| 1 | !********************************************************************** |
|---|
| 2 | ! Copyright 1998,1999,2000,2001,2002,2005,2007,2008,2009,2010 * |
|---|
| 3 | ! Andreas Stohl, Petra Seibert, A. Frank, Gerhard Wotawa, * |
|---|
| 4 | ! Caroline Forster, Sabine Eckhardt, John Burkhart, Harald Sodemann * |
|---|
| 5 | ! * |
|---|
| 6 | ! This file is part of FLEXPART. * |
|---|
| 7 | ! * |
|---|
| 8 | ! FLEXPART is free software: you can redistribute it and/or modify * |
|---|
| 9 | ! it under the terms of the GNU General Public License as published by* |
|---|
| 10 | ! the Free Software Foundation, either version 3 of the License, or * |
|---|
| 11 | ! (at your option) any later version. * |
|---|
| 12 | ! * |
|---|
| 13 | ! FLEXPART is distributed in the hope that it will be useful, * |
|---|
| 14 | ! but WITHOUT ANY WARRANTY; without even the implied warranty of * |
|---|
| 15 | ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
|---|
| 16 | ! GNU General Public License for more details. * |
|---|
| 17 | ! * |
|---|
| 18 | ! You should have received a copy of the GNU General Public License * |
|---|
| 19 | ! along with FLEXPART. If not, see <http://www.gnu.org/licenses/>. * |
|---|
| 20 | !********************************************************************** |
|---|
| 21 | |
|---|
| 22 | subroutine readwind(indj,n,uuh,vvh,wwh) |
|---|
| 23 | |
|---|
| 24 | !********************************************************************** |
|---|
| 25 | ! * |
|---|
| 26 | ! TRAJECTORY MODEL SUBROUTINE READWIND * |
|---|
| 27 | ! * |
|---|
| 28 | !********************************************************************** |
|---|
| 29 | ! * |
|---|
| 30 | ! AUTHOR: G. WOTAWA * |
|---|
| 31 | ! DATE: 1997-08-05 * |
|---|
| 32 | ! LAST UPDATE: 2000-10-17, Andreas Stohl * |
|---|
| 33 | ! CHANGE: 11/01/2008, Harald Sodemann, GRIB1/2 input with * |
|---|
| 34 | ! ECMWF grib_api * |
|---|
| 35 | ! CHANGE: 03/12/2008, Harald Sodemann, update to f90 with * |
|---|
| 36 | ! ECMWF grib_api * |
|---|
| 37 | ! * |
|---|
| 38 | !********************************************************************** |
|---|
| 39 | ! Changes, Bernd C. Krueger, Feb. 2001: |
|---|
| 40 | ! Variables tth and qvh (on eta coordinates) in common block |
|---|
| 41 | !********************************************************************** |
|---|
| 42 | ! * |
|---|
| 43 | ! DESCRIPTION: * |
|---|
| 44 | ! * |
|---|
| 45 | ! READING OF ECMWF METEOROLOGICAL FIELDS FROM INPUT DATA FILES. THE * |
|---|
| 46 | ! INPUT DATA FILES ARE EXPECTED TO BE AVAILABLE IN GRIB CODE * |
|---|
| 47 | ! * |
|---|
| 48 | ! INPUT: * |
|---|
| 49 | ! indj indicates number of the wind field to be read in * |
|---|
| 50 | ! n temporal index for meteorological fields (1 to 3)* |
|---|
| 51 | ! * |
|---|
| 52 | ! IMPORTANT VARIABLES FROM COMMON BLOCK: * |
|---|
| 53 | ! * |
|---|
| 54 | ! wfname File name of data to be read in * |
|---|
| 55 | ! nx,ny,nuvz,nwz expected field dimensions * |
|---|
| 56 | ! nlev_ec number of vertical levels ecmwf model * |
|---|
| 57 | ! uu,vv,ww wind fields * |
|---|
| 58 | ! tt,qv temperature and specific humidity * |
|---|
| 59 | ! ps surface pressure * |
|---|
| 60 | ! * |
|---|
| 61 | !********************************************************************** |
|---|
| 62 | |
|---|
| 63 | use grib_api |
|---|
| 64 | use par_mod |
|---|
| 65 | use com_mod |
|---|
| 66 | |
|---|
| 67 | implicit none |
|---|
| 68 | |
|---|
| 69 | ! include 'grib_api.h' |
|---|
| 70 | |
|---|
| 71 | !HSO parameters for grib_api |
|---|
| 72 | integer :: ifile |
|---|
| 73 | integer :: iret |
|---|
| 74 | integer :: igrib |
|---|
| 75 | integer :: gribVer,parCat,parNum,typSurf,valSurf,discipl,parId |
|---|
| 76 | integer :: gotGrid |
|---|
| 77 | !HSO end |
|---|
| 78 | |
|---|
| 79 | real(sp) :: uuh(0:nxmax-1,0:nymax-1,nuvzmax) |
|---|
| 80 | real(sp) :: vvh(0:nxmax-1,0:nymax-1,nuvzmax) |
|---|
| 81 | real(sp) :: wwh(0:nxmax-1,0:nymax-1,nwzmax) |
|---|
| 82 | integer :: indj,i,j,k,n,levdiff2,ifield,iumax,iwmax |
|---|
| 83 | |
|---|
| 84 | ! VARIABLES AND ARRAYS NEEDED FOR GRIB DECODING |
|---|
| 85 | |
|---|
| 86 | ! dimension of isec2 at least (22+n), where n is the number of parallels or |
|---|
| 87 | ! meridians in a quasi-regular (reduced) Gaussian or lat/long grid |
|---|
| 88 | |
|---|
| 89 | ! dimension of zsec2 at least (10+nn), where nn is the number of vertical |
|---|
| 90 | ! coordinate parameters |
|---|
| 91 | |
|---|
| 92 | integer :: isec1(56),isec2(22+nxmax+nymax) |
|---|
| 93 | real(sp) :: zsec4(jpunp) |
|---|
| 94 | real(sp) :: xaux,yaux |
|---|
| 95 | real(dp) :: xauxin,yauxin |
|---|
| 96 | real(sp),parameter :: eps=1.e-4 |
|---|
| 97 | real(sp) :: nsss(0:nxmax-1,0:nymax-1),ewss(0:nxmax-1,0:nymax-1) |
|---|
| 98 | real(sp) :: plev1,pmean,tv,fu,hlev1,ff10m,fflev1,conversion_factor |
|---|
| 99 | |
|---|
| 100 | logical :: hflswitch,strswitch!,readcloud |
|---|
| 101 | |
|---|
| 102 | !HSO grib api error messages |
|---|
| 103 | character(len=24) :: gribErrorMsg = 'Error reading grib file' |
|---|
| 104 | character(len=20) :: gribFunction = 'readwind' |
|---|
| 105 | |
|---|
| 106 | hflswitch=.false. |
|---|
| 107 | strswitch=.false. |
|---|
| 108 | !hg |
|---|
| 109 | ! readcloud=.false. |
|---|
| 110 | !hg end |
|---|
| 111 | levdiff2=nlev_ec-nwz+1 |
|---|
| 112 | iumax=0 |
|---|
| 113 | iwmax=0 |
|---|
| 114 | |
|---|
| 115 | ! |
|---|
| 116 | ! OPENING OF DATA FILE (GRIB CODE) |
|---|
| 117 | ! |
|---|
| 118 | 5 call grib_open_file(ifile,path(3)(1:length(3)) & |
|---|
| 119 | //trim(wfname(indj)),'r',iret) |
|---|
| 120 | if (iret.ne.GRIB_SUCCESS) then |
|---|
| 121 | goto 888 ! ERROR DETECTED |
|---|
| 122 | endif |
|---|
| 123 | !turn on support for multi fields messages */ |
|---|
| 124 | !call grib_multi_support_on |
|---|
| 125 | |
|---|
| 126 | gotGrid=0 |
|---|
| 127 | ifield=0 |
|---|
| 128 | 10 ifield=ifield+1 |
|---|
| 129 | ! |
|---|
| 130 | ! GET NEXT FIELDS |
|---|
| 131 | ! |
|---|
| 132 | call grib_new_from_file(ifile,igrib,iret) |
|---|
| 133 | if (iret.eq.GRIB_END_OF_FILE) then |
|---|
| 134 | goto 50 ! EOF DETECTED |
|---|
| 135 | elseif (iret.ne.GRIB_SUCCESS) then |
|---|
| 136 | goto 888 ! ERROR DETECTED |
|---|
| 137 | endif |
|---|
| 138 | |
|---|
| 139 | !first see if we read GRIB1 or GRIB2 |
|---|
| 140 | call grib_get_int(igrib,'editionNumber',gribVer,iret) |
|---|
| 141 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 142 | |
|---|
| 143 | if (gribVer.eq.1) then ! GRIB Edition 1 |
|---|
| 144 | |
|---|
| 145 | !print*,'GRiB Edition 1' |
|---|
| 146 | !read the grib2 identifiers |
|---|
| 147 | call grib_get_int(igrib,'indicatorOfParameter',isec1(6),iret) |
|---|
| 148 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 149 | call grib_get_int(igrib,'level',isec1(8),iret) |
|---|
| 150 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 151 | |
|---|
| 152 | !change code for etadot to code for omega |
|---|
| 153 | if (isec1(6).eq.77) then |
|---|
| 154 | isec1(6)=135 |
|---|
| 155 | endif |
|---|
| 156 | |
|---|
| 157 | conversion_factor=1. |
|---|
| 158 | |
|---|
| 159 | else |
|---|
| 160 | |
|---|
| 161 | !print*,'GRiB Edition 2' |
|---|
| 162 | !read the grib2 identifiers |
|---|
| 163 | call grib_get_int(igrib,'discipline',discipl,iret) |
|---|
| 164 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 165 | call grib_get_int(igrib,'parameterCategory',parCat,iret) |
|---|
| 166 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 167 | call grib_get_int(igrib,'parameterNumber',parNum,iret) |
|---|
| 168 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 169 | call grib_get_int(igrib,'typeOfFirstFixedSurface',typSurf,iret) |
|---|
| 170 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 171 | call grib_get_int(igrib,'level',valSurf,iret) |
|---|
| 172 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 173 | call grib_get_int(igrib,'paramId',parId,iret) |
|---|
| 174 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 175 | |
|---|
| 176 | !print*,discipl,parCat,parNum,typSurf,valSurf |
|---|
| 177 | |
|---|
| 178 | !convert to grib1 identifiers |
|---|
| 179 | isec1(6)=-1 |
|---|
| 180 | isec1(7)=-1 |
|---|
| 181 | isec1(8)=-1 |
|---|
| 182 | isec1(8)=valSurf ! level |
|---|
| 183 | conversion_factor=1. |
|---|
| 184 | if ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.105)) then ! T |
|---|
| 185 | isec1(6)=130 ! indicatorOfParameter |
|---|
| 186 | elseif ((parCat.eq.2).and.(parNum.eq.2).and.(typSurf.eq.105)) then ! U |
|---|
| 187 | isec1(6)=131 ! indicatorOfParameter |
|---|
| 188 | elseif ((parCat.eq.2).and.(parNum.eq.3).and.(typSurf.eq.105)) then ! V |
|---|
| 189 | isec1(6)=132 ! indicatorOfParameter |
|---|
| 190 | elseif ((parCat.eq.1).and.(parNum.eq.0).and.(typSurf.eq.105)) then ! Q |
|---|
| 191 | isec1(6)=133 ! indicatorOfParameter |
|---|
| 192 | !hg |
|---|
| 193 | elseif ((parCat.eq.1).and.(parNum.eq.83).and.(typSurf.eq.105)) then ! clwc |
|---|
| 194 | isec1(6)=246 ! indicatorOfParameter |
|---|
| 195 | elseif ((parCat.eq.1).and.(parNum.eq.84).and.(typSurf.eq.105)) then ! ciwc |
|---|
| 196 | isec1(6)=247 ! indicatorOfParameter |
|---|
| 197 | !hg end |
|---|
| 198 | elseif ((parCat.eq.3).and.(parNum.eq.0).and.(typSurf.eq.1)) then !SP |
|---|
| 199 | isec1(6)=134 ! indicatorOfParameter |
|---|
| 200 | elseif ((parCat.eq.2).and.(parNum.eq.32)) then ! W, actually eta dot |
|---|
| 201 | isec1(6)=135 ! indicatorOfParameter |
|---|
| 202 | elseif ((parCat.eq.128).and.(parNum.eq.77)) then ! W, actually eta dot |
|---|
| 203 | isec1(6)=135 ! indicatorOfParameter |
|---|
| 204 | elseif ((parCat.eq.3).and.(parNum.eq.0).and.(typSurf.eq.101)) then !SLP |
|---|
| 205 | isec1(6)=151 ! indicatorOfParameter |
|---|
| 206 | elseif ((parCat.eq.2).and.(parNum.eq.2).and.(typSurf.eq.103)) then ! 10U |
|---|
| 207 | isec1(6)=165 ! indicatorOfParameter |
|---|
| 208 | elseif ((parCat.eq.2).and.(parNum.eq.3).and.(typSurf.eq.103)) then ! 10V |
|---|
| 209 | isec1(6)=166 ! indicatorOfParameter |
|---|
| 210 | elseif ((parCat.eq.0).and.(parNum.eq.0).and.(typSurf.eq.103)) then ! 2T |
|---|
| 211 | isec1(6)=167 ! indicatorOfParameter |
|---|
| 212 | elseif ((parCat.eq.0).and.(parNum.eq.6).and.(typSurf.eq.103)) then ! 2D |
|---|
| 213 | isec1(6)=168 ! indicatorOfParameter |
|---|
| 214 | elseif ((parCat.eq.1).and.(parNum.eq.11).and.(typSurf.eq.1)) then ! SD |
|---|
| 215 | isec1(6)=141 ! indicatorOfParameter |
|---|
| 216 | conversion_factor=1000. |
|---|
| 217 | elseif ((parCat.eq.6).and.(parNum.eq.1) .or. parId .eq. 164) then ! CC |
|---|
| 218 | isec1(6)=164 ! indicatorOfParameter |
|---|
| 219 | elseif ((parCat.eq.1).and.(parNum.eq.9) .or. parId .eq. 142) then ! LSP |
|---|
| 220 | isec1(6)=142 ! indicatorOfParameter |
|---|
| 221 | elseif ((parCat.eq.1).and.(parNum.eq.10)) then ! CP |
|---|
| 222 | isec1(6)=143 ! indicatorOfParameter |
|---|
| 223 | conversion_factor=1000. |
|---|
| 224 | elseif ((parCat.eq.0).and.(parNum.eq.11).and.(typSurf.eq.1)) then ! SHF |
|---|
| 225 | isec1(6)=146 ! indicatorOfParameter |
|---|
| 226 | elseif ((parCat.eq.4).and.(parNum.eq.9).and.(typSurf.eq.1)) then ! SR |
|---|
| 227 | isec1(6)=176 ! indicatorOfParameter |
|---|
| 228 | elseif ((parCat.eq.2).and.(parNum.eq.17) .or. parId .eq. 180) then ! EWSS |
|---|
| 229 | isec1(6)=180 ! indicatorOfParameter |
|---|
| 230 | elseif ((parCat.eq.2).and.(parNum.eq.18) .or. parId .eq. 181) then ! NSSS |
|---|
| 231 | isec1(6)=181 ! indicatorOfParameter |
|---|
| 232 | elseif ((parCat.eq.3).and.(parNum.eq.4)) then ! ORO |
|---|
| 233 | isec1(6)=129 ! indicatorOfParameter |
|---|
| 234 | elseif ((parCat.eq.3).and.(parNum.eq.7) .or. parId .eq. 160) then ! SDO |
|---|
| 235 | isec1(6)=160 ! indicatorOfParameter |
|---|
| 236 | elseif ((discipl.eq.2).and.(parCat.eq.0).and.(parNum.eq.0).and. & |
|---|
| 237 | (typSurf.eq.1)) then ! LSM |
|---|
| 238 | isec1(6)=172 ! indicatorOfParameter |
|---|
| 239 | else |
|---|
| 240 | print*,'***WARNING: undefined GRiB2 message found!',discipl, & |
|---|
| 241 | parCat,parNum,typSurf |
|---|
| 242 | endif |
|---|
| 243 | if(parId .ne. isec1(6) .and. parId .ne. 77) then |
|---|
| 244 | write(*,*) 'parId',parId, 'isec1(6)',isec1(6) |
|---|
| 245 | ! stop |
|---|
| 246 | endif |
|---|
| 247 | |
|---|
| 248 | endif |
|---|
| 249 | |
|---|
| 250 | !HSO get the size and data of the values array |
|---|
| 251 | if (isec1(6).ne.-1) then |
|---|
| 252 | call grib_get_real4_array(igrib,'values',zsec4,iret) |
|---|
| 253 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 254 | endif |
|---|
| 255 | |
|---|
| 256 | !HSO get the required fields from section 2 in a gribex compatible manner |
|---|
| 257 | if (ifield.eq.1) then |
|---|
| 258 | call grib_get_int(igrib,'numberOfPointsAlongAParallel',isec2(2),iret) |
|---|
| 259 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 260 | call grib_get_int(igrib,'numberOfPointsAlongAMeridian',isec2(3),iret) |
|---|
| 261 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 262 | call grib_get_int(igrib,'numberOfVerticalCoordinateValues',isec2(12)) |
|---|
| 263 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 264 | ! CHECK GRID SPECIFICATIONS |
|---|
| 265 | if(isec2(2).ne.nxfield) stop 'READWIND: NX NOT CONSISTENT' |
|---|
| 266 | if(isec2(3).ne.ny) stop 'READWIND: NY NOT CONSISTENT' |
|---|
| 267 | if(isec2(12)/2-1.ne.nlev_ec) & |
|---|
| 268 | stop 'READWIND: VERTICAL DISCRETIZATION NOT CONSISTENT' |
|---|
| 269 | endif ! ifield |
|---|
| 270 | |
|---|
| 271 | !HSO get the second part of the grid dimensions only from GRiB1 messages |
|---|
| 272 | if (isec1(6) .eq. 167 .and. (gotGrid.eq.0)) then |
|---|
| 273 | call grib_get_real8(igrib,'longitudeOfFirstGridPointInDegrees', & |
|---|
| 274 | xauxin,iret) |
|---|
| 275 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 276 | call grib_get_real8(igrib,'latitudeOfLastGridPointInDegrees', & |
|---|
| 277 | yauxin,iret) |
|---|
| 278 | call grib_check(iret,gribFunction,gribErrorMsg) |
|---|
| 279 | if (xauxin.gt.180.) xauxin=xauxin-360.0 |
|---|
| 280 | if (xauxin.lt.-180.) xauxin=xauxin+360.0 |
|---|
| 281 | |
|---|
| 282 | xaux=xauxin+real(nxshift)*dx |
|---|
| 283 | yaux=yauxin |
|---|
| 284 | if (xaux.gt.180.) xaux=xaux-360.0 |
|---|
| 285 | if(abs(xaux-xlon0).gt.eps) & |
|---|
| 286 | stop 'READWIND: LOWER LEFT LONGITUDE NOT CONSISTENT' |
|---|
| 287 | if(abs(yaux-ylat0).gt.eps) & |
|---|
| 288 | stop 'READWIND: LOWER LEFT LATITUDE NOT CONSISTENT' |
|---|
| 289 | gotGrid=1 |
|---|
| 290 | endif ! gotGrid |
|---|
| 291 | |
|---|
| 292 | do j=0,nymin1 |
|---|
| 293 | do i=0,nxfield-1 |
|---|
| 294 | k=isec1(8) |
|---|
| 295 | if(isec1(6).eq.130) tth(i,j,nlev_ec-k+2,n)= &!! TEMPERATURE |
|---|
| 296 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 297 | if(isec1(6).eq.131) uuh(i,j,nlev_ec-k+2)= &!! U VELOCITY |
|---|
| 298 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 299 | if(isec1(6).eq.132) vvh(i,j,nlev_ec-k+2)= &!! V VELOCITY |
|---|
| 300 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 301 | if(isec1(6).eq.133) then !! SPEC. HUMIDITY |
|---|
| 302 | qvh(i,j,nlev_ec-k+2,n)=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 303 | if (qvh(i,j,nlev_ec-k+2,n) .lt. 0.) & |
|---|
| 304 | qvh(i,j,nlev_ec-k+2,n) = 0. |
|---|
| 305 | ! this is necessary because the gridded data may contain |
|---|
| 306 | ! spurious negative values |
|---|
| 307 | endif |
|---|
| 308 | if(isec1(6).eq.134) ps(i,j,1,n)= &!! SURF. PRESS. |
|---|
| 309 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 310 | |
|---|
| 311 | if(isec1(6).eq.135) wwh(i,j,nlev_ec-k+1)= &!! W VELOCITY |
|---|
| 312 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 313 | if(isec1(6).eq.141) sd(i,j,1,n)= &!! SNOW DEPTH |
|---|
| 314 | zsec4(nxfield*(ny-j-1)+i+1)/conversion_factor |
|---|
| 315 | if(isec1(6).eq.151) msl(i,j,1,n)= &!! SEA LEVEL PRESS. |
|---|
| 316 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 317 | if(isec1(6).eq.164) tcc(i,j,1,n)= &!! CLOUD COVER |
|---|
| 318 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 319 | if(isec1(6).eq.165) u10(i,j,1,n)= &!! 10 M U VELOCITY |
|---|
| 320 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 321 | if(isec1(6).eq.166) v10(i,j,1,n)= &!! 10 M V VELOCITY |
|---|
| 322 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 323 | if(isec1(6).eq.167) tt2(i,j,1,n)= &!! 2 M TEMPERATURE |
|---|
| 324 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 325 | if(isec1(6).eq.168) td2(i,j,1,n)= &!! 2 M DEW POINT |
|---|
| 326 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 327 | if(isec1(6).eq.142) then !! LARGE SCALE PREC. |
|---|
| 328 | lsprec(i,j,1,n)=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 329 | if (lsprec(i,j,1,n).lt.0.) lsprec(i,j,1,n)=0. |
|---|
| 330 | endif |
|---|
| 331 | if(isec1(6).eq.143) then !! CONVECTIVE PREC. |
|---|
| 332 | convprec(i,j,1,n)=zsec4(nxfield*(ny-j-1)+i+1)/conversion_factor |
|---|
| 333 | if (convprec(i,j,1,n).lt.0.) convprec(i,j,1,n)=0. |
|---|
| 334 | endif |
|---|
| 335 | if(isec1(6).eq.146) sshf(i,j,1,n)= &!! SENS. HEAT FLUX |
|---|
| 336 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 337 | if((isec1(6).eq.146).and.(zsec4(nxfield*(ny-j-1)+i+1).ne.0.)) & |
|---|
| 338 | hflswitch=.true. ! Heat flux available |
|---|
| 339 | if(isec1(6).eq.176) then !! SOLAR RADIATION |
|---|
| 340 | ssr(i,j,1,n)=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 341 | if (ssr(i,j,1,n).lt.0.) ssr(i,j,1,n)=0. |
|---|
| 342 | endif |
|---|
| 343 | if(isec1(6).eq.180) ewss(i,j)= &!! EW SURFACE STRESS |
|---|
| 344 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 345 | if(isec1(6).eq.181) nsss(i,j)= &!! NS SURFACE STRESS |
|---|
| 346 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 347 | if(((isec1(6).eq.180).or.(isec1(6).eq.181)).and. & |
|---|
| 348 | (zsec4(nxfield*(ny-j-1)+i+1).ne.0.)) strswitch=.true. ! stress available |
|---|
| 349 | !sec strswitch=.true. |
|---|
| 350 | if(isec1(6).eq.129) oro(i,j)= &!! ECMWF OROGRAPHY |
|---|
| 351 | zsec4(nxfield*(ny-j-1)+i+1)/ga |
|---|
| 352 | if(isec1(6).eq.160) excessoro(i,j)= &!! STANDARD DEVIATION OF OROGRAPHY |
|---|
| 353 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 354 | if(isec1(6).eq.172) lsm(i,j)= &!! ECMWF LAND SEA MASK |
|---|
| 355 | zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 356 | if(isec1(6).eq.131) iumax=max(iumax,nlev_ec-k+1) |
|---|
| 357 | if(isec1(6).eq.135) iwmax=max(iwmax,nlev_ec-k+1) |
|---|
| 358 | !hg READING CLOUD FIELDS ASWELL |
|---|
| 359 | if(isec1(6).eq.246) then !! CLWC Cloud liquid water content |
|---|
| 360 | clwch(i,j,nlev_ec-k+2,n)=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 361 | readclouds = .true. |
|---|
| 362 | !write(*,*) 'found water!' |
|---|
| 363 | endif |
|---|
| 364 | if(isec1(6).eq.247) then !! CIWC Cloud ice water content |
|---|
| 365 | ciwch(i,j,nlev_ec-k+2,n)=zsec4(nxfield*(ny-j-1)+i+1) |
|---|
| 366 | !write(*,*) 'found ice!' |
|---|
| 367 | endif |
|---|
| 368 | !hg end |
|---|
| 369 | |
|---|
| 370 | end do |
|---|
| 371 | end do |
|---|
| 372 | |
|---|
| 373 | call grib_release(igrib) |
|---|
| 374 | goto 10 !! READ NEXT LEVEL OR PARAMETER |
|---|
| 375 | ! |
|---|
| 376 | ! CLOSING OF INPUT DATA FILE |
|---|
| 377 | ! |
|---|
| 378 | |
|---|
| 379 | 50 call grib_close_file(ifile) |
|---|
| 380 | |
|---|
| 381 | !error message if no fields found with correct first longitude in it |
|---|
| 382 | if (gotGrid.eq.0) then |
|---|
| 383 | print*,'***ERROR: input file needs to contain GRiB1 formatted'// & |
|---|
| 384 | 'messages' |
|---|
| 385 | stop |
|---|
| 386 | endif |
|---|
| 387 | |
|---|
| 388 | if(levdiff2.eq.0) then |
|---|
| 389 | iwmax=nlev_ec+1 |
|---|
| 390 | do i=0,nxmin1 |
|---|
| 391 | do j=0,nymin1 |
|---|
| 392 | wwh(i,j,nlev_ec+1)=0. |
|---|
| 393 | end do |
|---|
| 394 | end do |
|---|
| 395 | endif |
|---|
| 396 | |
|---|
| 397 | ! For global fields, assign the leftmost data column also to the rightmost |
|---|
| 398 | ! data column; if required, shift whole grid by nxshift grid points |
|---|
| 399 | !************************************************************************* |
|---|
| 400 | |
|---|
| 401 | if (xglobal) then |
|---|
| 402 | call shift_field_0(ewss,nxfield,ny) |
|---|
| 403 | call shift_field_0(nsss,nxfield,ny) |
|---|
| 404 | call shift_field_0(oro,nxfield,ny) |
|---|
| 405 | call shift_field_0(excessoro,nxfield,ny) |
|---|
| 406 | call shift_field_0(lsm,nxfield,ny) |
|---|
| 407 | call shift_field(ps,nxfield,ny,1,1,2,n) |
|---|
| 408 | call shift_field(sd,nxfield,ny,1,1,2,n) |
|---|
| 409 | call shift_field(msl,nxfield,ny,1,1,2,n) |
|---|
| 410 | call shift_field(tcc,nxfield,ny,1,1,2,n) |
|---|
| 411 | call shift_field(u10,nxfield,ny,1,1,2,n) |
|---|
| 412 | call shift_field(v10,nxfield,ny,1,1,2,n) |
|---|
| 413 | call shift_field(tt2,nxfield,ny,1,1,2,n) |
|---|
| 414 | call shift_field(td2,nxfield,ny,1,1,2,n) |
|---|
| 415 | call shift_field(lsprec,nxfield,ny,1,1,2,n) |
|---|
| 416 | call shift_field(convprec,nxfield,ny,1,1,2,n) |
|---|
| 417 | call shift_field(sshf,nxfield,ny,1,1,2,n) |
|---|
| 418 | call shift_field(ssr,nxfield,ny,1,1,2,n) |
|---|
| 419 | call shift_field(tth,nxfield,ny,nuvzmax,nuvz,2,n) |
|---|
| 420 | call shift_field(qvh,nxfield,ny,nuvzmax,nuvz,2,n) |
|---|
| 421 | call shift_field(uuh,nxfield,ny,nuvzmax,nuvz,1,1) |
|---|
| 422 | call shift_field(vvh,nxfield,ny,nuvzmax,nuvz,1,1) |
|---|
| 423 | call shift_field(wwh,nxfield,ny,nwzmax,nwz,1,1) |
|---|
| 424 | !hg |
|---|
| 425 | call shift_field(clwch,nxfield,ny,nuvzmax,nuvz,2,n) |
|---|
| 426 | call shift_field(ciwch,nxfield,ny,nuvzmax,nuvz,2,n) |
|---|
| 427 | !hg end |
|---|
| 428 | |
|---|
| 429 | endif |
|---|
| 430 | |
|---|
| 431 | do i=0,nxmin1 |
|---|
| 432 | do j=0,nymin1 |
|---|
| 433 | surfstr(i,j,1,n)=sqrt(ewss(i,j)**2+nsss(i,j)**2) |
|---|
| 434 | end do |
|---|
| 435 | end do |
|---|
| 436 | |
|---|
| 437 | if ((.not.hflswitch).or.(.not.strswitch)) then |
|---|
| 438 | write(*,*) 'WARNING: No flux data contained in GRIB file ', & |
|---|
| 439 | wfname(indj) |
|---|
| 440 | |
|---|
| 441 | ! CALCULATE USTAR AND SSHF USING THE PROFILE METHOD |
|---|
| 442 | ! As ECMWF has increased the model resolution, such that now the first model |
|---|
| 443 | ! level is at about 10 m (where 10-m wind is given), use the 2nd ECMWF level |
|---|
| 444 | ! (3rd model level in FLEXPART) for the profile method |
|---|
| 445 | !*************************************************************************** |
|---|
| 446 | |
|---|
| 447 | do i=0,nxmin1 |
|---|
| 448 | do j=0,nymin1 |
|---|
| 449 | plev1=akz(3)+bkz(3)*ps(i,j,1,n) |
|---|
| 450 | pmean=0.5*(ps(i,j,1,n)+plev1) |
|---|
| 451 | tv=tth(i,j,3,n)*(1.+0.61*qvh(i,j,3,n)) |
|---|
| 452 | fu=-r_air*tv/ga/pmean |
|---|
| 453 | hlev1=fu*(plev1-ps(i,j,1,n)) ! HEIGTH OF FIRST MODEL LAYER |
|---|
| 454 | ff10m= sqrt(u10(i,j,1,n)**2+v10(i,j,1,n)**2) |
|---|
| 455 | fflev1=sqrt(uuh(i,j,3)**2+vvh(i,j,3)**2) |
|---|
| 456 | call pbl_profile(ps(i,j,1,n),td2(i,j,1,n),hlev1, & |
|---|
| 457 | tt2(i,j,1,n),tth(i,j,3,n),ff10m,fflev1, & |
|---|
| 458 | surfstr(i,j,1,n),sshf(i,j,1,n)) |
|---|
| 459 | if(sshf(i,j,1,n).gt.200.) sshf(i,j,1,n)=200. |
|---|
| 460 | if(sshf(i,j,1,n).lt.-400.) sshf(i,j,1,n)=-400. |
|---|
| 461 | end do |
|---|
| 462 | end do |
|---|
| 463 | endif |
|---|
| 464 | |
|---|
| 465 | |
|---|
| 466 | ! Assign 10 m wind to model level at eta=1.0 to have one additional model |
|---|
| 467 | ! level at the ground |
|---|
| 468 | ! Specific humidity is taken the same as at one level above |
|---|
| 469 | ! Temperature is taken as 2 m temperature |
|---|
| 470 | !************************************************************************** |
|---|
| 471 | |
|---|
| 472 | do i=0,nxmin1 |
|---|
| 473 | do j=0,nymin1 |
|---|
| 474 | uuh(i,j,1)=u10(i,j,1,n) |
|---|
| 475 | vvh(i,j,1)=v10(i,j,1,n) |
|---|
| 476 | qvh(i,j,1,n)=qvh(i,j,2,n) |
|---|
| 477 | tth(i,j,1,n)=tt2(i,j,1,n) |
|---|
| 478 | end do |
|---|
| 479 | end do |
|---|
| 480 | |
|---|
| 481 | if(iumax.ne.nuvz-1) stop 'READWIND: NUVZ NOT CONSISTENT' |
|---|
| 482 | if(iwmax.ne.nwz) stop 'READWIND: NWZ NOT CONSISTENT' |
|---|
| 483 | |
|---|
| 484 | return |
|---|
| 485 | |
|---|
| 486 | 888 write(*,*) ' #### FLEXPART MODEL ERROR! WINDFIELD #### ' |
|---|
| 487 | write(*,*) ' #### ',wfname(indj),' #### ' |
|---|
| 488 | write(*,*) ' #### IS NOT GRIB FORMAT !!! #### ' |
|---|
| 489 | stop 'Execution terminated' |
|---|
| 490 | |
|---|
| 491 | end subroutine readwind |
|---|
| 492 | |
|---|
