Data Set ID:

Unified Sea Ice Thickness Climate Data Record, 1947 Onward, Version 1

The Unified Sea Ice Thickness Climate Data Record, 1947 Onward is the result of a concerted effort to collect as many observations as possible of Arctic and Antarctic sea ice draft, freeboard, and thickness and to format them consistently with clear documentation, allowing the scientific community to better utilize what is now a considerable body of observations.

This is the most recent version of these data.

STANDARD Level of Service

Data: Data integrity and usability verified

Documentation: Key metadata and user guide available

User Support: Assistance with data access and usage; guidance on use of data in tools

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  • Sea Ice > Ice Depth/Thickness > ICE DEPTH/THICKNESS
  • Sea Ice > Ice Draft
  • Snow/Ice > Snow/Ice Temperature > Snow Temperature
Data Format(s):
Spatial Coverage:
N: 90, 
S: 60, 
E: 180, 
W: -180
Spatial Resolution:
  • 50 km
Temporal Coverage:
  • 1 January 1947 to 1 January 2017
(updated 2017)
Temporal Resolution1 monthMetadata XML:View Metadata Record
Data Contributor(s):Ron Lindsay, Axel Schweiger

Geographic Coverage

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As a condition of using these data, you must cite the use of this data set using the following citation. For more information, see our Use and Copyright Web page.

Lindsay, R. and A. J. Schweiger. 2013, updated 2017. Unified Sea Ice Thickness Climate Data Record, 1947 Onward, Version 1. [Indicate subset used]. Boulder, Colorado USA. NSIDC: National Snow and Ice Data Center. doi: [Date Accessed].

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