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Interim extranet supporting technical-related activities

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ManCodes3ICAOpractice

ICAO practices for the use of iwxxm
The following practices are required when iwxxm is used to support ICAO activities.

  1. When using AMHS to exchange information that is represented in IWXXM, a COLLECT document should be used.

IWXXM status

Link to definitions of terms describing the status

Releases of IWXXM

Note that in this table the "status" refers only to the status of the release in WMO-No. 306 Manual on Codes.

IWXXM release IWXXM version Status Edition Rules release Code table release
IWXXM 1.2 iwxxm 1.2 operational FM 205-15 1.2 1.2
IWXXM 2.1 iwxxm 2.1.0 deprecated FM 205-16 2.1.0 2.1.0
iwxxm 2.1.1 operational FM 205-16 2.1.1 2.1.1


Compatibility of releases of IWXXM with requirements of Annex 3 to the Convention on International Air Navigation

This table is not authoritative and is provided for guidance only. Refer to ICAO documentation for authoritative guidance.


Amendment IWXXM release Status Comments
Amendment 76 iwxxm 1.2 operational
Amendment 77 iwxxm 2.1.0 deprecated Known problems with validating TAF and SIGMET. Use release 2.1.1 from 15 May 2018.
iwxxm 2.1.1 operational
Amendment 78 iwxxm 3.0.0 unavailable

Future developments of iwxxm

The tentative schedule for developing new releases of iwxxm is provided elsewhere on this wiki.





Page last modified on Friday 01 of December, 2017 13:01:09 CET