• As of 9 June 2023, bi-weekly production of the Antarctic data in this data set has been suspended indefinitely. The Arctic data is not affected and will continue to be produced. 

U.S. National Ice Center Arctic and Antarctic Sea Ice Charts in SIGRID-3 Format, Version 1
Data set id:
G10013
DOI: 10.7265/4b7s-rn93
This is the most recent version of these data.
Version Summary
Initial release

Overview

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 span 2003 to the present.
Parameter(s):
ICE TYPESSEA ICE CONCENTRATION
Platform(s):
SATELLITES
Sensor(s):
SAR, VISIBLE SPECTROMETER
Data Format(s):
Shapefile
Temporal Coverage:
6 January 2003 to present
Temporal Resolution:
Not Specified
Spatial Resolution:
  • Not Specified
Spatial Coverage:
N:
90
S:
19
E:
180
W:
-180
N:
-19
S:
-90
E:
180
W:
-180
Blue outlined yellow areas on the map below indicate the spatial coverage for this data set.

Data Access & Tools

Help Articles

How to Articles

NOAA@NSIDC data recently transitioned to HTTPS. The directory structure has NOT changed, but the beginning of the URL has changed from: ftp://sidads.colorado.edu/pub/DATASETS/ to: