• The NSIDC DAAC is retiring access to its legacy, on-premises data archive and transitioning to the NASA Earthdata Cloud as the primary data archive. View planned retirement dates here.

ICESat-2 L4 Along-Track Sea Ice Thickness, Version 1
Data set id:
IS2SITDAT4
DOI: 10.5067/JTI5YG3S6VAJ
This is the most recent version of these data.
Version Summary
Initial release

Overview

This data set reports daily, along-track winter sea ice thickness across the Arctic Ocean. Sea ice thickness is estimated using ATLAS/ICESat-2 L3A Sea Ice Freeboard (ATL10), Version 5 data and NASA Eulerian Snow On Sea Ice Model (NESOSIM) snow loading.
Parameter(s):
FREEBOARDICE DEPTH/THICKNESSSNOW DEPTH
Platform(s):
ICESat-2, MODELS
Sensor(s):
ATLAS, NOT APPLICABLE
Data Format(s):
netCDF-4
Temporal Coverage:
14 October 2018 to 1 May 2022
Temporal Resolution:
  • 91 day
Spatial Resolution:
  • varies
  • varies
Spatial Reference System(s):
NSIDC Sea Ice Polar Stereographic North
EPSG:3411
Spatial Coverage:
N:
88
S:
60
E:
180
W:
-180
Blue outlined yellow areas on the map below indicate the spatial coverage for this data set.

Data Access & Tools

A free NASA Earthdata Login account is required to access these data. Learn More

Help Articles

General Questions & FAQs

This article covers frequently asked questions about the NASA NSIDC DAAC's Earthdata cloud migration project and what it means to data users.
The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) is migrating its primary data access from its legacy, on-premises archive to the NASA Earthdata Cloud.

How to Articles

Many NSIDC DAAC data sets can be accessed using NSIDC DAAC's Data Access Tool. This tool provides the ability to search and filter data with spatial and temporal constraints using a map-based interface.Users have the option to: