| 1 | ! SPDX-FileCopyrightText: FLEXPART 1998-2019, see flexpart_license.txt |
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| 2 | ! SPDX-License-Identifier: GPL-3.0-or-later |
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| 3 | |
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| 4 | subroutine readwind_gfs(indj,n,uuh,vvh,wwh) |
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| 5 | |
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| 6 | !*********************************************************************** |
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| 7 | !* * |
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| 8 | !* TRAJECTORY MODEL SUBROUTINE READWIND * |
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| 9 | !* * |
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| 10 | !*********************************************************************** |
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| 11 | !* * |
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| 12 | !* AUTHOR: G. WOTAWA * |
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| 13 | !* DATE: 1997-08-05 * |
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| 14 | !* LAST UPDATE: 2000-10-17, Andreas Stohl * |
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| 15 | !* CHANGE: 01/02/2001, Bernd C. Krueger, Variables tth and * |
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| 16 | !* qvh (on eta coordinates) in common block * |
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| 17 | !* CHANGE: 16/11/2005, Caroline Forster, GFS data * |
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| 18 | !* CHANGE: 11/01/2008, Harald Sodemann, Input of GRIB1/2 * |
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| 19 | !* data with the ECMWF grib_api library * |
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| 20 | !* CHANGE: 03/12/2008, Harald Sodemann, update to f90 with * |
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| 21 | !* ECMWF grib_api * |
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| 22 | ! * |
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| 23 | ! Unified ECMWF and GFS builds * |
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| 24 | ! Marian Harustak, 12.5.2017 * |
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| 25 | ! - Renamed routine from readwind to readwind_gfs * |
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| 26 | !* * |
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| 27 | !*********************************************************************** |
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| 28 | !* * |
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| 29 | !* DESCRIPTION: * |
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| 30 | !* * |
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| 31 | !* READING OF ECMWF METEOROLOGICAL FIELDS FROM INPUT DATA FILES. THE * |
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| 32 | !* INPUT DATA FILES ARE EXPECTED TO BE AVAILABLE IN GRIB CODE * |
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| 33 | !* * |
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| 34 | !* INPUT: * |
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| 35 | !* indj indicates number of the wind field to be read in * |
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| 36 | !* n temporal index for meteorological fields (1 to 3)* |
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| 37 | !* * |
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| 38 | !* IMPORTANT VARIABLES FROM COMMON BLOCK: * |
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| 39 | !* * |
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| 40 | !* wfname File name of data to be read in * |
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| 41 | !* nx,ny,nuvz,nwz expected field dimensions * |
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| 42 | !* nlev_ec number of vertical levels ecmwf model * |
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| 43 | !* uu,vv,ww wind fields * |
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| 44 | !* tt,qv temperature and specific humidity * |
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| 45 | !* ps surface pressure * |
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| 46 | !* * |
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| 47 | !*********************************************************************** |
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| 48 | |
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| 49 | use eccodes |
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| 50 | use par_mod |
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| 51 | use com_mod |
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| 52 | |
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| 53 | implicit none |
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| 54 | |
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| 55 | !HSO new parameters for grib_api |
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| 56 | integer :: ifile |
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| 57 | integer :: iret |
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| 58 | integer :: igrib |
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| 59 | integer :: gribVer,parCat,parNum,typSurf,valSurf,discipl |
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| 60 | !HSO end edits |
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| 61 | real :: uuh(0:nxmax-1,0:nymax-1,nuvzmax) |
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| 62 | real :: vvh(0:nxmax-1,0:nymax-1,nuvzmax) |
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| 63 | real :: wwh(0:nxmax-1,0:nymax-1,nwzmax) |
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| 64 | integer :: ii,indj,i,j,k,n,levdiff2,ifield,iumax,iwmax |
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| 65 | |
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| 66 | ! NCEP |
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| 67 | integer :: numpt,numpu,numpv,numpw,numprh,numpclwch |
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| 68 | real :: help, temp, ew |
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| 69 | real :: elev |
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| 70 | real :: ulev1(0:nxmax-1,0:nymax-1),vlev1(0:nxmax-1,0:nymax-1) |
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| 71 | real :: tlev1(0:nxmax-1,0:nymax-1) |
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| 72 | real :: qvh2(0:nxmax-1,0:nymax-1) |
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| 73 | |
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| 74 | integer :: i180 |
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| 75 | |
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| 76 | ! VARIABLES AND ARRAYS NEEDED FOR GRIB DECODING |
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| 77 | !HSO kept isec1, isec2 and zsec4 for consistency with gribex GRIB input |
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| 78 | |
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| 79 | integer :: isec1(8),isec2(3) |
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| 80 | real :: xsec18 |
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| 81 | real(kind=4) :: zsec4(jpunp) |
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| 82 | real(kind=4) :: xaux,yaux,xaux0,yaux0 |
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| 83 | real,parameter :: eps=spacing(2.0_4*360.0_4) |
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| 84 | real(kind=8) :: xauxin,yauxin |
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| 85 | real(kind=4) :: ewss(0:nxmax-1,0:nymax-1),nsss(0:nxmax-1,0:nymax-1) |
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| 86 | real :: plev1,hlev1,ff10m,fflev1 |
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| 87 | |
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| 88 | logical :: hflswitch,strswitch |
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| 89 | |
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| 90 | !HSO for grib api error messages |
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| 91 | character(len=24) :: gribErrorMsg = 'Error reading grib file' |
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| 92 | character(len=20) :: gribFunction = 'readwind_gfs' |
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| 93 | character(len=20) :: shortname |
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| 94 | |
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| 95 | |
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| 96 | hflswitch=.false. |
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| 97 | strswitch=.false. |
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| 98 | levdiff2=nlev_ec-nwz+1 |
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| 99 | iumax=0 |
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| 100 | iwmax=0 |
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| 101 | |
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| 102 | |
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| 103 | ! OPENING OF DATA FILE (GRIB CODE) |
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| 104 | |
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| 105 | !HSO |
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| 106 | call grib_open_file(ifile,path(3)(1:length(3)) & |
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| 107 | //trim(wfname(indj)),'r',iret) |
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| 108 | if (iret.ne.GRIB_SUCCESS) then |
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| 109 | goto 888 ! ERROR DETECTED |
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| 110 | endif |
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| 111 | !turn on support for multi fields messages |
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| 112 | call grib_multi_support_on |
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| 113 | |
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| 114 | numpt=0 |
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| 115 | numpu=0 |
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| 116 | numpv=0 |
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| 117 | numpw=0 |
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| 118 | numprh=0 |
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| 119 | numpclwch=0 |
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| 120 | ifield=0 |
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| 121 | 10 ifield=ifield+1 |
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| 122 | ! |
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| 123 | ! GET NEXT FIELDS |
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| 124 | ! |
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| 125 | call grib_new_from_file(ifile,igrib,iret) |
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| 126 | if (iret.eq.GRIB_END_OF_FILE) then |
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| 127 | goto 50 ! EOF DETECTED |
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| 128 | elseif (iret.ne.GRIB_SUCCESS) then |
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| 129 | goto 888 ! ERROR DETECTED |
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| 130 | endif |
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| 131 | |
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| 132 | !first see if we read GRIB1 or GRIB2 |
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| 133 | call grib_get_int(igrib,'editionNumber',gribVer,iret) |
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| 134 | ! call grib_check(iret,gribFunction,gribErrorMsg) |
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| 135 | |
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| 136 | if (gribVer.eq.1) then ! GRIB Edition 1 |
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| 137 | |
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| 138 | !read the grib1 identifiers |
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| 139 | call grib_get_int(igrib,'indicatorOfParameter',isec1(6),iret) |
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| 140 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 141 | call grib_get_int(igrib,'indicatorOfTypeOfLevel',isec1(7),iret) |
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| 142 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 143 | call grib_get_int(igrib,'level',isec1(8),iret) |
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| 144 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 145 | !JMA / SH: isec1(8) not evaluated any more below |
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| 146 | !b/c with GRIB 2 this may be a real variable |
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| 147 | xsec18 = real(isec1(8)) |
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| 148 | |
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| 149 | else ! GRIB Edition 2 |
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| 150 | |
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| 151 | !read the grib2 identifiers |
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| 152 | call grib_get_string(igrib,'shortName',shortname,iret) |
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| 153 | |
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| 154 | call grib_get_int(igrib,'discipline',discipl,iret) |
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| 155 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 156 | call grib_get_int(igrib,'parameterCategory',parCat,iret) |
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| 157 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 158 | call grib_get_int(igrib,'parameterNumber',parNum,iret) |
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| 159 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 160 | call grib_get_int(igrib,'typeOfFirstFixedSurface',typSurf,iret) |
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| 161 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 162 | call grib_get_int(igrib,'scaledValueOfFirstFixedSurface', & |
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| 163 | valSurf,iret) |
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| 164 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 165 | |
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| 166 | ! write(*,*) 'Field: ',ifield,parCat,parNum,typSurf,shortname |
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| 167 | !convert to grib1 identifiers |
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| 168 | isec1(6:8)=-1 |
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| 169 | xsec18 =-1.0 |
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| 170 | !JMA / SH: isec1(8) not evaluated any more below |
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| 171 | !b/c with GRIB 2 this may be a real variable |
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| 172 | if ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.100)) then ! T |
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| 173 | isec1(6)=11 ! indicatorOfParameter |
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| 174 | isec1(7)=100 ! indicatorOfTypeOfLevel |
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| 175 | xsec18=valSurf/100.0 ! level, convert to hPa |
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| 176 | elseif ((parCat.eq.2).and.(parNum.eq.2).and.(typSurf.eq.100)) then ! U |
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| 177 | isec1(6)=33 ! indicatorOfParameter |
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| 178 | isec1(7)=100 ! indicatorOfTypeOfLevel |
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| 179 | xsec18=valSurf/100.0 ! level, convert to hPa |
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| 180 | elseif ((parCat.eq.2).and.(parNum.eq.3).and.(typSurf.eq.100)) then ! V |
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| 181 | isec1(6)=34 ! indicatorOfParameter |
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| 182 | isec1(7)=100 ! indicatorOfTypeOfLevel |
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| 183 | xsec18=valSurf/100.0 ! level, convert to hPa |
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| 184 | elseif ((parCat.eq.2).and.(parNum.eq.8).and.(typSurf.eq.100)) then ! W |
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| 185 | isec1(6)=39 ! indicatorOfParameter |
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| 186 | isec1(7)=100 ! indicatorOfTypeOfLevel |
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| 187 | xsec18=valSurf/100.0 ! level, convert to hPa |
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| 188 | elseif ((parCat.eq.1).and.(parNum.eq.1).and.(typSurf.eq.100)) then ! RH |
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| 189 | isec1(6)=52 ! indicatorOfParameter |
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| 190 | isec1(7)=100 ! indicatorOfTypeOfLevel |
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| 191 | xsec18=valSurf/100.0 ! level, convert to hPa |
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| 192 | elseif ((parCat.eq.1).and.(parNum.eq.1).and.(typSurf.eq.103)) then ! RH2 |
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| 193 | isec1(6)=52 ! indicatorOfParameter |
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| 194 | isec1(7)=105 ! indicatorOfTypeOfLevel |
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| 195 | xsec18=real(2) |
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| 196 | elseif ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.103)) then ! T2 |
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| 197 | isec1(6)=11 ! indicatorOfParameter |
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| 198 | isec1(7)=105 ! indicatorOfTypeOfLevel |
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| 199 | xsec18=real(2) |
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| 200 | elseif ((parCat.eq.2).and.(parNum.eq.2).and.(typSurf.eq.103)) then ! U10 |
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| 201 | isec1(6)=33 ! indicatorOfParameter |
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| 202 | isec1(7)=105 ! indicatorOfTypeOfLevel |
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| 203 | xsec18=real(10) |
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| 204 | elseif ((parCat.eq.2).and.(parNum.eq.3).and.(typSurf.eq.103)) then ! V10 |
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| 205 | isec1(6)=34 ! indicatorOfParameter |
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| 206 | isec1(7)=105 ! indicatorOfTypeOfLevel |
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| 207 | xsec18=real(10) |
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| 208 | elseif ((parCat.eq.1).and.(parNum.eq.22).and.(typSurf.eq.100)) then ! CLWMR Cloud Mixing Ratio [kg/kg]: |
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| 209 | isec1(6)=153 ! indicatorOfParameter |
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| 210 | isec1(7)=100 ! indicatorOfTypeOfLevel |
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| 211 | xsec18=valSurf/100.0 ! level, convert to hPa |
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| 212 | elseif ((parCat.eq.3).and.(parNum.eq.1).and.(typSurf.eq.101)) then ! SLP |
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| 213 | isec1(6)=2 ! indicatorOfParameter |
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| 214 | isec1(7)=102 ! indicatorOfTypeOfLevel |
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| 215 | xsec18=real(0) |
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| 216 | elseif ((parCat.eq.3).and.(parNum.eq.0).and.(typSurf.eq.1)) then ! SP |
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| 217 | isec1(6)=1 ! indicatorOfParameter |
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| 218 | isec1(7)=1 ! indicatorOfTypeOfLevel |
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| 219 | xsec18=real(0) |
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| 220 | elseif ((parCat.eq.1).and.(parNum.eq.13).and.(typSurf.eq.1)) then ! SNOW |
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| 221 | isec1(6)=66 ! indicatorOfParameter |
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| 222 | isec1(7)=1 ! indicatorOfTypeOfLevel |
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| 223 | xsec18=real(0) |
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| 224 | elseif ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.104)) then ! T sigma 0 |
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| 225 | isec1(6)=11 ! indicatorOfParameter |
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| 226 | isec1(7)=107 ! indicatorOfTypeOfLevel |
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| 227 | xsec18=0.995 ! lowest sigma level |
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| 228 | elseif ((parCat.eq.2).and.(parNum.eq.2).and.(typSurf.eq.104)) then ! U sigma 0 |
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| 229 | isec1(6)=33 ! indicatorOfParameter |
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| 230 | isec1(7)=107 ! indicatorOfTypeOfLevel |
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| 231 | xsec18=0.995 ! lowest sigma level |
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| 232 | elseif ((parCat.eq.2).and.(parNum.eq.3).and.(typSurf.eq.104)) then ! V sigma 0 |
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| 233 | isec1(6)=34 ! indicatorOfParameter |
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| 234 | isec1(7)=107 ! indicatorOfTypeOfLevel |
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| 235 | xsec18=0.995 ! lowest sigma level |
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| 236 | elseif ((parCat.eq.3).and.(parNum.eq.5).and.(typSurf.eq.1)) then ! TOPO |
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| 237 | isec1(6)=7 ! indicatorOfParameter |
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| 238 | isec1(7)=1 ! indicatorOfTypeOfLevel |
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| 239 | xsec18=real(0) |
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| 240 | elseif ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.1) & |
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| 241 | .and.(discipl.eq.2)) then ! LSM |
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| 242 | isec1(6)=81 ! indicatorOfParameter |
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| 243 | isec1(7)=1 ! indicatorOfTypeOfLevel |
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| 244 | xsec18=real(0) |
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| 245 | elseif ((parCat.eq.3).and.(parNum.eq.196).and.(typSurf.eq.1)) then ! BLH |
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| 246 | isec1(6)=221 ! indicatorOfParameter |
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| 247 | isec1(7)=1 ! indicatorOfTypeOfLevel |
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| 248 | xsec18=real(0) |
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| 249 | elseif ((parCat.eq.1).and.(parNum.eq.7).and.(typSurf.eq.1)) then ! LSP/TP |
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| 250 | isec1(6)=62 ! indicatorOfParameter |
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| 251 | isec1(7)=1 ! indicatorOfTypeOfLevel |
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| 252 | xsec18=real(0) |
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| 253 | elseif ((parCat.eq.1).and.(parNum.eq.196).and.(typSurf.eq.1)) then ! CP |
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| 254 | isec1(6)=63 ! indicatorOfParameter |
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| 255 | isec1(7)=1 ! indicatorOfTypeOfLevel |
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| 256 | xsec18=real(0) |
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| 257 | endif |
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| 258 | |
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| 259 | endif ! gribVer |
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| 260 | |
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| 261 | if (isec1(6).ne.-1) then |
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| 262 | ! get the size and data of the values array |
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| 263 | call grib_get_real4_array(igrib,'values',zsec4,iret) |
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| 264 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 265 | endif |
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| 266 | |
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| 267 | if(ifield.eq.1) then |
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| 268 | |
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| 269 | !get the required fields from section 2 |
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| 270 | !store compatible to gribex input |
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| 271 | call grib_get_int(igrib,'numberOfPointsAlongAParallel', & |
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| 272 | isec2(2),iret) |
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| 273 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 274 | call grib_get_int(igrib,'numberOfPointsAlongAMeridian', & |
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| 275 | isec2(3),iret) |
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| 276 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 277 | call grib_get_real8(igrib,'longitudeOfFirstGridPointInDegrees', & |
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| 278 | xauxin,iret) |
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| 279 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 280 | call grib_get_real8(igrib,'latitudeOfLastGridPointInDegrees', & |
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| 281 | yauxin,iret) |
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| 282 | call grib_check(iret,gribFunction,gribErrorMsg) |
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| 283 | xaux=xauxin+real(nxshift)*dx |
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| 284 | yaux=yauxin |
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| 285 | |
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| 286 | ! CHECK GRID SPECIFICATIONS |
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| 287 | |
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| 288 | if(isec2(2).ne.nxfield) stop 'READWIND: NX NOT CONSISTENT' |
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| 289 | if(isec2(3).ne.ny) stop 'READWIND: NY NOT CONSISTENT' |
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| 290 | if(xaux.eq.0.) xaux=-180.0 ! NCEP DATA |
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| 291 | xaux0=xlon0 |
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| 292 | yaux0=ylat0 |
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| 293 | if(xaux.lt.0.) xaux=xaux+360. |
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| 294 | if(yaux.lt.0.) yaux=yaux+360. |
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| 295 | if(xaux0.lt.0.) xaux0=xaux0+360. |
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| 296 | if(yaux0.lt.0.) yaux0=yaux0+360. |
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| 297 | if(abs(xaux-xaux0).gt.eps) then |
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| 298 | write (*, *) xaux, xaux0 |
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| 299 | stop 'READWIND: LOWER LEFT LONGITUDE NOT CONSISTENT' |
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| 300 | endif |
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| 301 | if(abs(yaux-yaux0).gt.eps) then |
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| 302 | write (*, *) yaux, yaux0 |
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| 303 | stop 'READWIND: LOWER LEFT LATITUDE NOT CONSISTENT' |
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| 304 | end if |
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| 305 | endif |
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| 306 | !HSO end of edits |
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| 307 | |
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| 308 | i180=nint(180./dx) |
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| 309 | |
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| 310 | if (isec1(6).ne.-1) then |
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| 311 | |
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| 312 | ! write (*, *) 'nxfield: ', nxfield, i180 |
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| 313 | |
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| 314 | do j=0,nymin1 |
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| 315 | do i=0,nxfield-1 |
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| 316 | if((isec1(6).eq.011).and.(isec1(7).eq.100)) then |
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| 317 | ! TEMPERATURE |
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| 318 | if((i.eq.0).and.(j.eq.0)) then |
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| 319 | do ii=1,nuvz+1 |
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| 320 | write(*,*) 'xsec18, akz(ii), xsec18*100.0-akz(ii), spacing(akz(ii), spacing(xsec18*100.0)',& |
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| 321 | & xsec18, akz(ii), xsec18*100.0-akz(ii), spacing(akz(ii)), spacing(xsec18*100.0) |
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| 322 | |
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| 323 | if (abs(xsec18*100.0-akz(ii)) < & |
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| 324 | 10.0*max(spacing(akz(ii)),spacing(xsec18*100.0))) then |
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| 325 | numpt=ii |
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| 326 | end if |
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| 327 | end do |
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| 328 | endif |
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| 329 | help=zsec4(nxfield*(ny-j-1)+i+1) |
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| 330 | if (help.eq.0) then |
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| 331 | write (*, *) 'i, j: ', i, j |
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| 332 | stop 'help == 0.0' |
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| 333 | endif |
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| 334 | if(i.lt.i180) then |
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| 335 | ! ESO: dbg out-of-bounds issue |
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| 336 | if (numpt < 1) then |
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| 337 | write(*,*) 'nuvzmax, nuvz', nuvzmax, nuvz |
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| 338 | write(*,*) 'i180+i,j,numpt,n', i180+i,j,numpt,n |
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| 339 | end if |
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| 340 | tth(i180+i,j,numpt,n)=help |
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| 341 | else |
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| 342 | tth(i-i180,j,numpt,n)=help |
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| 343 | endif |
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| 344 | endif |
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| 345 | if((isec1(6).eq.033).and.(isec1(7).eq.100)) then |
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| 346 | ! U VELOCITY |
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| 347 | if((i.eq.0).and.(j.eq.0)) then |
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| 348 | do ii=1,nuvz |
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| 349 | if (abs(xsec18*100.0-akz(ii)) < & |
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| 350 | 10.0*max(spacing(akz(ii)),spacing(xsec18*100.0))) then |
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| 351 | numpu=ii |
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| 352 | end if |
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| 353 | end do |
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| 354 | endif |
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| 355 | help=zsec4(nxfield*(ny-j-1)+i+1) |
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| 356 | if(i.lt.i180) then |
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| 357 | uuh(i180+i,j,numpu)=help |
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| 358 | else |
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| 359 | uuh(i-i180,j,numpu)=help |
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| 360 | endif |
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| 361 | endif |
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| 362 | if((isec1(6).eq.034).and.(isec1(7).eq.100)) then |
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| 363 | ! V VELOCITY |
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| 364 | if((i.eq.0).and.(j.eq.0)) then |
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| 365 | do ii=1,nuvz |
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| 366 | if (abs(xsec18*100.0-akz(ii)) < & |
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| 367 | 10.0*max(spacing(akz(ii)),spacing(xsec18*100.0))) then |
|---|
| 368 | numpv=ii |
|---|
| 369 | end if |
|---|
| 370 | end do |
|---|
| 371 | endif |
|---|
| 372 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 373 | if(i.lt.i180) then |
|---|
| 374 | vvh(i180+i,j,numpv)=help |
|---|
| 375 | else |
|---|
| 376 | vvh(i-i180,j,numpv)=help |
|---|
| 377 | endif |
|---|
| 378 | endif |
|---|
| 379 | if((isec1(6).eq.052).and.(isec1(7).eq.100)) then |
|---|
| 380 | ! RELATIVE HUMIDITY -> CONVERT TO SPECIFIC HUMIDITY LATER |
|---|
| 381 | if((i.eq.0).and.(j.eq.0)) then |
|---|
| 382 | do ii=1,nuvz |
|---|
| 383 | if (abs(xsec18*100.0-akz(ii)) < & |
|---|
| 384 | 10.0*max(spacing(akz(ii)),spacing(xsec18*100.0))) then |
|---|
| 385 | numprh=ii |
|---|
| 386 | end if |
|---|
| 387 | end do |
|---|
| 388 | endif |
|---|
| 389 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 390 | if(i.lt.i180) then |
|---|
| 391 | qvh(i180+i,j,numprh,n)=help |
|---|
| 392 | else |
|---|
| 393 | qvh(i-i180,j,numprh,n)=help |
|---|
| 394 | endif |
|---|
| 395 | endif |
|---|
| 396 | if((isec1(6).eq.001).and.(isec1(7).eq.001)) then |
|---|
| 397 | ! SURFACE PRESSURE |
|---|
| 398 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 399 | if(i.lt.i180) then |
|---|
| 400 | ps(i180+i,j,1,n)=help |
|---|
| 401 | else |
|---|
| 402 | ps(i-i180,j,1,n)=help |
|---|
| 403 | endif |
|---|
| 404 | endif |
|---|
| 405 | if((isec1(6).eq.039).and.(isec1(7).eq.100)) then |
|---|
| 406 | ! W VELOCITY |
|---|
| 407 | if((i.eq.0).and.(j.eq.0)) then |
|---|
| 408 | do ii=1,nuvz |
|---|
| 409 | if ((xsec18*100.0).eq.akz(ii)) numpw=ii |
|---|
| 410 | end do |
|---|
| 411 | endif |
|---|
| 412 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 413 | if(i.lt.i180) then |
|---|
| 414 | wwh(i180+i,j,numpw)=help |
|---|
| 415 | else |
|---|
| 416 | wwh(i-i180,j,numpw)=help |
|---|
| 417 | endif |
|---|
| 418 | endif |
|---|
| 419 | if((isec1(6).eq.066).and.(isec1(7).eq.001)) then |
|---|
| 420 | ! SNOW DEPTH |
|---|
| 421 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 422 | if(i.lt.i180) then |
|---|
| 423 | sd(i180+i,j,1,n)=help |
|---|
| 424 | else |
|---|
| 425 | sd(i-i180,j,1,n)=help |
|---|
| 426 | endif |
|---|
| 427 | endif |
|---|
| 428 | if((isec1(6).eq.002).and.(isec1(7).eq.102)) then |
|---|
| 429 | ! MEAN SEA LEVEL PRESSURE |
|---|
| 430 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 431 | if(i.lt.i180) then |
|---|
| 432 | msl(i180+i,j,1,n)=help |
|---|
| 433 | else |
|---|
| 434 | msl(i-i180,j,1,n)=help |
|---|
| 435 | endif |
|---|
| 436 | endif |
|---|
| 437 | if((isec1(6).eq.071).and.(isec1(7).eq.244)) then |
|---|
| 438 | ! TOTAL CLOUD COVER |
|---|
| 439 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 440 | if(i.lt.i180) then |
|---|
| 441 | tcc(i180+i,j,1,n)=help |
|---|
| 442 | else |
|---|
| 443 | tcc(i-i180,j,1,n)=help |
|---|
| 444 | endif |
|---|
| 445 | endif |
|---|
| 446 | if((isec1(6).eq.033).and.(isec1(7).eq.105).and. & |
|---|
| 447 | (nint(xsec18).eq.10)) then |
|---|
| 448 | ! 10 M U VELOCITY |
|---|
| 449 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 450 | if(i.lt.i180) then |
|---|
| 451 | u10(i180+i,j,1,n)=help |
|---|
| 452 | else |
|---|
| 453 | u10(i-i180,j,1,n)=help |
|---|
| 454 | endif |
|---|
| 455 | endif |
|---|
| 456 | if((isec1(6).eq.034).and.(isec1(7).eq.105).and. & |
|---|
| 457 | (nint(xsec18).eq.10)) then |
|---|
| 458 | ! 10 M V VELOCITY |
|---|
| 459 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 460 | if(i.lt.i180) then |
|---|
| 461 | v10(i180+i,j,1,n)=help |
|---|
| 462 | else |
|---|
| 463 | v10(i-i180,j,1,n)=help |
|---|
| 464 | endif |
|---|
| 465 | endif |
|---|
| 466 | if((isec1(6).eq.011).and.(isec1(7).eq.105).and. & |
|---|
| 467 | (nint(xsec18).eq.2)) then |
|---|
| 468 | ! 2 M TEMPERATURE |
|---|
| 469 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 470 | if(i.lt.i180) then |
|---|
| 471 | tt2(i180+i,j,1,n)=help |
|---|
| 472 | else |
|---|
| 473 | tt2(i-i180,j,1,n)=help |
|---|
| 474 | endif |
|---|
| 475 | endif |
|---|
| 476 | if((isec1(6).eq.017).and.(isec1(7).eq.105).and. & |
|---|
| 477 | (nint(xsec18).eq.2)) then |
|---|
| 478 | ! 2 M DEW POINT TEMPERATURE |
|---|
| 479 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 480 | if(i.lt.i180) then |
|---|
| 481 | td2(i180+i,j,1,n)=help |
|---|
| 482 | else |
|---|
| 483 | td2(i-i180,j,1,n)=help |
|---|
| 484 | endif |
|---|
| 485 | endif |
|---|
| 486 | if((isec1(6).eq.062).and.(isec1(7).eq.001)) then |
|---|
| 487 | ! LARGE SCALE PREC. |
|---|
| 488 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 489 | if(i.lt.i180) then |
|---|
| 490 | lsprec(i180+i,j,1,n)=help |
|---|
| 491 | else |
|---|
| 492 | lsprec(i-i180,j,1,n)=help |
|---|
| 493 | endif |
|---|
| 494 | endif |
|---|
| 495 | if((isec1(6).eq.063).and.(isec1(7).eq.001)) then |
|---|
| 496 | ! CONVECTIVE PREC. |
|---|
| 497 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 498 | if(i.lt.i180) then |
|---|
| 499 | convprec(i180+i,j,1,n)=help |
|---|
| 500 | else |
|---|
| 501 | convprec(i-i180,j,1,n)=help |
|---|
| 502 | endif |
|---|
| 503 | endif |
|---|
| 504 | if((isec1(6).eq.007).and.(isec1(7).eq.001)) then |
|---|
| 505 | ! TOPOGRAPHY |
|---|
| 506 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 507 | if(i.lt.i180) then |
|---|
| 508 | oro(i180+i,j)=help |
|---|
| 509 | excessoro(i180+i,j)=0.0 ! ISOBARIC SURFACES: SUBGRID TERRAIN DISREGARDED |
|---|
| 510 | else |
|---|
| 511 | oro(i-i180,j)=help |
|---|
| 512 | excessoro(i-i180,j)=0.0 ! ISOBARIC SURFACES: SUBGRID TERRAIN DISREGARDED |
|---|
| 513 | endif |
|---|
| 514 | endif |
|---|
| 515 | if((isec1(6).eq.081).and.(isec1(7).eq.001)) then |
|---|
| 516 | ! LAND SEA MASK |
|---|
| 517 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 518 | if(i.lt.i180) then |
|---|
| 519 | lsm(i180+i,j)=help |
|---|
| 520 | else |
|---|
| 521 | lsm(i-i180,j)=help |
|---|
| 522 | endif |
|---|
| 523 | endif |
|---|
| 524 | if((isec1(6).eq.221).and.(isec1(7).eq.001)) then |
|---|
| 525 | ! MIXING HEIGHT |
|---|
| 526 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 527 | if(i.lt.i180) then |
|---|
| 528 | hmix(i180+i,j,1,n)=help |
|---|
| 529 | else |
|---|
| 530 | hmix(i-i180,j,1,n)=help |
|---|
| 531 | endif |
|---|
| 532 | endif |
|---|
| 533 | if((isec1(6).eq.052).and.(isec1(7).eq.105).and. & |
|---|
| 534 | (nint(xsec18).eq.02)) then |
|---|
| 535 | ! 2 M RELATIVE HUMIDITY |
|---|
| 536 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 537 | if(i.lt.i180) then |
|---|
| 538 | qvh2(i180+i,j)=help |
|---|
| 539 | else |
|---|
| 540 | qvh2(i-i180,j)=help |
|---|
| 541 | endif |
|---|
| 542 | endif |
|---|
| 543 | if((isec1(6).eq.011).and.(isec1(7).eq.107)) then |
|---|
| 544 | ! TEMPERATURE LOWEST SIGMA LEVEL |
|---|
| 545 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 546 | if(i.lt.i180) then |
|---|
| 547 | tlev1(i180+i,j)=help |
|---|
| 548 | else |
|---|
| 549 | tlev1(i-i180,j)=help |
|---|
| 550 | endif |
|---|
| 551 | endif |
|---|
| 552 | if((isec1(6).eq.033).and.(isec1(7).eq.107)) then |
|---|
| 553 | ! U VELOCITY LOWEST SIGMA LEVEL |
|---|
| 554 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 555 | if(i.lt.i180) then |
|---|
| 556 | ulev1(i180+i,j)=help |
|---|
| 557 | else |
|---|
| 558 | ulev1(i-i180,j)=help |
|---|
| 559 | endif |
|---|
| 560 | endif |
|---|
| 561 | if((isec1(6).eq.034).and.(isec1(7).eq.107)) then |
|---|
| 562 | ! V VELOCITY LOWEST SIGMA LEVEL |
|---|
| 563 | help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 564 | if(i.lt.i180) then |
|---|
| 565 | vlev1(i180+i,j)=help |
|---|
| 566 | else |
|---|
| 567 | vlev1(i-i180,j)=help |
|---|
| 568 | endif |
|---|
| 569 | endif |
|---|
| 570 | ! SEC & IP 12/2018 read GFS clouds |
|---|
| 571 | ! ESO TODO: do as for hachinger version |
|---|
| 572 | ! if((isec1(6).eq.153).and.(isec1(7).eq.100)) then !! CLWCR Cloud liquid water content [kg/kg] |
|---|
| 573 | ! if((i.eq.0).and.(j.eq.0)) then |
|---|
| 574 | ! do ii=1,nuvz |
|---|
| 575 | ! if ((isec1(8)*100.0).eq.akz(ii)) numpclwch=ii |
|---|
| 576 | ! end do |
|---|
| 577 | ! endif |
|---|
| 578 | ! help=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 579 | ! if(i.le.i180) then |
|---|
| 580 | ! clwch(i179+i,j,numpclwch,n)=help |
|---|
| 581 | ! else |
|---|
| 582 | ! clwch(i-i181,j,numpclwch,n)=help |
|---|
| 583 | ! endif |
|---|
| 584 | ! readclouds=.true. |
|---|
| 585 | ! sumclouds=.true. |
|---|
| 586 | ! endif |
|---|
| 587 | |
|---|
| 588 | |
|---|
| 589 | end do |
|---|
| 590 | end do |
|---|
| 591 | |
|---|
| 592 | endif |
|---|
| 593 | |
|---|
| 594 | if((isec1(6).eq.33).and.(isec1(7).eq.100)) then |
|---|
| 595 | ! NCEP ISOBARIC LEVELS |
|---|
| 596 | iumax=iumax+1 |
|---|
| 597 | endif |
|---|
| 598 | |
|---|
| 599 | call grib_release(igrib) |
|---|
| 600 | goto 10 !! READ NEXT LEVEL OR PARAMETER |
|---|
| 601 | ! |
|---|
| 602 | ! CLOSING OF INPUT DATA FILE |
|---|
| 603 | ! |
|---|
| 604 | |
|---|
| 605 | !HSO close grib file |
|---|
| 606 | 50 continue |
|---|
| 607 | call grib_close_file(ifile) |
|---|
| 608 | |
|---|
| 609 | ! SENS. HEAT FLUX |
|---|
| 610 | sshf(:,:,1,n)=0.0 ! not available from gfs.tccz.pgrbfxx files |
|---|
| 611 | hflswitch=.false. ! Heat flux not available |
|---|
| 612 | ! SOLAR RADIATIVE FLUXES |
|---|
| 613 | ssr(:,:,1,n)=0.0 ! not available from gfs.tccz.pgrbfxx files |
|---|
| 614 | ! EW SURFACE STRESS |
|---|
| 615 | ewss=0.0 ! not available from gfs.tccz.pgrbfxx files |
|---|
| 616 | ! NS SURFACE STRESS |
|---|
| 617 | nsss=0.0 ! not available from gfs.tccz.pgrbfxx files |
|---|
| 618 | strswitch=.false. ! stress not available |
|---|
| 619 | |
|---|
| 620 | ! CONVERT TP TO LSP (GRIB2 only) |
|---|
| 621 | if (gribVer.eq.2) then |
|---|
| 622 | lsprec(0:nxfield-1, 0:nymin1, 1, n) = max( 0.0 , lsprec(0:nxfield-1,0:nymin1,1,n)-convprec(0:nxfield-1,0:nymin1,1,n) ) |
|---|
| 623 | endif |
|---|
| 624 | !HSO end edits |
|---|
| 625 | |
|---|
| 626 | |
|---|
| 627 | ! TRANSFORM RH TO SPECIFIC HUMIDITY |
|---|
| 628 | |
|---|
| 629 | do j=0,ny-1 |
|---|
| 630 | do i=0,nxfield-1 |
|---|
| 631 | do k=1,nuvz |
|---|
| 632 | help=qvh(i,j,k,n) |
|---|
| 633 | temp=tth(i,j,k,n) |
|---|
| 634 | if (temp .eq. 0.0) then |
|---|
| 635 | write (*, *) i, j, k, n |
|---|
| 636 | temp = 273.0 |
|---|
| 637 | endif |
|---|
| 638 | plev1=akm(k)+bkm(k)*ps(i,j,1,n) |
|---|
| 639 | elev=ew(temp)*help/100.0 |
|---|
| 640 | qvh(i,j,k,n)=xmwml*(elev/(plev1-((1.0-xmwml)*elev))) |
|---|
| 641 | end do |
|---|
| 642 | end do |
|---|
| 643 | end do |
|---|
| 644 | |
|---|
| 645 | ! CALCULATE 2 M DEW POINT FROM 2 M RELATIVE HUMIDITY |
|---|
| 646 | ! USING BOLTON'S (1980) FORMULA |
|---|
| 647 | ! BECAUSE td2 IS NOT AVAILABLE FROM NCEP GFS DATA |
|---|
| 648 | |
|---|
| 649 | do j=0,ny-1 |
|---|
| 650 | do i=0,nxfield-1 |
|---|
| 651 | help=qvh2(i,j) |
|---|
| 652 | temp=tt2(i,j,1,n) |
|---|
| 653 | if (temp .eq. 0.0) then |
|---|
| 654 | write (*, *) i, j, n |
|---|
| 655 | temp = 273.0 |
|---|
| 656 | endif |
|---|
| 657 | elev=ew(temp)/100.*help/100. !vapour pressure in hPa |
|---|
| 658 | td2(i,j,1,n)=243.5/(17.67/log(elev/6.112)-1)+273. |
|---|
| 659 | if (help.le.0.) td2(i,j,1,n)=tt2(i,j,1,n) |
|---|
| 660 | end do |
|---|
| 661 | end do |
|---|
| 662 | |
|---|
| 663 | if(levdiff2.eq.0) then |
|---|
| 664 | iwmax=nlev_ec+1 |
|---|
| 665 | do i=0,nxmin1 |
|---|
| 666 | do j=0,nymin1 |
|---|
| 667 | wwh(i,j,nlev_ec+1)=0. |
|---|
| 668 | end do |
|---|
| 669 | end do |
|---|
| 670 | endif |
|---|
| 671 | |
|---|
| 672 | |
|---|
| 673 | ! For global fields, assign the leftmost data column also to the rightmost |
|---|
| 674 | ! data column; if required, shift whole grid by nxshift grid points |
|---|
| 675 | !************************************************************************* |
|---|
| 676 | |
|---|
| 677 | if (xglobal) then |
|---|
| 678 | call shift_field_0(ewss,nxfield,ny) |
|---|
| 679 | call shift_field_0(nsss,nxfield,ny) |
|---|
| 680 | call shift_field_0(oro,nxfield,ny) |
|---|
| 681 | call shift_field_0(excessoro,nxfield,ny) |
|---|
| 682 | call shift_field_0(lsm,nxfield,ny) |
|---|
| 683 | call shift_field_0(ulev1,nxfield,ny) |
|---|
| 684 | call shift_field_0(vlev1,nxfield,ny) |
|---|
| 685 | call shift_field_0(tlev1,nxfield,ny) |
|---|
| 686 | call shift_field_0(qvh2,nxfield,ny) |
|---|
| 687 | call shift_field(ps,nxfield,ny,1,1,2,n) |
|---|
| 688 | call shift_field(sd,nxfield,ny,1,1,2,n) |
|---|
| 689 | call shift_field(msl,nxfield,ny,1,1,2,n) |
|---|
| 690 | call shift_field(tcc,nxfield,ny,1,1,2,n) |
|---|
| 691 | call shift_field(u10,nxfield,ny,1,1,2,n) |
|---|
| 692 | call shift_field(v10,nxfield,ny,1,1,2,n) |
|---|
| 693 | call shift_field(tt2,nxfield,ny,1,1,2,n) |
|---|
| 694 | call shift_field(td2,nxfield,ny,1,1,2,n) |
|---|
| 695 | call shift_field(lsprec,nxfield,ny,1,1,2,n) |
|---|
| 696 | call shift_field(convprec,nxfield,ny,1,1,2,n) |
|---|
| 697 | call shift_field(sshf,nxfield,ny,1,1,2,n) |
|---|
| 698 | call shift_field(ssr,nxfield,ny,1,1,2,n) |
|---|
| 699 | call shift_field(hmix,nxfield,ny,1,1,2,n) |
|---|
| 700 | call shift_field(tth,nxfield,ny,nuvzmax,nuvz,2,n) |
|---|
| 701 | call shift_field(qvh,nxfield,ny,nuvzmax,nuvz,2,n) |
|---|
| 702 | call shift_field(uuh,nxfield,ny,nuvzmax,nuvz,1,1) |
|---|
| 703 | call shift_field(vvh,nxfield,ny,nuvzmax,nuvz,1,1) |
|---|
| 704 | call shift_field(wwh,nxfield,ny,nwzmax,nwz,1,1) |
|---|
| 705 | ! IP & SEC adding GFS Clouds 20181205 |
|---|
| 706 | call shift_field(clwch,nxfield,ny,nuvzmax,nuvz,2,n) |
|---|
| 707 | endif |
|---|
| 708 | |
|---|
| 709 | do i=0,nxmin1 |
|---|
| 710 | do j=0,nymin1 |
|---|
| 711 | ! Convert precip. from mm/s -> mm/hour |
|---|
| 712 | convprec(i,j,1,n)=convprec(i,j,1,n)*3600. |
|---|
| 713 | lsprec(i,j,1,n)=lsprec(i,j,1,n)*3600. |
|---|
| 714 | surfstr(i,j,1,n)=sqrt(ewss(i,j)**2+nsss(i,j)**2) |
|---|
| 715 | end do |
|---|
| 716 | end do |
|---|
| 717 | |
|---|
| 718 | if ((.not.hflswitch).or.(.not.strswitch)) then |
|---|
| 719 | ! write(*,*) 'WARNING: No flux data contained in GRIB file ', |
|---|
| 720 | ! + wfname(indj) |
|---|
| 721 | |
|---|
| 722 | ! CALCULATE USTAR AND SSHF USING THE PROFILE METHOD |
|---|
| 723 | !*************************************************************************** |
|---|
| 724 | |
|---|
| 725 | do i=0,nxmin1 |
|---|
| 726 | do j=0,nymin1 |
|---|
| 727 | hlev1=30.0 ! HEIGHT OF FIRST MODEL SIGMA LAYER |
|---|
| 728 | ff10m= sqrt(u10(i,j,1,n)**2+v10(i,j,1,n)**2) |
|---|
| 729 | fflev1=sqrt(ulev1(i,j)**2+vlev1(i,j)**2) |
|---|
| 730 | call pbl_profile(ps(i,j,1,n),td2(i,j,1,n),hlev1, & |
|---|
| 731 | tt2(i,j,1,n),tlev1(i,j),ff10m,fflev1, & |
|---|
| 732 | surfstr(i,j,1,n),sshf(i,j,1,n)) |
|---|
| 733 | if(sshf(i,j,1,n).gt.200.) sshf(i,j,1,n)=200. |
|---|
| 734 | if(sshf(i,j,1,n).lt.-400.) sshf(i,j,1,n)=-400. |
|---|
| 735 | end do |
|---|
| 736 | end do |
|---|
| 737 | endif |
|---|
| 738 | |
|---|
| 739 | if(iumax.ne.nuvz) stop 'READWIND: NUVZ NOT CONSISTENT' |
|---|
| 740 | if(iumax.ne.nwz) stop 'READWIND: NWZ NOT CONSISTENT' |
|---|
| 741 | |
|---|
| 742 | return |
|---|
| 743 | 888 write(*,*) ' #### FLEXPART MODEL ERROR! WINDFIELD #### ' |
|---|
| 744 | write(*,*) ' #### ',wfname(indj),' #### ' |
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| 745 | write(*,*) ' #### IS NOT GRIB FORMAT !!! #### ' |
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| 746 | stop 'Execution terminated' |
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| 747 | 999 write(*,*) ' #### FLEXPART MODEL ERROR! WINDFIELD #### ' |
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| 748 | write(*,*) ' #### ',wfname(indj),' #### ' |
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| 749 | write(*,*) ' #### CANNOT BE OPENED !!! #### ' |
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| 750 | stop 'Execution terminated' |
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| 751 | |
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| 752 | end subroutine readwind_gfs |
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