<Information for Migration>

~last updated: 2 March 2021~

This page is no longer maintained. Please go to https://community.wmo.int/activity-areas/wis.

Information on Migration to TDCF

Regulations

Encoding/decoding

How to code Traditional WMO Observations in BUFR or CREX.
BUFR/CREX templates with regulations for reporting, encoding and decoding
from the Manual on Codes, Part C (useful for programmers, approved by CBS Ext. 06)
For other data types: Examples of other BURF/CREX templates

Background information

Introduction	Introduction to Table Driven Codes: BUFR and CREX English French
Migration plan	Summary of Plan for the Migration to Table-driven Code Forms English French Spanish Russian Chinese Arabic
Migration plan	Plan for the Migration to Table-driven Code Forms [PDF]
Status of migration	Analysis of the replies to the questionnaire on Migration to TDCF distributed at the end of year 2007
	BUFR and CREX bulletins
	Monitoring of the migration to TDCF during the period July 2009 - April 2010
	WMO letter OBS/DRM/MTDCF (PR-6461) dated 17 November 2009 (pdf), Annex 1 (MS Word), Annex 2 (MS Word)
	Compilation of the replies: Status of the national plans for the migration to TDCF as at June 2010
CBS-Ext.(06)	Statement on Migration to TDCF by CBS-Ext.(06), November 2006

Training materials, software packages by WMO Members and verification service by ECMWF

Self training	How to explain Table Driven Code Forms: Presentations in English et en Français
Encoding/decoding - Software packages	The slide No. 35 of the PowerPoint presentation on "Why and how the Migration to TDCF?" includes information on software packages available for encoding/decoding - Updates to this information should be sent to the WMO Secretariat as required.
BUFR/CREX data verification service	ECMWF Web verification service

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