I

Technical Regulations (WMO-No. 49), Volume I: General Meteorological Standards and Recommended Practices

This volume contains the regulations of the World Weather Watch; climatology; meteorological services for marine activities, agriculture and environmental pollution; meteorological bibliography and publications; education and training; units and procedures used in international meteorological research programmes and during special observational periods.
http://library.wmo.int/opac/index.php?lvl=notice_display&id=14073

II

Technical Regulations (WMO-No. 49), Volume II: Meteorological Service for International Air Navigation

These regulations, agreed upon with the International Civil Aviation Organization (ICAO), cover the basic obligations for the provision of meteorological services to international air navigation.
http://library.wmo.int/opac/index.php?lvl=notice_display&id=5790

III

Technical regulations (WMO-No. 49), Volume III: Hydrology

This volume contains definitions of technical terms, a classification of hydrological observing stations, and guidance on the establishment of networks of these stations, their identification, observing programmes, equipment and methods of observation. It also contains a chapter on meteorological services for hydrology.
http://library.wmo.int/opac/index.php?lvl=notice_display&id=10700

IV

Technical Regulations (WMO-No. 49), Volume IV: (under development)

I

International Cloud Atlas (WMO-No. 407), Volume I – Manual on the Observation of Clouds and Other Meteors

Volume I contains a descriptive and explanatory text concerning the general classification of meteors (Part I), clouds (Part II) and meteors other than clouds (Part III).

http://library.wmo.int/opac/index.php?lvl=notice_display&id=5357

II

Manual on Codes (WMO-No. 306), Volume I

Volume I contains WMO international codes for meteorological data and other geophysical data relating to meteorology; it constitutes Annex II of the WMO Technical Regulations and, therefore, has the status of a Technical Regulation. It is issued in two volumes: Volume I.1, containing Part A, and Volume I.2, containing Part B and Part C.

http://library.wmo.int/opac/index.php?lvl=notice_display&id=13617

III

Manual on the Global Telecommunication System (WMO-No. 386), Volume I

A manual intended to facilitate cooperation in meteorological telecommunications between Members; to specify obligations of Members in the implementation of the World Weather Watch Global Telecommunication System; and to ensure uniformity and standardization in the practices and procedures employed in achieving these.

http://library.wmo.int/opac/index.php?lvl=notice_display&id=10728

IV

Manual on the Global Data-processing and Forecasting System (WMO-No.485)

This manual is designed to facilitate cooperation in data-processing and forecasting among Members; to specify obligations of Members in the implementation of the World Weather Watch (WWW) Global Data Processing and Forecasting System (GDPFS); and to ensure adequate uniformity and standardization in the practices and procedures employed in achieving these.

http://library.wmo.int/opac/index.php?lvl=notice_display&id=12793

V

Manual on the Global Observing System (WMO-No. 544), Volume I

This manual is designed to facilitate cooperation in observations between Members; to specify obligations of Members in the implementation of the World Weather Watch Global Observing System; and to ensure adequate uniformity and standardization of the practices and procedures employed in achieving these. It constitutes Annex V to the WMO Technical Regulations.

http://library.wmo.int/opac/index.php?lvl=notice_display&id=3856

VI

Manual on Marine Meteorological Services (WMO-No. 558) Volume I

This manual is designed to facilitate cooperation in respect of the international coordination of marine meteorological services (MMS); to specify obligations of Members in the implementation of MMS; and to ensure uniformity in the practices and procedures employed in achieving these. It also aims to facilitate the development of adequate support from World Weather Watch (WWW) to MMS.

http://library.wmo.int/opac/index.php?lvl=notice_display&id=9784

VII

Manual on the WMO Information System (WMO-No. 1060)

This manual is designed to ensure adequate uniformity and standardization of data, information and communications practices, procedures and specifications employed among World Meteorological Organization (WMO) Members in the operation of the WMO Information System (WIS) as it supports the mission of the Organization. The Manual sets out standard practices, procedures and specifications (distinguished by the term shall) having the status of requirements in a technical resolution that WMO Members are required to follow or implement in accordance with Article 9 of the Convention. The Manual also sets out recommended practices, procedures and specifications (distinguished by the term should) with which Members are urged to comply.

http://library.wmo.int/opac/index.php?lvl=notice_display&id=9254

VIII

Manual on the Implementation of Education and Training Standards in Meteorology and Hydrology (WMO-No. 1083), Volume I

This manual is intended to facilitate a common understanding of the basic qualifications being required of individuals who are to be recognized either as Meteorologists or as Meteorological Technicians, as defined by World Meteorological Organization (WMO), while also assisting National Meteorological and Hydrological Services (NMHSs) in establishing their respective personnel classification systems and training programmes to satisfactorily meet international standards.

http://library.wmo.int/opac/index.php?lvl=notice_display&id=10770