c----------------------------------------------------------------------
c --- COMMON BLOCK /METHD/ -- Header record information from   POSTUTIL
c                             meteorological data file(s)
c----------------------------------------------------------------------
c
      logical lcalgrd
      logical*4 llconfm
      character*8 levmet
      character*4 utmhemm
      character*8 datumm,pmapm
      character*12 datenm
c
      common/METHD/levmet,dversm,nxm,nym,nzm,xgridm,xorigm,yorigm,
     1 xlat0m,xlon0m,llconfm,rlat0m,rlon0m,xlat1m,xlat2m,
     2 nssta,nusta,npsta,nlu,iwat1,iwat2,zfacem(mxnzp1),
     3 xssta(mxss),yssta(mxss),xlatss(mxss),xlonss(mxss),
     4 xusta(mxus),yusta(mxus),xpsta(mxps),ypsta(mxps),
     5 z0(mxnx,mxny),ilandu(mxnx,mxny),elev(mxnx,mxny),
     6 xlai(mxnx,mxny),nears(mxnx,mxny),lcalgrd,
     7 anemht,imixctdm,isigmav,ilanduin,z0in,xlaiin,
     8 elevin,xlatin,xlonin,nss,i2drh,i2dmet,
     9 ibymet,ibmmet,ibdmet,ibjdmet,ibhmet,ibsmet,
     a ieymet,iemmet,iedmet,iejdmet,iehmet,iesmet,
     b itimes,iprfver,
     c iutmznm,feastm,fnorthm,pmapm,datumm,datenm,utmhemm
c
c --- COMMON BLOCK /METHD/ Variables:
c           LEVMET - character- Level of CALMET that generated met file
c           DVERSM - real     - Dataset version number for CALMET file
c              NXM - integer  - Number of CALMET grid points in
c                               X direction
c              NYM - integer  - Number of CALMET grid points in
c                               Y direction
c              NZM - integer  - Number of CALMET vertical levels
c           XGRIDM - real     - CALMET grid spacing (m)
c           XORIGM - real     - Reference X coordinate (m) of
c                               southwest corner of CALMET grid
c           YORIGM - real     - Reference Y coordinate (m) of
c                               southwest corner of CALMET grid
c           XLAT0M - real     - Reference N LATITUDE (deg) of
c                               southwest corner of CALMET grid
c           XLON0M - real     - Reference W LONGITUDE (deg) of
c                               southwest corner of CALMET grid
c          LLCONFM - logical  - Lambert Conformal Map Projection used
c                               instead of UTM when TRUE
c           RLAT0M - real     - Reference N LATITUDE (deg) of origin of
c                               Lambert Conformal Map Projection
c           RLON0M - real     - Reference W LONGITUDE (deg) of origin of
c                               Lambert Conformal Map Projection
c       XLAT[1,2]M - real     - Standard N LATITUDE Parallels (deg) for
c                               Lambert Conformal Map Projection
c            NSSTA - integer  - Number of surface met. stations
c            NUSTA - integer  - Number of upper air stations
c            NPSTA - integer  - Number of preciitation stations
c              NLU - integer  - Number of land use categories
c     IWAT1, IWAT2 - integers - Land use categories from IWAT1 through
c                               IWAT2 correspond to water
c   ZFACEM(mxnzp1) - real     - CALMET cell face heights (m)
c                               (NZM+1 values)
c      XSSTA(mxss) - real     - X coordinate of each surface
c                               meteorological station
c      YSSTA(mxss) - real     - Y coordinate of each surface
c                               meteorological station
c     XLATSS(mxss) - real     - N Latitude of each surface
c                               meteorological station (degrees)
c     YLONSS(mxss) - real     - W Longitude of each surface
c                               meteorological station (degrees)
c      XUSTA(mxus) - real     - X coordinate of each upper air
c                               meteorological station
c      YUSTA(mxus) - real     - Y coordinate of each upper air
c                               meteorological station
c      XPSTA(mxps) - real     - X coordinate of each precipitation
c                               station
c      YPSTA(mxps) - real     - Y coordinate of each precipitation
c                               station
c    Z0(mxnx,mxny) - real     - Average surface roughness lengths (m)
c                               for each grid cell
c ILANDU(mxnx,mxny)- real     - Land use category for each grid cell
c                               NOTE: negative values indicate IRRIGATED
c                               land use
c  ELEV(mxnx,mxny) - real     - Average terrain height (m) above sea
c                               level for each grid cell
c  XLAI(mxnx,mxny) - real     - Leaf area index for each grid cell
c NEARS(mxnx,mxny) - integer  - Closest surface met. station to each
c                               grid point
c          LCALGRD - logical  - Control variable indicating if special
c                               meteorological fields required by
c                               CALGRID are stored in the met. file
c *** For METFM = 2,3
c           ANEMHT - real     - Height (m) at which single-point wind
c                               measurements are made
c *** For METFM = 4
c         IMIXCTDM - integer  - Flag to select mixing height from CTDM
c                               SURFACE file
c                                0:  select calculated mixing ht.
c                                1:  select observed mixing ht.
c
c         ISIGMAV  - integer  - Flag for units of PROFILE.DAT sigma
c                                0:  sigma-theta (deg)
c                                1:  sigma-v (m/s)
c *** For METFM = 2,3,4 --- Used to initialize 2-D arrays
c        ILANDUIN  - integer  - Single land use code for domain
c            Z0IN  - integer  - Single roughness length (m) for domain
c          XLAIIN  - integer  - Single leaf area index for domain
c          ELEVIN  - real     - Single elevation (m MSL) for domain
c *** For METFM = 2,3,4 --- Used to initialize 1-D arrays
c          XLATIN  - real     - N Latitude for single met station (deg)
c          XLONIN  - real     - W Longitude for single met station (deg)
c *** For METFM = 1     --- Used to place surface station lat/lon
c                               in control file
c             NSS - integer   - Number of surface met. stations
c
c          I2DRH - integer   - Flag for 2D arrays of RH (Noobs version)
c         I2DMET - integer   - Flag for 2 D array of sfc met
c                               0: 2D arrays NOT available
c                               1: 2D array available
c
c *** Timing variables
c           IBYMET - integer - Beginning year of run (four digits)
c           IBMMET - integer - Beginning month of run
c           IBDMET - integer - Beginning day of run
c          IBJDMET - integer - Beginning Julian day of run
c           IBHMET - integer - Beginning hour of run (00-23)
c           IBSMET - integer - Beginning seconds of run (0000-3599)
c           IEYMET - integer - Ending year of run (four digits)
c           IEMMET - integer - Ending month of run
c           IEDMET - integer - Ending day of run
c          IEJDMET - integer - Ending Julian day of run
c           IEHMET - integer - Ending hour of run (00-23)
c           IESMET - integer - Ending seconds of run (0000-3599)
c           ITIMES - integer - Flag for time format in met file
c                              1: end-time (no seconds)
c                              2: begin-time / end-time
c          IPRFVER - integer - Flag for old version of PROFILE file
c                              0:  present (new) version
c                              1:  previous (old) version
c IUTMZNM       - integer   - UTM zone for UTM projection
c FEASTM (km)   - real      - False Easting at projection origin
c FNORTHM(km)   - real      - False Northing at projection origin
c PMAPM         - character - Character code for output map projection
c                             UTM :  Universal Transverse Mercator
c                             LCC :  Lambert Conformal Conic
c                             PS  :  Polar Stereographic
c                             EM  :  Equatorial Mercator
c                             LAZA:  Lambert Azimuthal Equal Area
c                             TTM :  Tangential Transverse Mercator
c UTMHEMM       - character - Base hemisphere for UTM projection
c                             (S=southern, N=northern)
c DATUMM        - character - Datum-Region for grid coordinates
c DATENM        - character - NIMA date for datum parameters
c                             (MM-DD-YYYY  )

