6 parameters were agreed for common verification.


  • Output type: forecast

  • Output time: 0, 6, 12, 18 UTC if available

  • Output frequency: between 1 and 6 hours (i.e. the shortest available and including step 0)

  • Full technical details

The wave parameters are based on the full 2-D spectrum (to avoid ambiguity in the names coming form the latest WMO GRIB2 code tables)

Follow the links for exact GRIB2 WMO compliant definitions.