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Follow this link to the official UK Met Office model changes page for more details about each version..
Description of the model changes
(follow the model version links below for more details)
GloSea6
- 02-02-2021: GloSea6 forecasts and hindcasts replace the GloSea5 system
GloSea5
Changes:
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Detailed model description
Page containing details for all model configurations available in S2S since the project start => UKMO model description
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Overview of the model changes
| Model version | Implement. date in S2S | Time range | Resolution | Ens. Size | Frequency | Re-forecasts | Rfc period | Rfc frequency | Rfc size | Ocean resolution | Active Sea Ice | Remarks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GloSea6 | 02/02/2021 | d 0-60 | N216 L85 | 3+1 | daily | on the fly | 1993-2016 | 4/month | 6+1 | 0.25° L75 | yes | |
| GloSea5-GC2-LI | 03/04/2019 | d 0-60 | N216 L85 0.83° x 0.56° (approx 60km in mid-latitudes) | 3+1 | daily | on the fly | 1993-2016 | 4/month (always on the 1st, 9th, 17th and 25th) | 6+1 | 0.25° L75 | yes | reforecasts changed to the new model version since 09/04/2019 |
| GloSea5 | 01/09/2018 | d 0-60 | N216 L85 0.83° x 0.56° (approx 60km in mid-latitudes) | 3+1 | daily | on the fly | 1993-2016 | 4/month (always on the 1st, 9th, 17th and 25th) | 6+1 | 0.25° L75 | yes | |
| GloSea5 | 25/03/2017 | d 0-60 | N216 L85 0.83° x 0.56° (approx 60km in mid-latitudes) | 3+1 | daily | on the fly | 1993-2015 | 4/month (always on the 1st, 9th, 17th and 25th) | 6+1 | 0.25° L75 | yes | |
| GloSea5 | 17/04/2016 | d 0-60 | N216 L85 0.83° x 0.56° (approx 60km in mid-latitudes) | 3+1 | daily | on the fly | 1993-2015 | 4/month (always on the 1st, 9th, 17th and 25th) | 2+1 | 0.25° L75 | yes | |
| GloSea5 | 01/01/2016 | d 0-60 | N216 L85 0.83° x 0.56° (approx 60km in mid-latitudes) | 3+1 | daily | on the fly | 1996-2009 | 4/month (always on the 1st, 9th, 17th and 25th) | 2+1 | 0.25° L75 | yes | on the fly reforecasts added since 01/01/2016 |
| GloSea5 | 01/12/2015 | d 0-60 | N216 L85 0.83° x 0.56° (approx 60km in mid-latitudes) | 3+1 | daily | 0.25° L75 | yes |
Description of the main changes
GloSea6
- 02-02-2021: GloSea6 forecasts and hindcasts replace the GloSea5 system
GloSea5
Changes:
- 03-04-2019: Change of the model version to GloSea5-GC2-LI (applies also to reforecasts from the run on 09-04-2019)
- 01-09-2018: The reforecasts have been extended with 1 more hindcast year 2016
- 25-03-2017: The number of reforecasts has been increased to 7
- 17-04-2016: The reforecasts have been extended with 9 more hindcast years (1993-1995, 2010 to 2015)