9. Retrieve historical ECMWF fields (ERA40) for FLEXPART

Retrieving ECMWF historcal grid data (example for ERA_40 or ERA-INTERIM):

Under 7. Re

3. Check that the file flex_ecmwf_91_global_1.0_ecgate contains the following:

(for an overview over the parameters and what they mean - see bottom of page)

-----------------------------------
BEGIN: modification of config file
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cat <<EOF >CONTROL_ERA
DAY1 YYYYMMDD1
DAY2 YYYYMMDD2
DTIME 3
FORCE_EPS 0  (ENSEMBLE)
FORCE_EI 0   (ERA-INTERIM)
FORCE_ERA 0  (ERA-40)
M_GRID 100  
M_LEFT -17800
M_LOWER -9000
M_UPPER 9000
M_RIGHT 18100
M_LEVEL 91
M_RESOL 255
M_GAUSS 1
M_ACCURACY 24
M_OMEGA 0
M_OMEGADIFF 0
M_SMOOTH 179
M_ADDPAR /27/28/173/186/187/188/235/139/39
M_FORMAT GRIB2
GATEWAY ecaccess.ecmwf.int
DESTINATION flexpart                                (or change to another of your MS associations)
ECSTORAGE 1
ECTRANS 1
ECFSDIR ectmp:/${USER}/oper_YYYY_MM/
MAILOPS ${USER}
MAILFAIL ${USER}
EXEDIR .
SOURCECODE /home/ms/no/sbc/flex_extract_ecgate_V4     (CHANGE TO YOUR USER!!)
EOF   
-----------------------------------
- END: modification of config file
-----------------------------------