WIS Manuals

~Last update: 28 August 2023~

Amendments*

Amendments Status Implementation

Manual on Codes vI.2 (Fast-Track 2023-2)

amendments to GRIB, BUFR, and CCT

Draft

(28 August 2023)

30 November 2023

Manual on Codes vI.3 and WMO Codes Registry (Fast-Track 2023-2) 

amendments to WIGOS Metadata Data Representation and WMO Codes Registry

Draft

(28 August 2023)

30 November 2023

Manual on Codes vI.2 (Fast-Track 2023-1)

amendments to GRIB, BUFR, and CCT

Latest Machine Codes

WMO Approval

(2 June 2023)

31 May 15 June 2023

Manual on Codes vI.3 and WMO Codes Registry (Fast-Track 2023-1) 

amendments to WIGOS Metadata Data Representation and WMO Codes Registry

WMO Approval

(2 June 2023)

31 May 15 June 2023

Manual on Codes vI.3 (Fast-Track 2023-1)

amendments to IWXXM 

WMO Approval

(2 June 2023)

31 May 15 June 2023

Manual on Codes vI.2 and I.3 (INFCOM and EC-76)

  • New section on Climate and Forecast (CF) profiles
  • New BUFR technical regulations for GBON reporting practices
  • Amendments reflecting WMO reform 

Approved by EC-76

(March 2023)

-

Manual on Codes vI.2 (Fast-Track 2022-2)

amendments to GRIB, BUFR, and CCT

WMO Adoption

(15 Nov 2022)

15 November 2022

Manual on Codes vI.3 and WMO Codes Registry (Fast-Track 2022-2) 

amendments to WIGOS Metadata Data Representation and WMO Codes Registry

WMO Adoption

(15 November 2022)

15 November 2022

Manual on Codes vI.3 and WMO Codes Registry (Fast-Track 2022-1) 

amendments to WIGOS Metadata Data Representation and WMO Codes Registry

WMO Adoption

(30 May 2022)

1 July 2022

Manual on Codes vI.3 and WMO Codes Registry (Fast-Track 2021-2) 

amendments to WIGOS Metadata Data Representation and WMO Codes Registry

WMO Adoption

(14 Oct 2021)

15 November 2021

Manual on Codes vI.3 and WMO Codes Registry (Fast-Track 2021-2)

amendments to IWXXM and WMO Codes Registry 

WMO Adoption

(14 Oct 2021)

15 November 2021

Manual on Codes vI.3 and WMO Codes Registry (Fast-Track 2021-1)

amendments to WIGOS Metadata Data Representation and WMO Codes Registry

WMO Adoption

(27 April 2021)

15 June 2021

* Go to About Amendment Processes page or View all amendments in SharePoint directory.

Manuals

See more at WIS Guides and Associated Publications.

Title Related Community Page(s)

Manual on the WMO Information System

Annex VII to the WMO Technical Regulations

WMO-No. 1060

WCMP

Manual on the Global Telecommunication System

Annex III to the WMO Technical Regulations

WMO-No. 386

 

Manual on Codes - International Codes, Volume I.1 

part A- Alphanumeric Codes

Annex II to the WMO Technical Regulations

note: Per Resolution 12 (EC-69), "the status of the Manual on Codes, Volume I.1 shall remain unchanged until such time as the traditional alphanumeric codes are no longer supported for operational exchange by World Weather Watch"

Volume I.1

Manual on Codes - International Codes, Volume I.2

Part B – Binary Codes, Part C – Common Features to Binary and Alphanumeric Codes

Annex II to the WMO Technical Regulations

WMO-No. 306 

Volume I.2

Latest Machine Codes

Manual on Codes - International Codes, Volume I.3

Part D – Representations derived from data models

Annex II to the WMO Technical Regulations

WMO-No. 306

Volume I.3
Manual on Codes - Regional Codes and National Coding Practices, Volume II Volume II