NOAA@NSIDC is pleased to announce the upcoming release of Sea Ice Index, Version 4, available at the National Snow and Ice Data Center on August 1. This new version transitions from SSMIS to AMSR2 ...

A prolonged period of extensive ice sheet melting from roughly July 7 to July 20 tipped the 2025 melt season to above the ...

ICESat-2 Derived Canopy Height Model, Version 1 is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set provides a regression-based ...

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The SnowEx21 Prairie Station Digital Surface Models from UAV-LiDAR, Version 1 data set, available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been ...

With the migration of GLAS/ICESat data to the NASA Earthdata Cloud, transformation services will be retired and no replacement services in the cloud are planned for GLAS/ICESat L1B Global Elevation ...

These data sets provide daily files of brightness temperature data and sea ice concentrations for both the Northern and Southern Hemispheres. These data products serve as a replacement for the ...

What This Means For You: As a user of these datasets, you should anticipate a gap in data availability during the transition to alternative sources. We are actively evaluating possible alternative ...

By Agnieszka Gautier Much like a conveyer belt, an atmospheric river transports moisture from the tropical and subtropical oceans and dumps it as rain or snow in cooler regions. These long, narrow ...

Effective May 5, 2025, NOAA’s National Centers for Environmental Information (NCEI) will decommission its snow and ice data products from the Coasts, Oceans, and Geophysics Science Division (COGS). As ...

Arctic sea ice extent through most of April changed very little. Only at the end of the month did extent begin to decline. Because the month started with unusually low extent, however, the average ...

This update includes the addition of the AMSR-E derived data, with each product now covering the temporal range of June 2002 - present (with a gap in data from October 2011 - July 2012, between the ...