Aviation | News | 2021-06-17 | WMO publishes update to WMO-No. 49, Volume II, Meteorological Service for International Air Navigation
WMO has today published a 2021 update to Technical Regulations (WMO-No. 49), Volume II, Meteorological Service for International Air Navigation.
The 2021 update is available via the WMO e-Library here in English, French, Spanish, Russian, Chinese and Arabic.
This update, endorsed through Resolution 4.1(5)/1 (EC-73), brings Volume II of the WMO Technical Regulations into alignment with Amendment 80 to ICAO Annex 3, Meteorological Service for International Air Navigation applicable on 4 November 2021.
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