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Description

Metview Macro Library function. Extract fields from FLEXPART output GRIB files.

Usage

fieldset flexpart_filter(...)

This function uses a set of named parameters as argument.

Parameters

source

The FLEXPART output GRIB file.

data

The FLEXPART output GRIB as a fieldset. It takes precedence over source.

param

The shortName of the parameter to extract.

levType

The type of level to extract. The possible values are: "hl" and "sfc". The default is "hl".

level

The level to extract.

step

The forecast step to extract.

release

The release to extract. Release indexing starts at 1.

ageclass

The ageclass to extract. Ageclass indexing starts at 1.

Example

# to read parameter mdc (mass density concentration) for level 5000 m, for all the timesteps, releases and ageclasses

g=flexpart_filter(source: "my_flexpart_output.grib",param: "mdc",level: 5000)