Welcome to the National Snow and Ice Data Center
Advancing knowledge of Earth's frozen regions since 1976
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Near real-time data and monthly analysis on how Arctic and Antarctic sea ice is changing and what conditions may be playing a role.
Near real-time melt maps, graphs and periodic analyses of the Greenland Ice Sheet melt season and Antarctic Ice Sheet melt season.
Arctic Sea Ice News and Analysis
February 5, 2024
Nothing Swift about January’s Arctic sea ice
Arctic sea ice growth was slower than average through most of the month, but with extent slightly declining towards the end of the month. Antarctic sea ice extent returned to near-record daily lows after a brief excursion out of the … Continue reading
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Data management programs at NSIDC
Open access cryosphere and related geophysical data from NASA Earth-observing satellite missions, airborne campaigns, and field observations.
A NOAA-funded program providing open access data from satellites, field instruments, weather stations, historical records, and rescued data.
Exchange for Local Observations and Knowledge of the Arctic (ELOKA): Data Curation for Indigenous Communities
Working with Indigenous communities in the Arctic to preserve and promote their data and knowledge for use in scientific studies.