Snow-covered area averaged across the western United States was 34 percent of average for March, ranking last in the 26-year ...

NSIDC is pleased to announce that we have added new regions to Snow Today that include Alaska and four Canadian provinces (Yukon, Northwest Territories, British Columbia, and Alberta). This comes as ...

NOAA@NSIDC is pleased to announce that 162 new photographs have been added to the Glacier Photograph Collection. These images span 1896–2025 and include: About 90 new repeat photographs (taken in 2023 ...

The MEaSUREs Multi-year Reference Velocity Maps of the Antarctic Ice Sheet, Version 1 data set, available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), ...

The MEaSUREs Annual Antarctic Ice Velocity Maps, Version 1 data set, available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated. New data ...

Antarctic sea ice has likely reached its minimum extent for the year, at 2.58 million square kilometers (996,000 square miles) on February 26, 2026, according to scientists at the National Snow and ...

The DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures, Version 6 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has ...

The Polar Pathfinder Daily 25 km EASE-Grid Sea Ice Motion Vector Version 4 and EASE-Grid Sea Ice Age Version 4 data sets, available at the NASA National Snow and Ice Data Center Distributed Active ...

On September 10, Arctic sea ice likely reached its annual minimum extent of 4.60 million square kilometers (1.78 million square miles). The 2025 minimum shares the tenth lowest spot in the nearly ...

Throughout August 2025, sea ice rapidly melted and compacted north of Alaska in the Beaufort Sea, initiated by a warm pulse of air from east Siberia that was sustained by persistent winds from the ...

Versions 7 of ATLAS/ICESat-2 L2A Normalized Relative Backscatter Profiles (ATL04), ATLAS/ICESat-2 L3A Land Ice Height (ATL06), ATLAS/ICESat-2 L3A Land and Vegetation Height (ATL08), ATLAS/ICESat-2 L3A ...

NOAA@NSIDC is pleased to announce the release of Sea Ice Index, Version 4. This new version uses input data from the JAXA GCOM-W1 AMSR2 instrument for 1 January 2025 ...