PP Binary Format

PP file format

A brief description of the PP format with links to software utilities and code tables.


PP-format is a record-based binary format used in a number of datasets archived in the CEDA archives. It is a Met Office proprietary format mainly associated with Met Office products, though not exclusively.

CEDA holds a number of software utilities available for handling PP. These including decoding, unpacking, subsetting, converting and byte-swapping. Please see the XCONV/CONVSH pages for details on the software available.

Description of PP-format

The official Met Office Unified Model Documentation Paper F3 describes the PP-format in some detail.

More information about tools and the pp-format can be found on the NCAS CMS site.

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