Aviation | News | 2020-02-15 | WMO publishes update to the Manual on the Global Data-processing and Forecasting System (WMO-No. 485)

WMO has just published an update to WMO-No. 485, Manual on the Global Data-processing and Forecasting System, Annex IV to the WMO Technical Regulations.

The update is available via the WMO e-Library here in English. The French, Spanish and Russian language versions will be available in due course.

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