Meteorological Watch Office

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Term Meteorological Watch Office
Status


Mandatory for


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Narrower term


Abbreviation

MWO

Definition

A meteorological office designated to:

— maintain watch over meteorological conditions affecting flight operations within its area of responsibility (a Flight Information Region (FIR) or a control area or combinations thereof);

— prepare SIGMET and other information related to its area of responsibility;

— supply SIGMET information and, as required, other meteorological information to associated air traffic services units (i.e. ACC or FIC);

— disseminate SIGMET information;

— supply information received on pre-eruption volcanic activity, a volcanic eruption and volcanic ash cloud for which a SIGMET has not already been issued, to its associated ACC/FIC, as agreed between the meteorological and ATS authorities concerned, and to its associated Volcanic Ash Advisory Centre (VAAC) as determined by regional air navigation agreement; and

— supply information received concerning the accidental release of radioactive materials into the atmosphere, in the area for which it maintains watch or adjacent areas, to its associated ACC/FIC, as agreed between the meteorological and ATS authorities concerned, and to aeronautical information service units, as agreed between the meteorological and appropriate civil aviation authorities concerned.

Definition Source

ICAO, Doc. 9377 Manual on Coordination between Air Traffic Services, Aeronautical Information Services and Aeronautical Meteorological Services (2008)

Note