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read_all_data_grib_case.f90 90.9 KiB
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  • !MNH_LIC Copyright 1998-2018 CNRS, Meteo-France and Universite Paul Sabatier
    
    !MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
    
    !MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt  
    
    !MNH_LIC for details. version 1.
    
    !-----------------------------------------------------------------
    !     #################################
          MODULE MODI_READ_ALL_DATA_GRIB_CASE
    !     #################################
    INTERFACE
    
    SUBROUTINE READ_ALL_DATA_GRIB_CASE(HFILE,TPPRE_REAL1,HGRIB,TPPGDFILE,    &
    
                        PTIME_HORI,KVERB,ODUMMY_REAL                         ) 
    !
    
    USE MODD_IO_ll, ONLY: TFILEDATA
    !
    CHARACTER(LEN=4),  INTENT(IN)    :: HFILE       ! which file ('ATM0','ATM1' or 'CHEM')
    
    TYPE(TFILEDATA),POINTER,INTENT(INOUT) :: TPPRE_REAL1 ! PRE_REAL1 file
    
    CHARACTER(LEN=28), INTENT(IN)    :: HGRIB       ! name of the GRIB file
    TYPE(TFILEDATA),   INTENT(IN)    :: TPPGDFILE   ! physiographic data file
    INTEGER,           INTENT(IN)    :: KVERB       ! verbosity level
    LOGICAL,           INTENT(IN)    :: ODUMMY_REAL ! flag to interpolate dummy fields
    REAL,              INTENT(INOUT) :: PTIME_HORI  ! time spent in hor. interpolations
    !
    
    END SUBROUTINE READ_ALL_DATA_GRIB_CASE
    !
    END INTERFACE
    END MODULE MODI_READ_ALL_DATA_GRIB_CASE
    !     ##########################################################################
    
          SUBROUTINE READ_ALL_DATA_GRIB_CASE(HFILE,TPPRE_REAL1,HGRIB,TPPGDFILE,    &
    
                           PTIME_HORI,KVERB,ODUMMY_REAL                            )
    !     ##########################################################################
    !
    !!****  *READ_ALL_DATA_GRIB_CASE* - reads data for the initialization of real cases.
    !!
    !!    PURPOSE
    !!    -------
    !     This routine reads the two input files :
    !       The PGD which is closed after reading
    !       The GRIB file
    !     Projection is read in READ_LFIFM_PGD (MODD_GRID).
    !     Grid and definition of large domain are read in PGD file and Grib files.
    !     The PGD files are also read in READ_LFIFM_PGD.
    !     The PGD file is closed.
    !     The MESO-NH domain is defined from PRE_REAL1.nam inputs in SET_SUBDOMAIN_CEP.
    !     Vertical grid is defined in READ_VER_GRID.
    !     PGD fields are stored on MESO-NH domain (in TRUNC_PGD).
    !!
    !!**  METHOD
    !!    ------
    !!  0. Declarations
    !!    1. Declaration of arguments
    !!    2. Declaration of local variables
    !!  1. Read PGD file
    !!    1. Domain restriction
    !!    2. Coordinate conversion to lat,lon system
    !!  2. Read Grib fields
    !!  3. Vertical grid
    !!  4. Free all temporary allocations
    !!
    !!    EXTERNAL
    !!    --------
    !!    subroutine READ_LFIFM_PGD    : to read PGD file
    !!    subroutine SET_SUBDOMAIN     : to define the horizontal MESO-NH domain.
    !!    subroutine READ_VER_GRID     : to read the vertical grid in namelist file.
    !!    subroutine HORIBL            : horizontal bilinear interpolation
    !!    subroutine XYTOLATLON        : projection from conformal to lat,lon
    !!
    !!    Module     MODI_SET_SUBDOMAIN     : interface for subroutine SET_SUBDOMAIN
    !!    Module     MODI_READ_VER_GRID     : interface for subroutine READ_VER_GRID
    !!    Module     MODI_HORIBL            : interface for subroutine HORIBL
    !!    Module     MODI_XYTOLATLON        : interface for subroutine XYTOLATLON
    !!
    !!    IMPLICIT ARGUMENTS
    !!    ------------------
    !!
    !!      Module MODD_CONF      : contains configuration variables for all models.
    !!         NVERB : verbosity level for output-listing
    !!      Module MODD_LUNIT     : contains logical unit names for all models
    !!         CLUOUT0 : name of output-listing
    !!      Module MODD_PGDDIM    : contains dimension of PGD fields
    !!         NPGDIMAX: dimension along x (no external point)
    !!         NPGDJMAX: dimension along y (no external point)
    !!      Module MODD_PARAMETERS
    !!         JPHEXT
    !!
    !!    REFERENCE
    !!    ---------
    !!
    !!      Book 1 : Informations on ISBA model (soil moisture)
    !!      "Encoding and decoding Grib data", John D.Chambers, ECMWF, October 95
    !!      "A guide to Grib", John D.Stackpole, National weather service, March 94
    !!
    !!    AUTHOR
    !!    ------
    !!
    !!      J. Pettre and V. Bousquet
    !!
    !!    MODIFICATIONS
    !!    -------------
    !!      Original    20/11/98
    !!                  15/03/99 (V. Masson) phasing with new PGD fields
    !!                  21/04/99 (V. Masson) bug in mask definitions for max Y index
    !!                  22/04/99 (V. Masson) optimizer bug in u,v loop
    !!                                       --> splitting of the loop
    !!                                       and splitting of the routine in more
    !!                                       contains
    !!                  28/05/99 (V. Bousquet) bug in wind interpolated variable for
    !!                                         Arpege
    !!                  31/05/99 (V. Masson) set pressure points (given on a regular grid at ECMWF)
    !!                             on orography points (assuming the last are included in the former)
    !!                                       pressure computation from parameters A and B
    !!                                        (instead of interpolation from grib grid)
    !!                  20/07/00 (V. Masson) increase the threshold for land_sea index
    !!                  22/11/00 (P. Tulet) add INTERPOL_SV to initialize SV fields
    !!                           (I. Mallet) from MOCAGE model (IMODE=3)
    !!                  01/02/01 (D. Gazen) add INI_NSV
    !!                  18/05/01 (P. Jabouille) problem with 129 grib code
    !!                  05/12/01 (I. Mallet) add Aladin reunion model
    !!                  02/10/02 (I. Mallet) 2 orography fields for CEP (SFC, ML=1)
    !!                  01/12/03 (D. Gazen)   change Chemical scheme interface
    !!                  01/2004  (V. Masson) removes surface (externalization)
    !!                  01/06/02 (O.Nuissier) filtering of tropical cyclone
    !!                  01/05/04 (P. Tulet) add INTERPOL_SV to initialize SV dust
    !!                                                         and aerosol fields
    !!                  08/06/2010 (G. Tanguy) replace GRIBEX by GRIB_API : change
    !!                                         of all the subroutine
    
    !!                  05/12/2016 (G.Delautier) length of HGRID for grib_api > 1.14
    
    !!                  08/03/2018 (P.Wautelet)  replace ADD_FORECAST_TO_DATE by DATETIME_CORRECTDATE
    
    !!  Philippe Wautelet: 05/2016-04/2018: new data structures and calls for I/O
    
    !!         Pergaud  : 2018 add GFS
    
    !!                   01/2019 (G.Delautier via Q.Rodier) for GRIB2 ARPEGE and AROME from EPYGRAM
    
    !-------------------------------------------------------------------------------
    !
    !*      0. DECLARATIONS
    !------------
    
    USE MODE_FM,    ONLY: IO_FILE_CLOSE_ll
    USE MODE_IO_ll, ONLY: UPCASE
    
    USE MODE_MSG
    
    USE MODE_TIME
    
    !
    USE MODI_READ_HGRID_n
    USE MODI_READ_VER_GRID
    USE MODI_XYTOLATLON
    USE MODI_HORIBL
    USE MODI_INI_NSV
    USE MODI_CH_INIT_SCHEME_n
    USE MODI_REMOVAL_VORTEX
    USE MODI_CH_INIT_CCS
    USE MODI_CH_AER_INIT_SOA
    USE MODI_INI_CTURB
    
    USE MODD_CONF
    USE MODD_CONF_n
    USE MODD_CST
    USE MODD_LUNIT
    USE MODD_PARAMETERS
    USE MODD_GRID
    USE MODD_GRID_n
    USE MODD_DIM_n
    USE MODD_PARAM_n, ONLY : CTURB
    USE MODD_TIME
    USE MODD_TIME_n
    USE MODD_CH_MNHC_n, ONLY : LUSECHEM,LUSECHAQ,LUSECHIC,LCH_PH
    USE MODD_CH_M9_n,   ONLY : NEQ ,  CNAMES
    USE MODD_CH_AEROSOL, ONLY: CORGANIC, NCARB, NSOA, NSP, LORILAM,&
                               JPMODE, LVARSIGI, LVARSIGJ
    USE MODD_NSV      , ONLY : NSV
    USE MODD_HURR_CONF, ONLY : LFILTERING,CFILTERING
    USE MODD_PREP_REAL
    USE MODE_MODELN_HANDLER
    !JUAN REALZ
    USE MODE_MPPDB
    !JUAN REALZ
    
    USE GRIB_API
    !
    IMPLICIT NONE
    !
    !* 0.1. Declaration of arguments
    !       ------------------------
    !
    
    CHARACTER(LEN=4),  INTENT(IN)    :: HFILE       ! which file ('ATM0','ATM1' or 'CHEM')
    
    TYPE(TFILEDATA),POINTER,INTENT(INOUT) :: TPPRE_REAL1! PRE_REAL1 file
    
    CHARACTER(LEN=28), INTENT(IN)    :: HGRIB       ! name of the GRIB file
    TYPE(TFILEDATA),   INTENT(IN)    :: TPPGDFILE   ! physiographic data file
    INTEGER,           INTENT(IN)    :: KVERB       ! verbosity level
    LOGICAL,           INTENT(IN)    :: ODUMMY_REAL ! flag to interpolate dummy fields
    REAL,              INTENT(INOUT) :: PTIME_HORI  ! time spent in hor. interpolations
    
    !
    !* 0.2 Declaration of local variables
    !      ------------------------------
    ! General purpose variables
    INTEGER                            :: ILUOUT0       ! Unit used for output msg.
    INTEGER                            :: IRESP   ! Return code of FM-routines
    INTEGER                            :: IRET          ! Return code from subroutines
    
    INTEGER(KIND=kindOfInt)            :: IRET_GRIB          ! Return code from subroutines
    
    INTEGER, PARAMETER                 :: JP_GFS=26     ! number of pressure levels for GFS model
    
    REAL                               :: ZA,ZB,ZC      ! Dummy variables
    REAL                               :: ZD,ZE,ZF      !  |
    REAL                               :: ZTEMP         !  |
    INTEGER                            :: JI,JJ         ! Dummy counters
    INTEGER                            :: JLOOP1,JLOOP2 !  |
    INTEGER                            :: JLOOP3,JLOOP4 !  |
    INTEGER                            :: JLOOP         !  |
    ! Variables used by the PGD reader
    CHARACTER(LEN=28)                  :: YPGD_NAME     ! not used - dummy argument
    CHARACTER(LEN=28)                  :: YPGD_DAD_NAME ! not used - dummy argument
    CHARACTER(LEN=2)                   :: YPGD_TYPE     ! not used - dummy argument
    ! PGD Grib definition variables
    INTEGER                            :: INO           ! Number of points of the grid
    INTEGER                            :: IIU           ! Number of points along X
    INTEGER                            :: IJU           ! Number of points along Y
    REAL, DIMENSION(:), ALLOCATABLE    :: ZXOUT         ! mapping PGD -> Grib (lon.)
    REAL, DIMENSION(:), ALLOCATABLE    :: ZYOUT         ! mapping PGD -> Grib (lat.)
    REAL, DIMENSION(:), ALLOCATABLE    :: ZLONOUT       ! mapping PGD -> Grib (lon.)
    REAL, DIMENSION(:), ALLOCATABLE    :: ZLATOUT       ! mapping PGD -> Grib (lat.)
    REAL, DIMENSION(:,:), ALLOCATABLE  :: ZXM           ! X of PGD mass points
    REAL, DIMENSION(:,:), ALLOCATABLE  :: ZYM           ! Y of PGD mass points
    REAL, DIMENSION(:,:), ALLOCATABLE  :: ZLATM         ! Lat of PGD mass points
    REAL, DIMENSION(:,:), ALLOCATABLE  :: ZLONM         ! Lon of PGD mass points
    ! Variable involved in the task of reading the grib file
    INTEGER(KIND=kindOfInt)                            :: IUNIT         ! unit of the grib file
    
    CHARACTER(LEN=50)                  :: HGRID         ! type of grid
    
    INTEGER                            :: IPAR          ! Parameter identifier
    INTEGER                            :: ITYP          ! type of level (Grib code table 3)
    INTEGER                            :: ILEV1         ! level definition
    INTEGER                            :: ILEV2         ! level definition
    INTEGER                            :: IMODEL        ! Type of Grib file :
                                                        ! 0 -> ECMWF
                                                        ! 1 -> METEO FRANCE - ALADIN/AROME
                                                        ! 2 -> METEO FRANCE - ALADIN-REUNION
                                                        ! 3 -> METEO FRANCE - ARPEGE
                                                        ! 4 -> METEO FRANCE - ARPEGE
                                                        ! 5 -> METEO FRANCE - MOCAGE
    
                                                        ! 10 -> NCEP - GFS
    
    INTEGER                            :: ICENTER       ! number of center
    INTEGER                            :: ISIZE         ! size of grib message
    INTEGER(KIND=kindOfInt)                            :: ICOUNT        ! number of messages in the file
    INTEGER(KIND=kindOfInt),DIMENSION(:),ALLOCATABLE   :: IGRIB         ! number of the grib in memory
    INTEGER                            :: INUM ,INUM_ZS ! number of a grib message 
    REAL,DIMENSION(:),ALLOCATABLE      :: ZPARAM        ! parameter of girb grid
    INTEGER,DIMENSION(:),ALLOCATABLE   :: IINLO         ! longitude of grib grid
    INTEGER(KIND=kindOfInt),DIMENSION(:),ALLOCATABLE   :: IINLO_GRIB         ! longitude of grib grid
    REAL,DIMENSION(:),ALLOCATABLE      :: ZPARAM_ZS     ! parameter of girb grid for ZS
    INTEGER,DIMENSION(:),ALLOCATABLE   :: IINLO_ZS      ! longitude of grib grid for ZS
    REAL,DIMENSION(:),ALLOCATABLE      :: ZVALUE        ! Intermediate array
    REAL,DIMENSION(:),ALLOCATABLE      :: ZOUT          ! Intermediate arrays
    ! Grib grid definition variables
    INTEGER                            :: INI           ! Number of points
    INTEGER                            :: INLEVEL       ! Number of levels
    INTEGER                            :: ISTARTLEVEL   ! First level (0 or 1)
    TYPE(DATE_TIME)                    :: TPTCUR        ! Date & time of the grib file data
    INTEGER                            :: ITWOZS
    ! surface pressure
    REAL, DIMENSION(:), ALLOCATABLE    :: ZPS_G         ! Grib data : Ps
    REAL, DIMENSION(:), ALLOCATABLE    :: ZLNPS_G  ! Grib data : ln(Ps)
    REAL, DIMENSION(:), ALLOCATABLE    :: ZWORK_LNPS ! Grib data on zs grid: ln(Ps)
    INTEGER                            :: INJ,INJ_ZS
    ! orography
    
    CHARACTER(LEN=50)                  :: HGRID_ZS         ! type of grid
    
    !
    ! Reading and projection of the wind vectors u, v
    REAL                               :: ZALPHA        ! Angle of rotation
    REAL, DIMENSION(:), ALLOCATABLE    :: ZTU_LS        ! Intermediate array for U
    REAL, DIMENSION(:), ALLOCATABLE    :: ZTV_LS        !  |                     V
    REAL                               :: ZLATPOLE      ! Arpege stretching pole latitude
    REAL                               :: ZLONPOLE      ! Arpege stretching pole longitude
    REAL                               :: ZLAT,ZLON     ! Lat,lon of current point
    REAL                               :: ZCOS,ZSIN     ! cos,sin of rotation matrix
    REAL, DIMENSION(:), ALLOCATABLE    :: ZTU0_LS       ! Arpege temp array for U
    REAL, DIMENSION(:), ALLOCATABLE    :: ZTV0_LS       !  |                    V
    !
    ! variables for hurricane filtering
    REAL, DIMENSION(:,:), ALLOCATABLE  :: ZTVF_LS,ZMSLP_LS
    REAL                               :: ZGAMREF       ! Standard atmosphere lapse rate (K/m)
    ! date
    INTEGER  :: ITIME
    INTEGER  :: IDATE
    INTEGER  :: ITIMESTEP
    CHARACTER(LEN=10) :: CSTEPUNIT
    !chemistery field
    
    INTEGER, DIMENSION(:), ALLOCATABLE :: INUMGRIB, INUMLEV  ! grib
    INTEGER, DIMENSION(:), ALLOCATABLE :: INUMLEV1, INUMLEV2 !numbers
    INTEGER                            :: IMOC
    INTEGER                            :: IVAR
    INTEGER                            :: ICHANNEL
    INTEGER                            :: INDX
    INTEGER                            :: INACT
    CHARACTER(LEN=40)                  :: YINPLINE        ! input line
    
    CHARACTER, PARAMETER               :: YPTAB = CHAR(9) ! TAB character is ASCII : 9
    CHARACTER, PARAMETER               :: YPCOM = CHAR(44)! COMma character is ASCII : 44
    CHARACTER(LEN=40), DIMENSION(:), ALLOCATABLE :: YMNHNAME ! species names
    INTEGER                            :: JN, JNREAL ! loop control variables
    CHARACTER(LEN=40)                  :: YFORMAT
    
    CHARACTER(LEN=100)                 :: YMSG
    
    ! temperature and humidity
    INTEGER                             :: IT,IQ
    REAL, DIMENSION(:,:), ALLOCATABLE   :: ZPF_G    ! Pressure (flux point)
    REAL, DIMENSION(:,:), ALLOCATABLE   :: ZPM_G    ! Pressure (mass point)
    REAL, DIMENSION(:,:), ALLOCATABLE   :: ZEXNF_G  ! Exner fct. (flux point)
    REAL, DIMENSION(:,:), ALLOCATABLE   :: ZEXNM_G  ! Exner fct. (mass point)
    REAL, DIMENSION(:,:), ALLOCATABLE   :: ZT_G     ! Temperature
    REAL, DIMENSION(:,:), ALLOCATABLE   :: ZQ_G     ! Specific humidity
    REAL, DIMENSION(:), ALLOCATABLE     :: ZH_G     ! Relative humidity
    REAL, DIMENSION(:), ALLOCATABLE     :: ZTHV_G   ! Theta V
    REAL, DIMENSION(:), ALLOCATABLE     :: ZRV_G    ! Vapor mixing ratio
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZPF_LS   ! Pressure (flux point)
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZPM_LS   ! Pressure (mass point)
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZEXNF_LS ! Exner fct. (flux point)
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZEXNM_LS ! Exner fct. (mass point)
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZH_LS    ! Relative humidity
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZRV_LS   ! Vapor mixing ratio
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZTHV_LS  ! Theta V
    REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZTEV_LS  ! T V
    REAL, DIMENSION(:), ALLOCATABLE     :: ZPV      ! vertical level in grib file
    INTEGER                             :: IPVPRESENT ,IPV
    REAL, DIMENSION(:,:,:,:), ALLOCATABLE :: ZR_DUM
    INTEGER                            :: IMI
    
    INTEGER, DIMENSION(JP_GFS)    :: IP_GFS   ! list of pressure levels for GFS model
    
    !---------------------------------------------------------------------------------------
    
    IP_GFS=(/1000,975,950,925,900,850,800,750,700,650,600,550,500,450,400,350,300,&
               250,200,150,100,70,50,30,20,10/)!
    
    IMI = GET_CURRENT_MODEL_INDEX()
    !
    !* 1. READ PGD FILE
    !     -------------
    !
    
    ILUOUT0 = TLUOUT0%NLU
    
    CALL READ_HGRID_n(TPPGDFILE,YPGD_NAME,YPGD_DAD_NAME,YPGD_TYPE)
    
    !
    ! 1.1 Domain restriction
    !
    !JUAN REALZ
    CALL GET_DIM_EXT_ll('B',IIU,IJU)
    !!$IIU=NIMAX + 2*JPHEXT
    !!$IJU=NJMAX + 2*JPHEXT
    !JUAN REALZ
    INO = IIU * IJU
    !
    !
    ! 1.2 Coordinate conversion to lat,lon system
    !
    ALLOCATE (ZXM(IIU,IJU))
    ALLOCATE (ZYM(IIU,IJU))
    ALLOCATE (ZLONM(IIU,IJU))
    ALLOCATE (ZLATM(IIU,IJU))
    ZXM(1:IIU-1,1) = (XXHAT(1:IIU-1) + XXHAT(2:IIU) ) / 2.
    ZXM(IIU,1)     = XXHAT(IIU) - XXHAT(IIU-1) + ZXM(IIU-1,1)
    ZXM(:,2:IJU)   = SPREAD(ZXM(:,1),2,IJU-1)
    ZYM(1,1:IJU-1) = (XYHAT(1:IJU-1) + XYHAT(2:IJU)) / 2.
    ZYM(1,IJU)     = XYHAT(IJU) - XYHAT(IJU-1) + ZYM(1,IJU-1)
    ZYM(2:IIU,:)   = SPREAD(ZYM(1,:),1,IIU-1)
    CALL SM_XYTOLATLON_A (XLAT0,XLON0,XRPK,XLATORI,XLONORI,ZXM,ZYM,ZLATM,ZLONM, &
                          IIU,IJU)
    ALLOCATE (ZLONOUT(INO))
    ALLOCATE (ZLATOUT(INO))
    JLOOP1 = 0
    DO JJ = 1, IJU
      ZLONOUT(JLOOP1+1:JLOOP1+IIU) = ZLONM(1:IIU,JJ)
      ZLATOUT(JLOOP1+1:JLOOP1+IIU) = ZLATM(1:IIU,JJ)
      JLOOP1 = JLOOP1 + IIU
    ENDDO
    DEALLOCATE (ZLATM)
    DEALLOCATE (ZLONM)
    DEALLOCATE (ZYM)
    DEALLOCATE (ZXM)
    !
    ALLOCATE (ZXOUT(INO))
    ALLOCATE (ZYOUT(INO))
    !
    !---------------------------------------------------------------------------------------
    !
    !* 2. READ GRIB FIELDS
    !     ----------------
    !
    IF (HFILE(1:3)=='ATM' .OR. HFILE=='CHEM') THEN
      WRITE (ILUOUT0,'(A,A4)') ' -- Grib reader started for ',HFILE
    ELSE
    
      CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE','bad input argument')
    
    END IF
    !
    !* 2.1 Charge in memory the grib messages
    !
    ! open grib file
    CALL GRIB_OPEN_FILE(IUNIT,HGRIB,'R',IRET_GRIB)
    IF (IRET_GRIB /= 0) THEN
      !callabortstop
    
      WRITE(YMSG,*) 'Error opening the grib file ',TRIM(HGRIB),', error code ', IRET_GRIB
      CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
    
    END IF
    ! count the messages in the file
    CALL GRIB_COUNT_IN_FILE(IUNIT,ICOUNT,IRET_GRIB)
    IF (IRET_GRIB /= 0) THEN
      !callabortstop
    
      WRITE(YMSG,*) 'Error in reading the grib file ',TRIM(HGRIB),', error code ', IRET_GRIB
      CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
    
    END IF
    ALLOCATE(IGRIB(ICOUNT))
    ! initialize the tabular with a negativ number 
    ! ( all the IGRIB will be  different )
    IGRIB(:)=-12
    !charge all the message in memory
    DO JLOOP=1,ICOUNT
    CALL GRIB_NEW_FROM_FILE(IUNIT,IGRIB(JLOOP),IRET_GRIB)
    IF (IRET_GRIB /= 0) THEN
      !callabortstop
    
      WRITE(YMSG,*) 'Error in reading the grib file - ILOOP=',JLOOP,' - error code ', IRET_GRIB
      CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
    
    END IF
    END DO
    ! close the grib file
    CALL GRIB_CLOSE_FILE(IUNIT)
    !
    !
    !---------------------------------------------------------------------------------------
    !* 2.2 Research center with the first message
    !---------------------------------------------------------------------------------------
    !
    CALL GRIB_GET(IGRIB(1),'centre',ICENTER,IRET_GRIB)
    IF (IRET_GRIB /= 0) THEN
      !callabortstop
    
      WRITE(YMSG,*) 'Error in reading center - error code ', IRET_GRIB
      CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
    
    END IF
    CALL GRIB_GET(IGRIB(1),'typeOfGrid',HGRID,IRET_GRIB)
    IF (IRET_GRIB /= 0) THEN
      !callabortstop
    
      WRITE(YMSG,*) 'Error in reading type of grid - error code ', IRET_GRIB
      CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
    
    END IF
    !
    IMODEL = -1
    SELECT CASE (ICENTER)
      CASE (98)
        WRITE (ILUOUT0,'(A)') &
            ' | Grib file from European Center for Medium-range Weather Forecast'
        IMODEL = 0
        ALLOCATE(ZPARAM(6))
      CASE (85)
        SELECT CASE (HGRID)      
          CASE('lambert')
    
            WRITE (ILUOUT0,'(A)') ' | Grib file from French Weather Service - Arome france model'
            CALL GRIB_GET(IGRIB(1),'editionNumber',IVERSION,IRET_GRIB)
            IF (IVERSION==2) THEN
              IMODEL = 6 ! GRIB2 since summer 2018 (epygram)
            ELSE
              IMODEL = 1 ! GRIB1 befor summer 2018 (lfi2mv) 
            ENDIF
    
            ALLOCATE(ZPARAM(10))
          CASE('mercator')
            WRITE (ILUOUT0,'(A)') ' | Grib file from French Weather Service - Aladin reunion model'
          IMODEL = 2
          ALLOCATE(ZPARAM(9))
    
    
        CASE('unknown_PLPresent','reduced_stretched_rotated_gg')
    
          WRITE (ILUOUT0,'(A)') ' | Grib file from French Weather Service - Arpege model'
          ALLOCATE(ZPARAM(10))
    
          CALL GRIB_GET(IGRIB(1),'editionNumber',IVERSION,IRET_GRIB)
            IF (IVERSION==2) THEN
              IMODEL = 7 ! GRIB2 since summer 2018 (epygram)
            ELSE
              IMODEL = 3 ! GRIB1 befor summer 2018 (lfi2mv)
            ENDIF
    
    
        CASE('regular_gg')
          WRITE (ILUOUT0,'(A)') ' | Grib file from French Weather Service - Arpege model'
          WRITE (ILUOUT0,'(A)') 'but same grid as ECMWF model (unstretched)'
          IMODEL = 4
          ALLOCATE(ZPARAM(10))
        CASE('regular_ll')  
          WRITE (ILUOUT0,'(A)') ' | Grib file from French Weather Service - Mocage model'
          IMODEL = 5
           ALLOCATE(ZPARAM(6))
    
        END SELECT    
      CASE (7)
        WRITE (ILUOUT0,'(A)') ' | Grib file from National Center for Environmental Prediction'
        IMODEL = 10
        ALLOCATE(ZPARAM(6))
    
    END SELECT
    IF (IMODEL==-1) THEN
    !callabortstop
    
      CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE','unsupported Grib file format')
    
    END IF
    !
    !---------------------------------------------------------------------------------------
    !* 2.3 Read and interpol orography 
    !---------------------------------------------------------------------------------------
    !
    WRITE (ILUOUT0,'(A)') ' | Searching orography'
    SELECT CASE (IMODEL)
      CASE(0) ! ECMWF
    
         CALL SEARCH_FIELD(IGRIB,INUM_ZS,KPARAM=129)
    
         IF(INUM_ZS < 0) THEN
    
           WRITE (ILUOUT0,'(A)')'Orography is missing - abort'
         END IF 
    
      CASE(3,4,5) ! arpege et mocage
    
          CALL SEARCH_FIELD(IGRIB,INUM_ZS,KPARAM=8)
    
           IF(INUM_ZS < 0) THEN
             WRITE (ILUOUT0,'(A)')'Orography is missing - abort'
           ENDIF 
      CASE(1,2) ! aladin et aladin reunion
    
          CALL SEARCH_FIELD(IGRIB,INUM_ZS,KPARAM=6)
           IF(INUM_ZS < 0) THEN
             WRITE (ILUOUT0,'(A)')'Orography is missing - abort'
           ENDIF 
      CASE(6,7) !  arpege and arome GRIB2
          CALL SEARCH_FIELD(IGRIB,INUM_ZS,KDIS=0,KCAT=3,KNUMBER=5)
    
           IF(INUM_ZS < 0) THEN
             WRITE (ILUOUT0,'(A)')'Orography is missing - abort'
           ENDIF 
    
      CASE(10) ! NCEP
    
          DO IVAR=0,222
            CALL SEARCH_FIELD(IGRIB,INUM_ZS,KPARAM=IVAR)
            IF(INUM_ZS < 0) THEN
              WRITE (ILUOUT0,'(A)')'Orography is missing'
            ENDIF
    
          END DO
          INUM_ZS=218
          WRITE (ILUOUT0,*) 'lsm  ',IGRIB(350)
          WRITE (ILUOUT0,*) 'orog ',IGRIB(INUM_ZS)     
    
    END SELECT
    ZPARAM(:)=-999.
    CALL GRIB_GET(IGRIB(INUM_ZS),'Nj',INJ,IRET_GRIB)
    ALLOCATE(IINLO(INJ))
    CALL COORDINATE_CONVERSION(IMODEL,IGRIB(INUM_ZS),IIU,IJU,ZLONOUT,ZLATOUT,&
            ZXOUT,ZYOUT,INI,ZPARAM,IINLO)
    ALLOCATE(ZPARAM_ZS(SIZE(ZPARAM)))
    ZPARAM_ZS=ZPARAM
    ALLOCATE(IINLO_ZS(SIZE(IINLO)))
    IINLO_ZS=IINLO
    CALL GRIB_GET_SIZE(IGRIB(INUM_ZS),'values',ISIZE)
    ALLOCATE(ZVALUE(ISIZE))
    CALL GRIB_GET(IGRIB(INUM_ZS),'values',ZVALUE)
    ALLOCATE(ZOUT(INO))
    CALL HORIBL(ZPARAM(3),ZPARAM(4),ZPARAM(5),ZPARAM(6),INT(ZPARAM(2)),IINLO,INI, &
                ZVALUE,INO,ZXOUT,ZYOUT,ZOUT,.FALSE.,PTIME_HORI,.FALSE.)
    DEALLOCATE(IINLO)
    DEALLOCATE(ZVALUE)
    !
    
    IF (IMODEL/=10) THEN ! others than NCEP
      ! Data given in archives are multiplied by the gravity acceleration
      ZOUT = ZOUT / XG
    END IF
    
    !
    ! Stores the field in a 2 dimension array
    IF (HFILE(1:3)=='ATM') THEN
      ALLOCATE (XZS_LS(IIU,IJU))
      ALLOCATE (XZSMT_LS(IIU,IJU))
      CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,XZS_LS)
      XZSMT_LS = XZS_LS   ! no smooth orography in this case
    ELSE IF (HFILE=='CHEM') THEN
      ALLOCATE (XZS_SV_LS(IIU,IJU))
      CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,XZS_SV_LS)
    END IF
    DEALLOCATE (ZOUT)
    !
    !---------------------------------------------------------------------------------------
    !* 2.4 Interpolation surface pressure
    !---------------------------------------------------------------------------------------
    !
    !*  2.4.1  Read pressure
    !   
    WRITE (ILUOUT0,'(A)') ' | Searching pressure'
    
    SELECT CASE (IMODEL)
      CASE(0) ! ECMWF
    
         CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=152)
    
      CASE(1,2,3,4,5) ! arpege mocage aladin et aladin reunion
    
          CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=1)
      CASE(6,7) ! NEW AROME,ARPEGE
         CALL SEARCH_FIELD(IGRIB,INUM,KDIS=0,KCAT=3,KNUMBER=25)
    
      CASE(10) ! NCEP
    
          CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=134)
    
    END SELECT
    IF(INUM < 0) THEN
       WRITE (ILUOUT0,'(A)')'Surface pressure is missing - abort'
       CALL ABORT
       STOP
    ENDIF 
    ! recuperation du tableau de valeurs
    CALL GRIB_GET_SIZE(IGRIB(INUM),'values',ISIZE)
    ALLOCATE(ZVALUE(ISIZE))
    CALL GRIB_GET(IGRIB(INUM),'values',ZVALUE)
    ! determination des tableaux ZPS_G et ZLNPS_G
    SELECT CASE (IMODEL)
    
        ALLOCATE (ZPS_G  (ISIZE))
        ALLOCATE (ZLNPS_G(ISIZE))
        ZLNPS_G(:) =     ZVALUE(1:ISIZE)
        ZPS_G  (:) = EXP(ZVALUE(1:ISIZE))
    
      CASE(1,2,3,4,5,10) ! arpege mocage aladin aladin-reunion NCEP
    
        ALLOCATE (ZPS_G  (ISIZE))
        ALLOCATE (ZLNPS_G(ISIZE))
        ZPS_G  (:) =     ZVALUE(1:ISIZE)
        ZLNPS_G(:) = LOG(ZVALUE(1:ISIZE)) 
    END SELECT
    DEALLOCATE (ZVALUE)
    !
    !*  2.4.2  Removes pressure points not on orography points
    !       (if pressure is on a regular grid)
    CALL GRIB_GET(IGRIB(INUM),'typeOfGrid',HGRID)
    CALL GRIB_GET(IGRIB(INUM_ZS),'typeOfGrid',HGRID_ZS)
    CALL GRIB_GET(IGRIB(INUM),'Nj',INJ)
    CALL GRIB_GET(IGRIB(INUM_ZS),'Nj',INJ_ZS)
    !
    IF ( HGRID(1:7)=='regular' .AND. HGRID_ZS(1:7)=='reduced' .AND.&
         INJ == INJ_ZS) THEN
       WRITE (ILUOUT0,'(A)')'HGRID(1:7)==regular .AND. HGRID_ZS(1:7)==reduced .AND. INJ == INJ_ZS - abort'
       CALL ABORT
       STOP
    ELSE
       ALLOCATE(ZWORK_LNPS(SIZE(ZLNPS_G)))
       ZWORK_LNPS(:) = ZLNPS_G(:)
    ENDIF   
    !
    IF (HFILE(1:3)=='ATM') THEN
      ALLOCATE (XPS_LS(IIU,IJU))
    ELSE IF (HFILE=='CHEM') THEN
      ALLOCATE (XPS_SV_LS(IIU,IJU))
    END IF
    !
    ALLOCATE(IINLO(INJ))
    CALL COORDINATE_CONVERSION(IMODEL,IGRIB(INUM),IIU,IJU,ZLONOUT,ZLATOUT,&
            ZXOUT,ZYOUT,INI,ZPARAM,IINLO)
    ALLOCATE(ZOUT(INO))
    CALL HORIBL(ZPARAM(3),ZPARAM(4),ZPARAM(5),ZPARAM(6),INT(ZPARAM(2)),IINLO,INI,&
             ZWORK_LNPS,INO,ZXOUT,ZYOUT,ZOUT,.FALSE.,PTIME_HORI,.FALSE. )
    DEALLOCATE(ZWORK_LNPS)
    DEALLOCATE(IINLO)
    !
    !* 2.4.3 conversion to surface pressure
    !
    ZOUT=EXP(ZOUT)
    IF (HFILE(1:3)=='ATM') THEN
      CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,XPS_LS(:,:))
    ELSE IF (HFILE=='CHEM') THEN
      CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,XPS_SV_LS(:,:))
    END IF
    !JUAN REALZ
    CALL MPPDB_CHECK2D(XZS_LS,"XZS_LS",PRECISION)
    !JUAN REALZ
    DEALLOCATE (ZOUT)
    DEALLOCATE (ZLNPS_G)
    !
    !---------------------------------------------------------------------------------------
    !* 2.5 Interpolation temperature and humidity
    !---------------------------------------------------------------------------------------
    !
    !* 2.5.1 Read T and Q on each level
    !
    WRITE (ILUOUT0,'(A)') ' | Reading T and Q fields'
    !
    
    IF (IMODEL/=10) THEN
      SELECT CASE (IMODEL)
        CASE(0) ! ECMWF
    
              ISTARTLEVEL=1
              IT=130
              IQ=133
    
        CASE(1,2,3,4,5) ! arpege mocage aladin et aladin reunion
    
              IT=11
              IQ=51
              ISTARTLEVEL=1
    
        CASE(6,7) !GRIB2 AROME AND ARPEGE
         IT=130
         IQ=133
         ISTARTLEVEL=1
      END SELECT
            
      CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IT,KLEV1=ISTARTLEVEL)
      IF(INUM < 0) THEN 
        ISTARTLEVEL=0
        CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IT,KLEV1=ISTARTLEVEL)
      ENDIF
      IF(INUM < 0) THEN
        WRITE (ILUOUT0,'(A)')'Air temperature is missing - abort'
        CALL ABORT
        STOP
      ENDIF      
      CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IQ,KLEV1=ISTARTLEVEL)
      IF(INUM < 0) THEN
        WRITE (ILUOUT0,'(A)')'Atmospheric specific humidity is missing - abort'
        CALL ABORT
        STOP
      ENDIF 
    ELSE ! NCEP
      ISTARTLEVEL=10
      IT=130
      IQ=157
      CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IT,KLEV1=ISTARTLEVEL)
      IF(INUM < 0) THEN
        WRITE (ILUOUT0,'(A)')'Air temperature is missing - abort'
        CALL ABORT
        STOP
      ENDIF      
      CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IQ,KLEV1=ISTARTLEVEL)
      IF(INUM < 0) THEN
        WRITE (ILUOUT0,'(A)')'Atmospheric relative humidity is missing - abort'
        CALL ABORT
        STOP
      ENDIF 
    ENDIF
    
    IF (IMODEL/=10) THEN ! others than NCEP
      CALL GRIB_GET(IGRIB(INUM),'NV',INLEVEL)
      INLEVEL = NINT(INLEVEL / 2.) - 1
      CALL GRIB_GET_SIZE(IGRIB(INUM),'values',ISIZE)
    ELSE
      INLEVEL=JP_GFS
    END IF
    
    !
    ALLOCATE (ZT_G(ISIZE,INLEVEL))
    ALLOCATE (ZQ_G(ISIZE,INLEVEL))
    !
    
    IF (IMODEL/=10) THEN ! others than NCEP
      DO JLOOP1=1, INLEVEL
        ILEV1 = JLOOP1-1+ISTARTLEVEL
    
        CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IQ,KLEV1=ILEV1)
    
        IF (INUM< 0) THEN
    
        !callabortstop
    
          WRITE(YMSG,*) 'atmospheric humidity level ',JLOOP1,' is missing'
          CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
        END IF
        CALL GRIB_GET(IGRIB(INUM),'values',ZQ_G(:,INLEVEL-JLOOP1+1))
    
        CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IT,KLEV1=ILEV1)
    
        IF (INUM< 0) THEN
          !callabortstop
          WRITE(YMSG,*) 'atmospheric temperature level ',JLOOP1,' is missing'
          CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
        END IF
        CALL GRIB_GET(IGRIB(INUM),'values',ZT_G(:,INLEVEL-JLOOP1+1))
        CALL GRIB_GET(IGRIB(INUM),'Nj',INJ,IRET_GRIB)
      END DO
    ELSE ! NCEP
      DO JLOOP1=1, INLEVEL
        ILEV1 = IP_GFS(JLOOP1)
    
        CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IQ,KLEV1=ILEV1)
    
        IF (INUM< 0) THEN
        !callabortstop
          WRITE(YMSG,*) 'atmospheric humidity level ',JLOOP1,' is missing'
          CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
        END IF
        CALL GRIB_GET(IGRIB(INUM),'values',ZQ_G(:,JLOOP1),IRET_GRIB)
        WRITE (ILUOUT0,*) 'Q ',ILEV1,IRET_GRIB
    
        CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IT,KLEV1=ILEV1)
    
        IF (INUM< 0) THEN
          !callabortstop
          WRITE(YMSG,*) 'atmospheric temperature level ',JLOOP1,' is missing'
          CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE',YMSG)
        END IF
        CALL GRIB_GET(IGRIB(INUM),'values',ZT_G(:,JLOOP1),IRET_GRIB)
        WRITE (ILUOUT0,*) 'T ',ILEV1,IRET_GRIB
        CALL GRIB_GET(IGRIB(INUM),'Nj',INJ,IRET_GRIB)
      END DO
    END IF
    
    
    ALLOCATE(IINLO(INJ))
    CALL COORDINATE_CONVERSION(IMODEL,IGRIB(INUM),IIU,IJU,ZLONOUT,ZLATOUT,&
            ZXOUT,ZYOUT,INI,ZPARAM,IINLO)
    !
    !*  2.5.2  Load level definition parameters A and B
    !
    
    IF (IMODEL/=10) THEN ! others than NCEP
    
    
      IF (HFILE(1:3)=='ATM') THEN
    
        XP00_LS = 101325.
    
      ELSE IF (HFILE=='CHEM') THEN
    
        XP00_SV_LS = 101325.
    
      IF (INLEVEL > 0) THEN
        IF (HFILE(1:3)=='ATM') THEN
          ALLOCATE (XA_LS(INLEVEL))
          ALLOCATE (XB_LS(INLEVEL))
        ELSE IF (HFILE=='CHEM') THEN
          ALLOCATE (XA_SV_LS(INLEVEL))
          ALLOCATE (XB_SV_LS(INLEVEL))
        END IF
    !
        CALL GRIB_GET(IGRIB(INUM),'PVPresent',IPVPRESENT)
        IF (IPVPRESENT==1) THEN
           CALL GRIB_GET_SIZE(IGRIB(INUM),'pv',IPV)
           ALLOCATE(ZPV(IPV))
           CALL GRIB_GET(IGRIB(INUM),'pv',ZPV)
        ELSE
           !callabortstop
          CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE','there is no PV value in this message')
        ENDIF
        SELECT CASE (IMODEL)
    
            DO JLOOP1 = 1, INLEVEL
              XA_LS(1 + INLEVEL - JLOOP1) = ZPV(1+JLOOP1) / XP00_LS
    
              XB_LS(1 + INLEVEL - JLOOP1) = ZPV(2+INLEVEL+JLOOP1)
    
            END DO
          CASE (1,2)
            JLOOP2 = 2
            DO JLOOP1 = 1, INLEVEL
              JLOOP2 = JLOOP2 + 1
              XA_LS(1 + INLEVEL - JLOOP1) = ZPV(JLOOP2)
              JLOOP2 = JLOOP2 + 1
              XB_LS(1 + INLEVEL - JLOOP1) = ZPV(JLOOP2)
            END DO
          CASE (5)
            DO JLOOP1 = 1, INLEVEL
              IF (HFILE(1:3)=='ATM') THEN
                XA_LS(1 + INLEVEL - JLOOP1) = ZPV(1+        JLOOP1) / XP00_LS**2 
                XB_LS(1 + INLEVEL - JLOOP1) = ZPV(2+INLEVEL+JLOOP1)
              ELSE IF (HFILE=='CHEM') THEN
                XA_SV_LS(1 + INLEVEL - JLOOP1) = ZPV(1+        JLOOP1) / XP00_LS**2 
                XB_SV_LS(1 + INLEVEL - JLOOP1) = ZPV(2+INLEVEL+JLOOP1)
              END IF
            END DO
        END SELECT
      ELSE
       !callabortstop
        CALL PRINT_MSG(NVERB_FATAL,'GEN','READ_ALL_DATA_GRIB_CASE','level definition section is missing')
      END IF
    
      ALLOCATE (XA_LS(INLEVEL))
      ALLOCATE (XB_LS(0))
      XA_LS = 100.*IP_GFS
    
    END IF
    !
    !*  2.5.3  Compute atmospheric pressure on grib grid
    !
    WRITE (ILUOUT0,'(A)') ' | Atmospheric pressure on Grib grid is being computed'
    ALLOCATE (ZPF_G(INI,INLEVEL))
    
    IF (IMODEL/=10) THEN ! others than NCEP
      IF (HFILE(1:3)=='ATM') THEN
    
        ZPF_G(:,:) = SPREAD(XA_LS,1,INI)*XP00_LS + &
        SPREAD(XB_LS,1,INI)*SPREAD(ZPS_G(1:INI),2,INLEVEL)
    
      ELSE IF (HFILE=='CHEM') THEN
    
        ZPF_G(:,:) = SPREAD(XA_SV_LS,1,INI)*XP00_SV_LS + &
        SPREAD(XB_SV_LS,1,INI)*SPREAD(ZPS_G(1:INI),2,INLEVEL)
    
      END IF
    ELSE
      ZPF_G(:,:) = 100.*SPREAD(IP_GFS,1,INI)
    
    END IF
    DEALLOCATE (ZPS_G)
    !
    ALLOCATE (ZEXNF_G(INI,INLEVEL))
    ZEXNF_G(:,:) = (ZPF_G(:,:)/XP00)**(XRD/XCPD)
    !
    ALLOCATE (ZEXNM_G(INI,INLEVEL))
    ZEXNM_G(:,1:INLEVEL-1) = (ZEXNF_G(:,1:INLEVEL-1)-ZEXNF_G(:,2:INLEVEL)) / &
                         (LOG(ZEXNF_G(:,1:INLEVEL-1))-LOG(ZEXNF_G(:,2:INLEVEL)))
    ZEXNM_G(:,INLEVEL) = (ZPF_G(:,INLEVEL)/2./XP00)**(XRD/XCPD)
    DEALLOCATE (ZEXNF_G)
    DEALLOCATE (ZPF_G)
    !
    ALLOCATE (ZPM_G(INI,INLEVEL))
    ZPM_G(:,:) = XP00*(ZEXNM_G(:,:))**(XCPD/XRD)
    !
    !*  2.5.4  Compute the relative humidity and the interpolate Thetav, P, Q and H
    !
    IF (IMODEL==1) THEN
      ! search cloud_water in Arome case (forecast)
      ISTARTLEVEL = 1
      IPAR=246
    
      CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IPAR,KLEV1=ISTARTLEVEL)
    
      IF (INUM < 0) THEN
        ISTARTLEVEL = 0
    
        CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IPAR,KLEV1=ISTARTLEVEL)
    
      END IF
      IF (INUM > 0) THEN
        WRITE (ILUOUT0,'(A)') ' | Grib file from French Weather Service - Arome model (forecast)'
        LCPL_AROME=.TRUE.
        NRR=6
      END IF
      ! search also turbulent kinetic energy 
      ISTARTLEVEL = 1
      IPAR=251
    
      CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IPAR,KLEV1=ISTARTLEVEL)
    
      IF (INUM < 0) THEN
        ISTARTLEVEL = 0
    
        CALL SEARCH_FIELD(IGRIB,INUM,KPARAM=IPAR,KLEV1=ISTARTLEVEL)
      END IF
      IF (INUM > 0) CTURB='TKEL'
    END IF
    
    IF (IMODEL==6) THEN ! GRIB2 AROME
    ! search cloud_water in Arome case (forecast)
      ISTARTLEVEL = 1
      CALL SEARCH_FIELD(IGRIB,INUM,KDIS=0,KCAT=6,KNUMBER=6,KLEV1=ISTARTLEVEL)
      IF (INUM < 0) THEN
        ISTARTLEVEL = 0
        CALL SEARCH_FIELD(IGRIB,INUM,KDIS=0,KCAT=6,KNUMBER=6,KLEV1=ISTARTLEVEL)
      END IF
      IF (INUM > 0) THEN
        WRITE (ILUOUT0,'(A)') ' | Grib file from French Weather Service - Arome model (forecast)'
        LCPL_AROME=.TRUE.
        NRR=6
      END IF
      ! search also turbulent kinetic energy 
      ISTARTLEVEL = 1
      CALL SEARCH_FIELD(IGRIB,INUM,KDIS=0,KCAT=19,KNUMBER=11,KLEV1=ISTARTLEVEL)
      IF (INUM < 0) THEN
        ISTARTLEVEL = 0
        CALL SEARCH_FIELD(IGRIB,INUM,KDIS=0,KCAT=19,KNUMBER=11,KLEV1=ISTARTLEVEL)
    
      END IF
      IF (INUM > 0) CTURB='TKEL'
    END IF
    !
    !
    WRITE (ILUOUT0,'(A)') ' | Computing relative humidity on each level'
    ALLOCATE (ZH_G(INI))
    ALLOCATE (ZH_LS(IIU,IJU,INLEVEL))
    IF (HFILE(1:3)=='ATM') THEN
      ALLOCATE (XT_LS(IIU,IJU,INLEVEL))
      ALLOCATE (XQ_LS(IIU,IJU,INLEVEL,NRR)) ; XQ_LS=0.
    ELSE IF (HFILE=='CHEM') THEN
      ALLOCATE (XT_SV_LS(IIU,IJU,INLEVEL))
      ALLOCATE (XQ_SV_LS(IIU,IJU,INLEVEL,1))
    END IF
    IF (CTURB=='TKEL') THEN
      IF (ALLOCATED(XTKE_LS)) DEALLOCATE(XTKE_LS)
      ALLOCATE(XTKE_LS(IIU,IJU,INLEVEL)) ; XTKE_LS=0.
      CALL INI_CTURB
    ELSE
      IF (ALLOCATED(XTKE_LS)) DEALLOCATE(XTKE_LS)
      ALLOCATE(XTKE_LS(0,0,0))
    END IF
    ALLOCATE (ZTHV_LS(IIU,IJU,INLEVEL))
    ALLOCATE (ZTHV_G(INI))
    ALLOCATE (ZRV_G(INI))
    ALLOCATE (ZOUT(INO))
    
    IF (IMODEL/=10) THEN ! others than NCEP
      DO JLOOP1=1, INLEVEL
        !
        ! Compute Theta V and relative humidity on grib grid
        !
        !   (1/rv) = (1/q)  -  1
        !   Thetav = T . (P0/P)^(Rd/Cpd) . ( (1 + (Rv/Rd).rv) / (1 + rv) )
        !   Hu = P / ( ( (Rd/Rv) . ((1/rv) - 1) + 1) . Es(T) )
        !
        ZRV_G(:) = 1. / (1./MAX(ZQ_G(:,JLOOP1),1.E-12) - 1.)
        !
        ZTHV_G(:)=ZT_G(:,JLOOP1) * ((XP00/ZPM_G(:,JLOOP1))**(XRD/XCPD)) * &
    
                                 ((1. + XRV*ZRV_G(:)/XRD) / (1. + ZRV_G(:)))
    
        !
        ZH_G(1:INI) = 100. * ZPM_G(:,JLOOP1) / ( (XRD/XRV)*(1./ZRV_G(:)+1.)*SM_FOES(ZT_G(:,JLOOP1)) )
        ZH_G(:) = MAX(MIN(ZH_G(:),100.),0.)
        !
        ! Interpolation : H           
        CALL HORIBL(ZPARAM(3),ZPARAM(4),ZPARAM(5),ZPARAM(6),INT(ZPARAM(2)),IINLO,INI, &
    
            ZH_G,INO,ZXOUT,ZYOUT,ZOUT,.FALSE.,PTIME_HORI,.FALSE.)
    
        CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,ZH_LS(:,:,JLOOP1))
        ZH_LS(:,:,JLOOP1) = MAX(MIN(ZH_LS(:,:,JLOOP1),100.),0.)
        !
        ! interpolation : Theta V
        CALL HORIBL(ZPARAM(3),ZPARAM(4),ZPARAM(5),ZPARAM(6),INT(ZPARAM(2)),IINLO,INI, &
    
            ZTHV_G,INO,ZXOUT,ZYOUT,ZOUT,.FALSE.,PTIME_HORI,.FALSE.)
    
        CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,ZTHV_LS(:,:,JLOOP1))
        !
      END DO
    ELSE !NCEP
      DO JLOOP1=1, INLEVEL
    
        WRITE (ILUOUT0,*) 'JLOOP1=',JLOOP1,MINVAL(ZPM_G(:,JLOOP1)),MINVAL(ZT_G(:,JLOOP1)),MINVAL(ZQ_G(:,JLOOP1))
        WRITE (ILUOUT0,*) '                     ',MAXVAL(ZPM_G(:,JLOOP1)),MAXVAL(ZT_G(:,JLOOP1)),MAXVAL(ZQ_G(:,JLOOP1))
    
        ZH_G(:)  =ZQ_G(:,JLOOP1)
        ZRV_G(:) = (XRD/XRV)*SM_FOES(ZT_G(:,JLOOP1))*0.01*ZH_G(:) &
                            /(ZPM_G(:,JLOOP1) -SM_FOES(ZT_G(:,JLOOP1))*0.01*ZH_G(:))
    
        WRITE (ILUOUT0,*) '                     ',MINVAL(ZRV_G(:)),MAXVAL(ZRV_G(:))
    
        ZTHV_G(:)=ZT_G(:,JLOOP1) * ((XP00/ZPM_G(:,JLOOP1))**(XRD/XCPD)) * &
                                   ((1. + XRV*ZRV_G(:)/XRD) / (1. + ZRV_G(:)))
    
        WRITE (ILUOUT0,*) '                     ',MINVAL(ZTHV_G(:)),MAXVAL(ZTHV_G(:))
    
        !
        ! Interpolation : H           
        CALL HORIBL(ZPARAM(3),ZPARAM(4),ZPARAM(5),ZPARAM(6),INT(ZPARAM(2)),IINLO,INI, &
              ZH_G,INO,ZXOUT,ZYOUT,ZOUT,.FALSE.,PTIME_HORI,.FALSE.)
        CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,ZH_LS(:,:,JLOOP1))
        ZH_LS(:,:,JLOOP1) = MAX(MIN(ZH_LS(:,:,JLOOP1),100.),0.)
        !
        ! interpolation : Theta V
        CALL HORIBL(ZPARAM(3),ZPARAM(4),ZPARAM(5),ZPARAM(6),INT(ZPARAM(2)),IINLO,INI, &
              ZTHV_G,INO,ZXOUT,ZYOUT,ZOUT,.FALSE.,PTIME_HORI,.FALSE.)
        CALL ARRAY_1D_TO_2D (INO,ZOUT,IIU,IJU,ZTHV_LS(:,:,JLOOP1))
        !
      END DO
    END IF
      
    
    DEALLOCATE (ZOUT)
    !
    !*  2.5.5  Compute atmospheric pressure on MESO-NH grid
    !
    WRITE (ILUOUT0,'(A)') ' | Atmospheric pressure on MesoNH grid is being computed'
    ALLOCATE (ZPF_LS(IIU,IJU,INLEVEL))
    
    IF (IMODEL/=10) THEN ! others than NCEP
      IF (HFILE(1:3)=='ATM') THEN
        ZPF_LS(:,:,:) = SPREAD(SPREAD(XA_LS,1,IIU),2,IJU)*XP00_LS + &