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titleExercise

Change to the experiment directory labelled by the date chosen:

Code Block
languagebash
titlee.g.
cd scratch/ENFO/2013102400/       #  your date may be different

There are two experiment directories: cf000 and pf001. cf000 is for the control forecast which is not used here. pf001 is the single perturbation forecast.

Code Block
languagebash
titleexamine files in the experiment directory
cd pf001
ls

Understand what the different files in the experiment directory are for.

ICM* : these are the initial starting files. ICMGG* are the initial gridpoint files, ICMSH* are the initial spectral fields.

Use the 'grib_ls' command to examine the initial files:

Code Block
grib_ls ICMGGgc1dINITICMGGoifsINIT
grib_ls ICMSHgc1dINITICMSHoifsINIT

The file: namelistfc is the model 'NAMELIST'. It contains a list of variable settings or 'switches' that control what the model does. These variables are grouped into separate fortran namelists.

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titleContents of output directory after successful run

When the model completes the forecast successfully, the following files will be found in the output directory. Files with '+' in the name are the model output files. ICMSH are the spectral fields, ICMGG are the gridpoint fields.

 

ICMGGgc1dICMGGoifs+000000  ICMGGgc1dICMGGoifs+000048  ICMGGgc1dICMGGoifs+000096  ICMGGgc1dICMGGoifs+000144  ICMSHgc1dICMSHoifs+000016  ICMSHgc1dICMSHoifs+000064  ICMSHgc1dICMSHoifs+000112  ICMSHgc1dICMSHoifs+000160  oifs.log

ICMGGgc1dICMGGoifs+000016  ICMGGgc1dICMGGoifs+000064  ICMGGgc1dICMGGoifs+000112  ICMGGgc1dICMGGoifs+000160  ICMSHgc1dICMSHoifs+000032  ICMSHgc1dICMSHoifs+000080  ICMSHgc1dICMSHoifs+000128  NODE.001_01

ICMGGgc1dICMGGoifs+000032  ICMGGgc1dICMGGoifs+000080  ICMGGgc1dICMGGoifs+000128  ICMSHgc1dICMSHoifs+000000  ICMSHgc1dICMSHoifs+000048  ICMSHgc1dICMSHoifs+000096  ICMSHgc1dICMSHoifs+000144  ifs.stat

Run number

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titleExample of second run of a forecast for 5 days

oifs_run -e gc1d oifs -l mynamelist -x 2 -f d5 -q

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