VOS Metadata

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  • E-SURFMAR Metadata Database


  • Documentation


  • VOS classes
Definitions extracted from WMO Pub No 47
  • Selected: A mobile ship station which is equipped with sufficient certified meteorological instruments for making observations, transmitsregular weather reports and enters the observations in a meteorological logbook. A Selected ship should have at least a barometer,a thermometer to measure SST, a psychrometer (for AT and humidity), a barograph and possibly an anemometer.
  • Supplementary: A supplementary ship is a mobile ship station equipped with a limited number of certified meteorological instruments for makingobservations. It transmits regular weather reports and enters the observations in a meteorological logbook.
  • Auxiliary: Auxuliary ships are mobile ship stations, normally without certified meteorological instruments, which transmits in a reduced codeform or in plain language, either on a routine basis or on request, in certain areas and under certain conditions.