MetOffice contribution to C3S will come from their new seasonal forecasting system, GloSea6, from March 2021

• Hindcast data for March start dates from this new system is already available at the CDS.
• Real-time forecast data for March 2021 will be published on 13th March at 12GMT.
• A change in the labelling of 'system' versions for the MetOffice has been implemented. GloSea6 data will be initially labelled as system=600. More details here.