1 | !********************************************************************** |
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2 | ! Copyright 1998,1999,2000,2001,2002,2005,2007,2008,2009,2010 * |
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3 | ! Andreas Stohl, Petra Seibert, A. Frank, Gerhard Wotawa, * |
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4 | ! Caroline Forster, Sabine Eckhardt, John Burkhart, Harald Sodemann * |
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5 | ! * |
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6 | ! This file is part of FLEXPART. * |
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7 | ! * |
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8 | ! FLEXPART is free software: you can redistribute it and/or modify * |
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9 | ! it under the terms of the GNU General Public License as published by* |
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10 | ! the Free Software Foundation, either version 3 of the License, or * |
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11 | ! (at your option) any later version. * |
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12 | ! * |
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13 | ! FLEXPART is distributed in the hope that it will be useful, * |
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14 | ! but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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15 | ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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16 | ! GNU General Public License for more details. * |
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17 | ! * |
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18 | ! You should have received a copy of the GNU General Public License * |
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19 | ! along with FLEXPART. If not, see <http://www.gnu.org/licenses/>. * |
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20 | !********************************************************************** |
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21 | |
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22 | subroutine readwind(indj,n,uuh,vvh,wwh) |
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23 | |
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24 | !********************************************************************** |
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25 | ! * |
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26 | ! TRAJECTORY MODEL SUBROUTINE READWIND * |
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27 | ! * |
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28 | !********************************************************************** |
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29 | ! * |
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30 | ! AUTHOR: G. WOTAWA * |
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31 | ! DATE: 1997-08-05 * |
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32 | ! LAST UPDATE: 2000-10-17, Andreas Stohl * |
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33 | ! CHANGE: 11/01/2008, Harald Sodemann, GRIB1/2 input with * |
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34 | ! ECMWF grib_api * |
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35 | ! CHANGE: 03/12/2008, Harald Sodemann, update to f90 with * |
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36 | ! ECMWF grib_api * |
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37 | ! * |
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38 | !********************************************************************** |
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39 | ! Changes, Bernd C. Krueger, Feb. 2001: |
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40 | ! Variables tth and qvh (on eta coordinates) in common block |
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41 | !********************************************************************** |
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42 | ! * |
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43 | ! DESCRIPTION: * |
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44 | ! * |
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45 | ! READING OF ECMWF METEOROLOGICAL FIELDS FROM INPUT DATA FILES. THE * |
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46 | ! INPUT DATA FILES ARE EXPECTED TO BE AVAILABLE IN GRIB CODE * |
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47 | ! * |
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48 | ! INPUT: * |
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49 | ! indj indicates number of the wind field to be read in * |
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50 | ! n temporal index for meteorological fields (1 to 3)* |
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51 | ! * |
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52 | ! IMPORTANT VARIABLES FROM COMMON BLOCK: * |
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53 | ! * |
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54 | ! wfname File name of data to be read in * |
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55 | ! nx,ny,nuvz,nwz expected field dimensions * |
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56 | ! nlev_ec number of vertical levels ecmwf model * |
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57 | ! uu,vv,ww wind fields * |
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58 | ! tt,qv temperature and specific humidity * |
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59 | ! ps surface pressure * |
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60 | ! * |
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61 | !********************************************************************** |
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62 | |
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63 | use GRIB_API |
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64 | use par_mod |
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65 | use com_mod |
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66 | |
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67 | implicit none |
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68 | |
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69 | !HSO parameters for grib_api |
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70 | integer :: ifile |
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71 | integer :: iret |
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72 | integer, dimension(:), allocatable :: igrib |
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73 | integer :: nfield, ii |
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74 | integer :: gribVer,parCat,parNum,typSurf,valSurf,discipl |
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75 | integer :: gotGrid |
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76 | !HSO end |
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77 | |
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78 | integer :: indj,i,j,k,n,levdiff2,iumax,iwmax |
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79 | integer :: kz |
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80 | real(kind=4) :: uuh(0:nxmax-1,0:nymax-1,nuvzmax) |
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81 | real(kind=4) :: vvh(0:nxmax-1,0:nymax-1,nuvzmax) |
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82 | real(kind=4) :: wwh(0:nxmax-1,0:nymax-1,nwzmax) |
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83 | |
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84 | ! VARIABLES AND ARRAYS NEEDED FOR GRIB DECODING |
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85 | |
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86 | ! dimension of isec2 at least (22+n), where n is the number of parallels or |
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87 | ! meridians in a quasi-regular (reduced) Gaussian or lat/long grid |
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88 | |
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89 | ! dimension of zsec2 at least (10+nn), where nn is the number of vertical |
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90 | ! coordinate parameters |
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91 | |
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92 | integer :: isec1(56),isec2(22+nxmax+nymax) |
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93 | real(kind=4) :: zsec4(jpunp) |
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94 | real(kind=4) :: xaux,yaux,xaux0,yaux0 |
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95 | real(kind=8) :: xauxin,yauxin |
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96 | real,parameter :: eps=1.e-4 |
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97 | real(kind=4),allocatable,dimension(:,:) :: nsss,ewss |
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98 | real :: plev1,pmean,tv,fu,hlev1,ff10m,fflev1 |
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99 | |
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100 | logical :: hflswitch,strswitch |
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101 | |
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102 | !HSO grib api error messages |
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103 | character(len=24) :: gribErrorMsg = 'Error reading grib file' |
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104 | character(len=20) :: gribFunction = 'readwind' |
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105 | |
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106 | !HSO conversion of ECMWF etadot to etadot*dp/deta |
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107 | logical :: etacon=.false. |
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108 | real,parameter :: p00=101325. |
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109 | real :: dak,dbk |
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110 | integer :: stat |
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111 | |
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112 | allocate(nsss(0:nxmax-1,0:nymax-1),stat=stat) |
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113 | if (stat.ne.0) print*,'ERROR: could not allocate nsss' |
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114 | allocate(ewss(0:nxmax-1,0:nymax-1),stat=stat) |
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115 | if (stat.ne.0) print*,'ERROR: could not allocate ewss' |
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116 | |
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117 | hflswitch=.false. |
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118 | strswitch=.false. |
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119 | levdiff2=nlev_ec-nwz+1 |
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120 | iumax=0 |
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121 | iwmax=0 |
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122 | |
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123 | ! |
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124 | ! OPENING OF DATA FILE (GRIB CODE) |
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125 | ! |
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126 | call grib_open_file(ifile,path(3)(1:length(3)) & |
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127 | //trim(wfname(indj)),'r',iret) |
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128 | |
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129 | if (iret.ne.GRIB_SUCCESS) then |
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130 | goto 888 ! ERROR DETECTED |
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131 | endif |
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132 | |
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133 | call grib_count_in_file(ifile,nfield) |
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134 | allocate(igrib(nfield),stat=stat) |
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135 | igrib(:) = -1 |
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136 | |
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137 | do ii = 1,nfield |
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138 | call grib_new_from_file(ifile, igrib(ii), iret) |
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139 | end do |
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140 | |
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141 | call grib_close_file(ifile) |
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142 | |
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143 | !turn on support for multi fields messages */ |
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144 | !call grib_multi_support_on |
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145 | |
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146 | gotGrid=0 |
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147 | |
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148 | !$OMP PARALLEL DEFAULT(none) & |
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149 | !$OMP SHARED (nfield, igrib, gribFunction, nxfield, ny, nlev_ec, dx, xlon0, ylat0, & |
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150 | !$OMP n, tth, uuh, vvh, iumax, qvh, ps, wwh, iwmax, sd, msl, tcc, u10, v10, tt2, & |
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151 | !$OMP td2, lsprec, convprec, sshf, hflswitch, ssr, ewss, nsss, strswitch, oro, & |
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152 | !$OMP excessoro, lsm, nymin1) & |
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153 | !$OMP PRIVATE(ii, gribVer, iret, isec1, discipl, parCat, parNum, typSurf, valSurf, & |
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154 | !$OMP zsec4, isec2, gribErrorMsg, xauxin, yauxin, xaux, yaux, xaux0, & |
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155 | !$OMP yaux0, k) & |
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156 | !$OMP REDUCTION(+:gotGrid) |
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157 | |
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158 | #if (defined STATIC_SCHED) |
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159 | !$OMP DO SCHEDULE(static) |
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160 | #else |
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161 | !$OMP DO SCHEDULE(dynamic, max(1,nfield/100)) |
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162 | #endif |
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163 | |
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164 | fieldloop : do ii = 1,nfield |
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165 | |
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166 | !first see if we read GRIB1 or GRIB2 |
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167 | call grib_get_int(igrib(ii),'editionNumber',gribVer,iret) |
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168 | call grib_check(iret,gribFunction,gribErrorMsg) |
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169 | |
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170 | if (gribVer.eq.1) then ! GRIB Edition 1 |
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171 | |
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172 | !print*,'GRiB Edition 1' |
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173 | !read the grib2 identifiers |
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174 | call grib_get_int(igrib(ii),'indicatorOfParameter',isec1(6),iret) |
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175 | call grib_check(iret,gribFunction,gribErrorMsg) |
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176 | call grib_get_int(igrib(ii),'level',isec1(8),iret) |
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177 | call grib_check(iret,gribFunction,gribErrorMsg) |
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178 | |
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179 | !change code for etadot to code for omega |
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180 | if (isec1(6).eq.77) then |
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181 | isec1(6)=135 |
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182 | endif |
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183 | |
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184 | else |
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185 | |
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186 | !print*,'GRiB Edition 2' |
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187 | !read the grib2 identifiers |
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188 | call grib_get_int(igrib(ii),'discipline',discipl,iret) |
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189 | call grib_check(iret,gribFunction,gribErrorMsg) |
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190 | call grib_get_int(igrib(ii),'parameterCategory',parCat,iret) |
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191 | call grib_check(iret,gribFunction,gribErrorMsg) |
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192 | call grib_get_int(igrib(ii),'parameterNumber',parNum,iret) |
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193 | call grib_check(iret,gribFunction,gribErrorMsg) |
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194 | call grib_get_int(igrib(ii),'typeOfFirstFixedSurface',typSurf,iret) |
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195 | call grib_check(iret,gribFunction,gribErrorMsg) |
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196 | call grib_get_int(igrib(ii),'level',valSurf,iret) |
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197 | call grib_check(iret,gribFunction,gribErrorMsg) |
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198 | |
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199 | !print*,discipl,parCat,parNum,typSurf,valSurf |
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200 | |
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201 | !convert to grib1 identifiers |
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202 | isec1(6)=-1 |
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203 | isec1(7)=-1 |
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204 | isec1(8)=-1 |
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205 | isec1(8)=valSurf ! level |
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206 | if ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.105)) then ! T |
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207 | isec1(6)=130 ! indicatorOfParameter |
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208 | elseif ((parCat.eq.2).and.(parNum.eq.2).and.(typSurf.eq.105)) then ! U |
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209 | isec1(6)=131 ! indicatorOfParameter |
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210 | elseif ((parCat.eq.2).and.(parNum.eq.3).and.(typSurf.eq.105)) then ! V |
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211 | isec1(6)=132 ! indicatorOfParameter |
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212 | elseif ((parCat.eq.1).and.(parNum.eq.0).and.(typSurf.eq.105)) then ! Q |
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213 | isec1(6)=133 ! indicatorOfParameter |
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214 | elseif ((parCat.eq.3).and.(parNum.eq.0).and.(typSurf.eq.1)) then !SP |
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215 | isec1(6)=134 ! indicatorOfParameter |
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216 | elseif ((parCat.eq.2).and.(parNum.eq.32)) then ! W, actually eta dot |
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217 | isec1(6)=135 ! indicatorOfParameter |
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218 | elseif ((parCat.eq.3).and.(parNum.eq.0).and.(typSurf.eq.101)) then !SLP |
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219 | isec1(6)=151 ! indicatorOfParameter |
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220 | elseif ((parCat.eq.2).and.(parNum.eq.2).and.(typSurf.eq.103)) then ! 10U |
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221 | isec1(6)=165 ! indicatorOfParameter |
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222 | elseif ((parCat.eq.2).and.(parNum.eq.3).and.(typSurf.eq.103)) then ! 10V |
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223 | isec1(6)=166 ! indicatorOfParameter |
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224 | elseif ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.103)) then ! 2T |
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225 | isec1(6)=167 ! indicatorOfParameter |
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226 | elseif ((parCat.eq.0).and.(parNum.eq.6).and.(typSurf.eq.103)) then ! 2D |
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227 | isec1(6)=168 ! indicatorOfParameter |
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228 | elseif ((parCat.eq.1).and.(parNum.eq.11).and.(typSurf.eq.1)) then ! SD |
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229 | isec1(6)=141 ! indicatorOfParameter |
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230 | elseif ((parCat.eq.6).and.(parNum.eq.1)) then ! CC |
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231 | isec1(6)=164 ! indicatorOfParameter |
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232 | elseif ((parCat.eq.1).and.(parNum.eq.9)) then ! LSP |
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233 | isec1(6)=142 ! indicatorOfParameter |
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234 | elseif ((parCat.eq.1).and.(parNum.eq.10)) then ! CP |
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235 | isec1(6)=143 ! indicatorOfParameter |
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236 | elseif ((parCat.eq.0).and.(parNum.eq.11).and.(typSurf.eq.1)) then ! SHF |
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237 | isec1(6)=146 ! indicatorOfParameter |
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238 | elseif ((parCat.eq.4).and.(parNum.eq.9).and.(typSurf.eq.1)) then ! SR |
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239 | isec1(6)=176 ! indicatorOfParameter |
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240 | elseif ((parCat.eq.2).and.(parNum.eq.17)) then ! EWSS |
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241 | isec1(6)=180 ! indicatorOfParameter |
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242 | elseif ((parCat.eq.2).and.(parNum.eq.18)) then ! NSSS |
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243 | isec1(6)=181 ! indicatorOfParameter |
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244 | elseif ((parCat.eq.3).and.(parNum.eq.4)) then ! ORO |
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245 | isec1(6)=129 ! indicatorOfParameter |
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246 | elseif ((parCat.eq.3).and.(parNum.eq.7)) then ! SDO |
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247 | isec1(6)=160 ! indicatorOfParameter |
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248 | elseif ((discipl.eq.2).and.(parCat.eq.0).and.(parNum.eq.0).and. & |
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249 | (typSurf.eq.1)) then ! LSM |
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250 | isec1(6)=172 ! indicatorOfParameter |
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251 | else |
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252 | print*,'***ERROR: undefined GRiB2 message found!',discipl, & |
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253 | parCat,parNum,typSurf |
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254 | endif |
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255 | |
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256 | endif |
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257 | |
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258 | !HSO get the size and data of the values array |
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259 | if (isec1(6).ne.-1) then |
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260 | call grib_get_real4_array(igrib(ii),'values',zsec4,iret) |
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261 | call grib_check(iret,gribFunction,gribErrorMsg) |
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262 | endif |
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263 | |
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264 | !HSO get the required fields from section 2 in a gribex compatible manner |
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265 | if (ii.eq.1) then |
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266 | call grib_get_int(igrib(ii),'numberOfPointsAlongAParallel',isec2(2),iret) |
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267 | call grib_check(iret,gribFunction,gribErrorMsg) |
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268 | call grib_get_int(igrib(ii),'numberOfPointsAlongAMeridian',isec2(3),iret) |
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269 | call grib_check(iret,gribFunction,gribErrorMsg) |
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270 | call grib_get_int(igrib(ii),'numberOfVerticalCoordinateValues',isec2(12)) |
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271 | call grib_check(iret,gribFunction,gribErrorMsg) |
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272 | ! CHECK GRID SPECIFICATIONS |
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273 | if(isec2(2).ne.nxfield) stop 'READWIND: NX NOT CONSISTENT' |
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274 | if(isec2(3).ne.ny) stop 'READWIND: NY NOT CONSISTENT' |
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275 | if(isec2(12)/2-1.ne.nlev_ec) stop 'READWIND: VERTICAL DISCRETIZATION NOT CONSISTENT' |
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276 | endif |
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277 | |
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278 | !$OMP CRITICAL |
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279 | !HSO get the second part of the grid dimensions only from GRiB1 messages |
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280 | if ((gribVer.eq.1).and.(gotGrid.eq.0)) then |
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281 | call grib_get_real8(igrib(ii),'longitudeOfFirstGridPointInDegrees',xauxin,iret) |
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282 | call grib_check(iret,gribFunction,gribErrorMsg) |
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283 | call grib_get_real8(igrib(ii),'latitudeOfLastGridPointInDegrees',yauxin,iret) |
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284 | call grib_check(iret,gribFunction,gribErrorMsg) |
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285 | xaux=real(xauxin)+real(nxshift)*dx |
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286 | yaux=real(yauxin) |
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287 | xaux0=xlon0 |
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288 | yaux0=ylat0 |
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289 | if(xaux.lt.0.) xaux=xaux+360. |
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290 | if(yaux.lt.0.) yaux=yaux+360. |
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291 | if(xaux0.lt.0.) xaux0=xaux0+360. |
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292 | if(yaux0.lt.0.) yaux0=yaux0+360. |
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293 | if(abs(xaux-xaux0).gt.eps) & |
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294 | stop 'READWIND: LOWER LEFT LONGITUDE NOT CONSISTENT' |
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295 | if(abs(yaux-yaux0).gt.eps) & |
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296 | stop 'READWIND: LOWER LEFT LATITUDE NOT CONSISTENT' |
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297 | gotGrid=1 |
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298 | endif ! gotGrid |
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299 | !$OMP END CRITICAL |
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300 | |
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301 | ! *** copy data to respective variables *** |
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302 | ! ******************************************* |
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303 | |
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304 | k=isec1(8) |
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305 | select case(isec1(6)) |
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306 | !! TEMPERATURE |
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307 | case(130) |
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308 | do j=0,nymin1 |
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309 | do i=0,nxfield-1 |
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310 | tth(i,j,nlev_ec-k+2,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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311 | end do |
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312 | end do |
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313 | |
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314 | !! U VELOCITY |
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315 | case(131) |
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316 | do j=0,nymin1 |
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317 | do i=0,nxfield-1 |
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318 | uuh(i,j,nlev_ec-k+2) = zsec4(nxfield*(ny-j-1)+i+1) |
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319 | end do |
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320 | end do |
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321 | !$OMP CRITICAL |
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322 | iumax=max(iumax,nlev_ec-k+1) |
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323 | !$OMP END CRITICAL |
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324 | |
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325 | !! V VELOCITY |
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326 | case(132) |
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327 | do j=0,nymin1 |
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328 | do i=0,nxfield-1 |
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329 | vvh(i,j,nlev_ec-k+2) = zsec4(nxfield*(ny-j-1)+i+1) |
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330 | end do |
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331 | end do |
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332 | |
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333 | !! SPEC. HUMIDITY |
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334 | case(133) |
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335 | do j=0,nymin1 |
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336 | do i=0,nxfield-1 |
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337 | qvh(i,j,nlev_ec-k+2,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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338 | if (qvh(i,j,nlev_ec-k+2,n) .lt. 0.) & |
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339 | qvh(i,j,nlev_ec-k+2,n) = 0. |
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340 | ! this is necessary because the gridded data may contain |
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341 | ! spurious negative values |
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342 | end do |
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343 | end do |
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344 | |
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345 | !! SURF. PRESS. |
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346 | case(134) |
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347 | do j=0,nymin1 |
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348 | do i=0,nxfield-1 |
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349 | ps(i,j,1,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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350 | end do |
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351 | end do |
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352 | |
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353 | !! W VELOCITY |
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354 | case(135) |
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355 | do j=0,nymin1 |
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356 | do i=0,nxfield-1 |
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357 | wwh(i,j,nlev_ec-k+1) = zsec4(nxfield*(ny-j-1)+i+1) |
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358 | end do |
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359 | end do |
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360 | !$OMP CRITICAL |
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361 | iwmax=max(iwmax,nlev_ec-k+1) |
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362 | !$OMP END CRITICAL |
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363 | |
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364 | !! SNOW DEPTH |
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365 | case(141) |
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366 | do j=0,nymin1 |
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367 | do i=0,nxfield-1 |
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368 | sd(i,j,1,n)= zsec4(nxfield*(ny-j-1)+i+1) |
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369 | end do |
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370 | end do |
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371 | |
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372 | !! SEA LEVEL PRESS. |
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373 | case(151) |
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374 | do j=0,nymin1 |
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375 | do i=0,nxfield-1 |
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376 | msl(i,j,1,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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377 | end do |
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378 | end do |
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379 | |
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380 | !! CLOUD COVER |
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381 | case(164) |
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382 | do j=0,nymin1 |
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383 | do i=0,nxfield-1 |
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384 | tcc(i,j,1,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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385 | end do |
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386 | end do |
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387 | |
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388 | !! 10 M U VELOCITY |
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389 | case(165) |
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390 | do j=0,nymin1 |
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391 | do i=0,nxfield-1 |
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392 | u10(i,j,1,n)= zsec4(nxfield*(ny-j-1)+i+1) |
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393 | end do |
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394 | end do |
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395 | |
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396 | !! 10 M V VELOCITY |
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397 | case(166) |
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398 | do j=0,nymin1 |
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399 | do i=0,nxfield-1 |
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400 | v10(i,j,1,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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401 | end do |
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402 | end do |
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403 | |
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404 | !! 2 M TEMPERATURE |
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405 | case(167) |
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406 | do j=0,nymin1 |
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407 | do i=0,nxfield-1 |
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408 | tt2(i,j,1,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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409 | end do |
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410 | end do |
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411 | |
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412 | !! 2 M DEW POINT |
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413 | case(168) |
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414 | do j=0,nymin1 |
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415 | do i=0,nxfield-1 |
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416 | td2(i,j,1,n) = zsec4(nxfield*(ny-j-1)+i+1) |
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417 | end do |
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418 | end do |
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419 | |
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420 | !! LARGE SCALE PREC. |
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421 | case(142) |
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422 | do j=0,nymin1 |
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423 | do i=0,nxfield-1 |
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424 | lsprec(i,j,1,n)=zsec4(nxfield*(ny-j-1)+i+1) |
---|
425 | if (lsprec(i,j,1,n).lt.0.) lsprec(i,j,1,n)=0. |
---|
426 | end do |
---|
427 | end do |
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428 | |
---|
429 | !! CONVECTIVE PREC. |
---|
430 | case(143) |
---|
431 | do j=0,nymin1 |
---|
432 | do i=0,nxfield-1 |
---|
433 | convprec(i,j,1,n)=zsec4(nxfield*(ny-j-1)+i+1) |
---|
434 | if (convprec(i,j,1,n).lt.0.) convprec(i,j,1,n)=0. |
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435 | end do |
---|
436 | end do |
---|
437 | |
---|
438 | !! SENS. HEAT FLUX |
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439 | case(146) |
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440 | do j=0,nymin1 |
---|
441 | do i=0,nxfield-1 |
---|
442 | sshf(i,j,1,n) = zsec4(nxfield*(ny-j-1)+i+1) |
---|
443 | !$OMP CRITICAL |
---|
444 | if(zsec4(nxfield*(ny-j-1)+i+1).ne.0.) hflswitch=.true. ! Heat flux available |
---|
445 | !$OMP END CRITICAL |
---|
446 | end do |
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447 | end do |
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448 | |
---|
449 | !! SOLAR RADIATION |
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450 | case(176) |
---|
451 | do j=0,nymin1 |
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452 | do i=0,nxfield-1 |
---|
453 | ssr(i,j,1,n)=zsec4(nxfield*(ny-j-1)+i+1) |
---|
454 | if (ssr(i,j,1,n).lt.0.) ssr(i,j,1,n)=0. |
---|
455 | end do |
---|
456 | end do |
---|
457 | |
---|
458 | !! EW SURFACE STRESS |
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459 | case(180) |
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460 | do j=0,nymin1 |
---|
461 | do i=0,nxfield-1 |
---|
462 | ewss(i,j) = zsec4(nxfield*(ny-j-1)+i+1) |
---|
463 | !$OMP CRITICAL |
---|
464 | if (zsec4(nxfield*(ny-j-1)+i+1).ne.0.) strswitch=.true. ! stress available |
---|
465 | !$OMP END CRITICAL |
---|
466 | end do |
---|
467 | end do |
---|
468 | |
---|
469 | !! NS SURFACE STRESS |
---|
470 | case(181) |
---|
471 | do j=0,nymin1 |
---|
472 | do i=0,nxfield-1 |
---|
473 | nsss(i,j) = zsec4(nxfield*(ny-j-1)+i+1) |
---|
474 | !$OMP CRITICAL |
---|
475 | if (zsec4(nxfield*(ny-j-1)+i+1).ne.0.) strswitch=.true. ! stress available |
---|
476 | !$OMP END CRITICAL |
---|
477 | end do |
---|
478 | end do |
---|
479 | |
---|
480 | !! ECMWF OROGRAPHY |
---|
481 | case(129) |
---|
482 | do j=0,nymin1 |
---|
483 | do i=0,nxfield-1 |
---|
484 | oro(i,j) = zsec4(nxfield*(ny-j-1)+i+1)/ga |
---|
485 | end do |
---|
486 | end do |
---|
487 | |
---|
488 | !! STANDARD DEVIATION OF OROGRAPHY |
---|
489 | case(160) |
---|
490 | do j=0,nymin1 |
---|
491 | do i=0,nxfield-1 |
---|
492 | excessoro(i,j) = zsec4(nxfield*(ny-j-1)+i+1) |
---|
493 | end do |
---|
494 | end do |
---|
495 | |
---|
496 | !! ECMWF LAND SEA MASK |
---|
497 | case(172) |
---|
498 | do j=0,nymin1 |
---|
499 | do i=0,nxfield-1 |
---|
500 | lsm(i,j) = zsec4(nxfield*(ny-j-1)+i+1) |
---|
501 | end do |
---|
502 | end do |
---|
503 | |
---|
504 | end select |
---|
505 | |
---|
506 | call grib_release(igrib(ii)) |
---|
507 | |
---|
508 | end do fieldloop |
---|
509 | !$OMP END DO |
---|
510 | !$OMP END PARALLEL |
---|
511 | |
---|
512 | ! |
---|
513 | deallocate(igrib) |
---|
514 | ! |
---|
515 | |
---|
516 | !error message if no fields found with correct first longitude in it |
---|
517 | if (gotGrid.eq.0) then |
---|
518 | print*,'***ERROR: input file needs to contain GRiB1 formatted'// & |
---|
519 | 'messages' |
---|
520 | stop |
---|
521 | endif |
---|
522 | |
---|
523 | if(levdiff2.eq.0) then |
---|
524 | iwmax=nlev_ec+1 |
---|
525 | do i=0,nxmin1 |
---|
526 | do j=0,nymin1 |
---|
527 | wwh(i,j,nlev_ec+1)=0. |
---|
528 | end do |
---|
529 | end do |
---|
530 | endif |
---|
531 | |
---|
532 | ! convert from ECMWF etadot to etadot*dp/deta as needed by FLEXPART |
---|
533 | if(etacon.eqv..true.) then |
---|
534 | do k=1,nwzmax |
---|
535 | dak=akm(k+1)-akm(k) |
---|
536 | dbk=bkm(k+1)-bkm(k) |
---|
537 | do i=0,nxmin1 |
---|
538 | do j=0,nymin1 |
---|
539 | wwh(i,j,k)=2*wwh(i,j,k)*ps(i,j,1,n)*(dak/ps(i,j,1,n)+dbk)/(dak/p00+dbk) |
---|
540 | if (k.gt.1) then |
---|
541 | wwh(i,j,k)=wwh(i,j,k)-wwh(i,j,k-1) |
---|
542 | endif |
---|
543 | end do |
---|
544 | end do |
---|
545 | end do |
---|
546 | endif |
---|
547 | |
---|
548 | ! For global fields, assign the leftmost data column also to the rightmost |
---|
549 | ! data column; if required, shift whole grid by nxshift grid points |
---|
550 | !************************************************************************* |
---|
551 | |
---|
552 | if (xglobal) then |
---|
553 | call shift_field_0(ewss,nxfield,ny) |
---|
554 | call shift_field_0(nsss,nxfield,ny) |
---|
555 | call shift_field_0(oro,nxfield,ny) |
---|
556 | call shift_field_0(excessoro,nxfield,ny) |
---|
557 | call shift_field_0(lsm,nxfield,ny) |
---|
558 | call shift_field(ps,nxfield,ny,1,1,2,n) |
---|
559 | call shift_field(sd,nxfield,ny,1,1,2,n) |
---|
560 | call shift_field(msl,nxfield,ny,1,1,2,n) |
---|
561 | call shift_field(tcc,nxfield,ny,1,1,2,n) |
---|
562 | call shift_field(u10,nxfield,ny,1,1,2,n) |
---|
563 | call shift_field(v10,nxfield,ny,1,1,2,n) |
---|
564 | call shift_field(tt2,nxfield,ny,1,1,2,n) |
---|
565 | call shift_field(td2,nxfield,ny,1,1,2,n) |
---|
566 | call shift_field(lsprec,nxfield,ny,1,1,2,n) |
---|
567 | call shift_field(convprec,nxfield,ny,1,1,2,n) |
---|
568 | call shift_field(sshf,nxfield,ny,1,1,2,n) |
---|
569 | call shift_field(ssr,nxfield,ny,1,1,2,n) |
---|
570 | call shift_field(tth,nxfield,ny,nuvzmax,nuvz,2,n) |
---|
571 | call shift_field(qvh,nxfield,ny,nuvzmax,nuvz,2,n) |
---|
572 | call shift_field(uuh,nxfield,ny,nuvzmax,nuvz,1,1) |
---|
573 | call shift_field(vvh,nxfield,ny,nuvzmax,nuvz,1,1) |
---|
574 | call shift_field(wwh,nxfield,ny,nwzmax,nwz,1,1) |
---|
575 | endif |
---|
576 | |
---|
577 | do i=0,nxmin1 |
---|
578 | do j=0,nymin1 |
---|
579 | surfstr(i,j,1,n)=sqrt(ewss(i,j)**2+nsss(i,j)**2) |
---|
580 | end do |
---|
581 | end do |
---|
582 | deallocate(ewss) |
---|
583 | deallocate(nsss) |
---|
584 | |
---|
585 | if ((.not.hflswitch).or.(.not.strswitch)) then |
---|
586 | write(*,*) 'WARNING: No flux data contained in GRIB file ',wfname(indj) |
---|
587 | |
---|
588 | ! CALCULATE USTAR AND SSHF USING THE PROFILE METHOD |
---|
589 | ! As ECMWF has increased the model resolution, such that now the first model |
---|
590 | ! level is at about 10 m (where 10-m wind is given), use the 2nd ECMWF level |
---|
591 | ! (3rd model level in FLEXPART) for the profile method |
---|
592 | !*************************************************************************** |
---|
593 | |
---|
594 | do i=0,nxmin1 |
---|
595 | do j=0,nymin1 |
---|
596 | plev1=akz(3)+bkz(3)*ps(i,j,1,n) |
---|
597 | pmean=0.5*(ps(i,j,1,n)+plev1) |
---|
598 | tv=tth(i,j,3,n)*(1.+0.61*qvh(i,j,3,n)) |
---|
599 | fu=-r_air*tv/ga/pmean |
---|
600 | hlev1=fu*(plev1-ps(i,j,1,n)) ! HEIGTH OF FIRST MODEL LAYER |
---|
601 | ff10m= sqrt(u10(i,j,1,n)**2+v10(i,j,1,n)**2) |
---|
602 | fflev1=sqrt(uuh(i,j,3)**2+vvh(i,j,3)**2) |
---|
603 | call pbl_profile(ps(i,j,1,n),td2(i,j,1,n),hlev1, & |
---|
604 | tt2(i,j,1,n),tth(i,j,3,n),ff10m,fflev1, & |
---|
605 | surfstr(i,j,1,n),sshf(i,j,1,n)) |
---|
606 | if(sshf(i,j,1,n).gt.200.) sshf(i,j,1,n)=200. |
---|
607 | if(sshf(i,j,1,n).lt.-400.) sshf(i,j,1,n)=-400. |
---|
608 | end do |
---|
609 | end do |
---|
610 | endif |
---|
611 | |
---|
612 | |
---|
613 | ! Assign 10 m wind to model level at eta=1.0 to have one additional model |
---|
614 | ! level at the ground |
---|
615 | ! Specific humidity is taken the same as at one level above |
---|
616 | ! Temperature is taken as 2 m temperature |
---|
617 | !************************************************************************** |
---|
618 | |
---|
619 | do i=0,nxmin1 |
---|
620 | do j=0,nymin1 |
---|
621 | uuh(i,j,1)=u10(i,j,1,n) |
---|
622 | vvh(i,j,1)=v10(i,j,1,n) |
---|
623 | qvh(i,j,1,n)=qvh(i,j,2,n) |
---|
624 | tth(i,j,1,n)=tt2(i,j,1,n) |
---|
625 | end do |
---|
626 | end do |
---|
627 | |
---|
628 | if(iumax.ne.nuvz-1) stop 'READWIND: NUVZ NOT CONSISTENT' |
---|
629 | if(iwmax.ne.nwz) stop 'READWIND: NWZ NOT CONSISTENT' |
---|
630 | |
---|
631 | return |
---|
632 | 888 write(*,*) ' #### FLEXPART MODEL ERROR! WINDFIELD #### ' |
---|
633 | write(*,*) ' #### ',wfname(indj),' #### ' |
---|
634 | write(*,*) ' #### IS NOT GRIB FORMAT !!! #### ' |
---|
635 | stop 'Execution terminated' |
---|
636 | 999 write(*,*) ' #### FLEXPART MODEL ERROR! WINDFIELD #### ' |
---|
637 | write(*,*) ' #### ',wfname(indj),' #### ' |
---|
638 | write(*,*) ' #### CANNOT BE OPENED !!! #### ' |
---|
639 | stop 'Execution terminated' |
---|
640 | |
---|
641 | end subroutine readwind |
---|