U.S. National Ice Center Arctic and Antarctic Sea Ice Charts in SIGRID-3 Format, Version 1

This data set provides total sea ice concentration, partial concentration, stage of development, and ice form as defined by the World Meteorological Organization in SIGRID-3 shapefiles. The data are from the U.S. National Ice Center (USNIC) and span 2003 to the present.

Data and Resources

Additional Info

Field	Value
Maintainer	Earthdata Forum
Last Updated	April 21, 2025, 06:05 (UTC)
Created	April 1, 2025, 19:44 (UTC)
accessLevel	public
bureauCode	{026:00}
catalog_conformsTo	https://project-open-data.cio.gov/v1.1/schema
harvest_object_id	6b71d443-b9c4-4bfb-aa3d-b470ec01431d
harvest_source_id	b99e41c6-fe79-4c19-bbc3-9b6c8111bfac
harvest_source_title	Science Discovery Engine
identifier	10.7265/4b7s-rn93
modified	2025-04-21T00:55:18Z
programCode	{026:000}
publisher	NSIDC
resource-type	Dataset
source_datajson_identifier	true
source_hash	193e6a3ffa5144edfcf5c2428925d120a87a5733d3422c20c5a2b571839d5fa5
source_schema_version	1.1
spatial	["CARTESIAN",[{"WestBoundingCoordinate":-180.0,"NorthBoundingCoordinate":90.0,"EastBoundingCoordinate":180.0,"SouthBoundingCoordinate":19.0},{"WestBoundingCoordinate":-180.0,"NorthBoundingCoordinate":-19.0,"EastBoundingCoordinate":180.0,"SouthBoundingCoordinate":-90.0}]]
theme	{"Earth Science"}