)/dim_length_meteo_nc(y_dim_nc_index) &
! ,sum(meteo_var4d_nc(:,:,surface_level_nc,t,hmix_nc_index))/dim_length_meteo_nc(x_dim_nc_index)/dim_length_meteo_nc(y_dim_nc_index)
enddo
endif
!Approximate density of air used (1.2 kg/m^3 +/- 10%)
meteo_var3d_nc(:,:,:,ustar_nc_index)=sqrt(sqrt(meteo_var3d_nc(:,:,:,uw_nc_index)**2+meteo_var3d_nc(:,:,:,vw_nc_index)**2)/1.2)
where (meteo_var3d_nc(:,:,:,ustar_nc_index).lt.ustar_min) meteo_var3d_nc(:,:,:,ustar_nc_index)=ustar_min
!do t=dim_length_meteo_nc(time_dim_nc_index),0,-1
! write(*,*) t,sum(meteo_var3d_nc(:,:,t,ustar_nc_index))/dim_length_meteo_nc(x_dim_nc_index)/dim_length_meteo_nc(y_dim_nc_index) &
! ,sum(meteo_var3d_nc(:,:,t,uw_nc_index))/dim_length_meteo_nc(x_dim_nc_index)/dim_length_meteo_nc(y_dim_nc_index) &
! ,sum(meteo_var3d_nc(:,:,t,vw_nc_index))/dim_length_meteo_nc(x_dim_nc_index)/dim_length_meteo_nc(y_dim_nc_index)
!enddo
!Approximate temperature (273 +/- 10%)
!Have inserted the correct temperature now
meteo_var3d_nc(:,:,:,invL_nc_index)=meteo_var3d_nc(:,:,:,Hflux_nc_index)*0.4*9.8/1.2/1004./meteo_var3d_nc(:,:,:,t2m_nc_index)/meteo_var3d_nc(:,:,:,ustar_nc_index)**3
!Limit stable L to lowest_stable_L and to lowest_unstable_L (negative number) for unstable.
where (meteo_var3d_nc(:,:,:,invL_nc_index).lt.1.0/lowest_unstable_L) meteo_var3d_nc(:,:,:,invL_nc_index)=1.0/lowest_unstable_L
where (meteo_var3d_nc(:,:,:,invL_nc_index).gt.1.0/lowest_stable_L) meteo_var3d_nc(:,:,:,invL_nc_index)=1.0/lowest_stable_L
!Put the 10 m wind vectors as the lowest grid level
!H_meteo=val_dim_meteo_nc(surface_level_nc,z_dim_nc_index)
H_meteo=10.
write(unit_logfile,'(A,f8.2)')' Alternative meteo: setting lowest meteo grid height = ',H_meteo
meteo_var3d_nc(:,:,:,ugrid_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,:,u10_nc_index)
meteo_var3d_nc(:,:,:,vgrid_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,:,v10_nc_index)
meteo_var3d_nc(:,:,:,FF10_nc_index)=meteo_var4d_nc(:,:,surface_level_nc,:,FF10_nc_index)
if (sum(abs(meteo_var3d_nc(:,:,:,FF10_nc_index))).eq.0) then
!Calculate wind speed if it can't read it
meteo_var3d_nc(:,:,:,FF10_nc_index)=sqrt(meteo_var3d_nc(:,:,:,ugrid_nc_index)**2+meteo_var3d_nc(:,:,:,vgrid_nc_index)**2)
else
meteo_var3d_nc(:,:,:,FF10_nc_index)=sqrt(meteo_var3d_nc(:,:,:,u10_nc_index)**2+meteo_var3d_nc(:,:,:,v10_nc_index)**2)
endif
!Smooth the boundary layer height (running mean) and set minimum
meteo_var3d_nc(:,:,:,hmix_nc_index)=0.
do j=2,dim_length_meteo_nc(y_dim_nc_index)-1
do i=2,dim_length_meteo_nc(x_dim_nc_index)-1
do jj=-1,1
do ii=-1,1
meteo_var3d_nc(i,j,:,hmix_nc_index)=meteo_var3d_nc(i,j,:,hmix_nc_index)+meteo_var4d_nc(i+ii,j+jj,surface_level_nc,:,hmix_nc_index)/9.
!if (ii.ne.0.and.jj.ne.0) then
! var3d_nc(i,j,:,hmix_nc_index,allsource_index)=var3d_nc(i,j,:,hmix_nc_index,allsource_index)-var3d_nc(i+ii,j+jj,:,hmix_nc_index,traffic_index)/8.
!endif
enddo
enddo
enddo
enddo
where (meteo_var3d_nc(:,:,:,hmix_nc_index).lt.hmix_min) meteo_var3d_nc(:,:,:,hmix_nc_index)=hmix_min
where (meteo_var3d_nc(:,:,:,hmix_nc_index).gt.hmix_max) meteo_var3d_nc(:,:,:,hmix_nc_index)=hmix_max
where (meteo_var3d_nc(:,:,:,ustar_nc_index).lt.ustar_min) meteo_var3d_nc(:,:,:,ustar_nc_index)=ustar_min
!do t=dim_length_nc(time_dim_nc_index),2,-1
! write(*,*) t,sum(var3d_nc(:,:,t,hmix_nc_index,allsource_nc_index))/dim_length_nc(x_dim_nc_index)/dim_length_nc(y_dim_nc_index)
!enddo
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(logz0_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),logz0_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),logz0_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(ustar_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),ustar_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),ustar_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(Hflux_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),Hflux_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),Hflux_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(invL_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),invL_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),invL_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(ugrid_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),ugrid_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),ugrid_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(vgrid_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),vgrid_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),vgrid_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(FF10_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),FF10_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),FF10_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(hmix_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),hmix_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),hmix_nc_index))
write(unit_logfile,'(3A,2f16.4)') ' Alternative meteo: ',trim(var_name_meteo_nc(t2m_nc_index)),' (min, max): ',minval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),t2m_nc_index)),maxval(meteo_var3d_nc(:,:,1:dim_length_meteo_nc(time_dim_nc_index),t2m_nc_index))
!If no logz0 available. Set to log(0.1)
!For urban areas a value of 0.3 is used
!where (var3d_nc(:,:,:,logz0_nc_index,:).eq.0.0) var3d_nc(:,:,:,logz0_nc_index,:)=log(0.3)
if (replace_z0.ne.NODATA_value) then
write(unit_logfile,'(A,f8.4)') ' Replacing z0 everywhere with: ',replace_z0
meteo_var3d_nc(:,:,:,logz0_nc_index)=log(replace_z0)
endif
if (replace_invL.ne.NODATA_value) then
write(unit_logfile,'(A,f8.4)') ' Replacing inverse L everywhere with: ',replace_invL
meteo_var3d_nc(:,:,:,invL_nc_index)=replace_invL
endif
if (replace_hmix.ne.NODATA_value) then
write(unit_logfile,'(A,f8.4)') ' Replacing HMIX everywhere with: ',replace_hmix
meteo_var3d_nc(:,:,:,hmix_nc_index)=replace_hmix
endif
if (FF_scale.ne.NODATA_value) then
write(unit_logfile,'(A,f8.4)') ' Rescaling wind fields everywhere with factor: ',FF_scale
meteo_var3d_nc(:,:,:,ustar_nc_index)=meteo_var3d_nc(:,:,:,ustar_nc_index)*FF_scale
meteo_var3d_nc(:,:,:,FF10_nc_index)=meteo_var3d_nc(:,:,:,FF10_nc_index)*FF_scale
meteo_var3d_nc(:,:,:,inv_FF10_nc_index)=meteo_var3d_nc(:,:,:,inv_FF10_nc_index)/FF_scale
meteo_var3d_nc(:,:,:,ugrid_nc_index)=meteo_var3d_nc(:,:,:,ugrid_nc_index)*FF_scale
meteo_var3d_nc(:,:,:,vgrid_nc_index)=meteo_var3d_nc(:,:,:,vgrid_nc_index)*FF_scale
meteo_var3d_nc(:,:,:,inv_FFgrid_nc_index)=meteo_var3d_nc(:,:,:,inv_FFgrid_nc_index)/FF_scale
meteo_var3d_nc(:,:,:,ugrid_nc_index)=meteo_var3d_nc(:,:,:,ugrid_nc_index)*FF_scale
meteo_var3d_nc(:,:,:,vgrid_nc_index)=meteo_var3d_nc(:,:,:,vgrid_nc_index)*FF_scale
endif
if (FF10_offset.ne.NODATA_value) then
write(unit_logfile,'(A,f8.4)') ' Offsetting 10 m wind fields everywhere with a value: ',FF10_offset
meteo_var3d_nc(:,:,:,FF10_nc_index)=meteo_var3d_nc(:,:,:,FF10_nc_index)+FF10_offset
endif
if (DD_offset.ne.NODATA_value) then
write(unit_logfile,'(A,f8.4)') ' Rotating wind fields everywhere with a value: ',DD_offset
if (.not.allocated(temp_meteo_var3d_nc)) allocate (temp_meteo_var3d_nc(valid_dim_length_meteo_nc(x_dim_nc_index),valid_dim_length_meteo_nc(y_dim_nc_index),valid_dim_length_meteo_nc(time_dim_nc_index),2))
temp_meteo_var3d_nc(:,:,:,1) = meteo_var3d_nc(:,:,:,ugrid_nc_index)*cos(DD_offset/180.*3.14159)+meteo_var3d_nc(:,:,:,vgrid_nc_index)*sin(DD_offset/180.*3.14159)
temp_meteo_var3d_nc(:,:,:,2) =-meteo_var3d_nc(:,:,:,ugrid_nc_index)*sin(DD_offset/180.*3.14159)+meteo_var3d_nc(:,:,:,vgrid_nc_index)*cos(DD_offset/180.*3.14159)
meteo_var3d_nc(:,:,:,ugrid_nc_index) = temp_meteo_var3d_nc(:,:,:,1)
meteo_var3d_nc(:,:,:,vgrid_nc_index) = temp_meteo_var3d_nc(:,:,:,2)
endif
!Set the magnitude of the gridded wind fields. Should probably be done after subgridding?
meteo_var3d_nc(:,:,:,FFgrid_nc_index)=sqrt(meteo_var3d_nc(:,:,:,ugrid_nc_index)**2+meteo_var3d_nc(:,:,:,vgrid_nc_index)**2)
!Check meteo time which comes in seconds since 1970. Converts to days.
if (use_alternative_meteorology_flag) then
date_num_temp=val_dim_meteo_nc(1,time_dim_nc_index)/3600./24.+30./24./3600.
call number_to_date(date_num_temp,date_array,ref_year_meteo)
write(unit_logfile,'(a,i6)') ' Time dimension meteo: ',dim_length_meteo_nc(time_dim_nc_index)
write(unit_logfile,'(a,6i6)') ' Date start meteo = ',date_array
!date_num_temp=dble(ceiling(val_dim_meteo_nc(dim_length_meteo_nc(time_dim_nc_index),time_dim_nc_index)/3600.))/24.
date_num_temp=val_dim_meteo_nc(dim_length_meteo_nc(time_dim_nc_index),time_dim_nc_index)/3600./24.+30./24./3600.
call number_to_date(date_num_temp,date_array,ref_year_meteo)
write(unit_logfile,'(a,6i6)') ' Date end meteo = ',date_array
!write(*,*) start_time_meteo_nc_index,valid_dim_length_meteo_nc(time_dim_nc_index)
endif
!do t=1,dim_length_meteo_nc(time_dim_nc_index)
! date_num_temp=val_dim_meteo_nc(t,time_dim_nc_index)/3600./24.+0.1/24.
! call number_to_date(date_num_temp,date_array,ref_year_meteo)
! write(unit_logfile,'(a,i4,6i6,f12.4)') ' Date end meteo = ',t,date_array,date_num_temp
!enddo
!stop
if (allocated(var1d_nc_dp)) deallocate (var1d_nc_dp)
if (allocated(var2d_nc_dp)) deallocate (var2d_nc_dp)
if (allocated(temp_meteo_var3d_nc)) deallocate (temp_meteo_var3d_nc)
if (allocated(meteo_var4d_nc)) deallocate (meteo_var4d_nc)
end subroutine uEMEP_read_meteo_nc