Global Sea Ice Concentration climate data record (SMMR/SSMI/SSMIS), release 2

Superseded Superseded climate product
Acronym : GBL REP SICO
Product navigator reference :


OSI SAF producer : Norwegian Meteorological Institute
Identifier : OSI-450
Digital object identifier (DOI) 10.15770/EUM_SAF_OSI_0008
Acronym for EDC (APNM) : OR2017SICOGB
Processing level : L3+L4
Satellite input : SMMR, DMSP/SSM/I, DMSP/SSMIS
Other input : ECMWF re-analysis and forecast for atmospheric correction
Temporal sampling : 1 per day
Central time : 12:00
Spatial coverage : Global
Spatial sampling : 25 km
Projection : Lambert azimuthal
File Formats : HL FTP Server (NetCDF4), EDC (NetCDF4)
Characteristics & methods : Daily averaged fractional ice cover in percentage.
Data Access

OSI SAF FTP server

Directory: conc-cont-reproc/v2p0

Accuracy Requirements
Target accuracy : 8 %
Verification/validation method : Comparison with high spatial resolution manual ice charts (available between twice a week and once a week) : the performance shall be validated for only the “ice” and “water” cases, separately.
Applications and users
Usage : Climate models, NWP and Ocean/Ice hindcast models, environmental agencies.
Authorised to be operational / released :
Declared operational / released since :
On EDC since :
On FTP server since :
First date :
Last date :
Detailed history :

This Climate Data Record has been reprocessed several times:

[1st release] OSI-409 and OSI-409-a

[2nd release] OSI-450 was released in 2017

[3rd release] OSI-450-a was released in 2022. We advice you to use the latest release.

  • Use of this dataset should be acknowledged with the following citation: EUMETSAT Ocean and Sea Ice Satellite Application Facility, Global sea ice concentration climate data record 1979-2015 (v2.0, 2017), OSI-450, doi: 10.15770/EUM_SAF_OSI_0008, (Data extracted from OSI SAF FTP server/EUMETSAT Data Center: ([extracted period],) ([extracted domain],)) accessed [download date]

    Supersedes OSI-409 and OSI-409-a.

    Superseded by OSI-450-a in November 2022.

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