Welcome to the National Snow & Ice Data Center
Advancing knowledge of Earth's frozen regions since 1976

Stay current with our expert analyses

Sea ice in all types of shapes
Greenland and Antarctic Ice Sheets
skiers drop in from a cliff in Silverton, Colorado
Greenland/Antarctica Ice Sheet Today
March 27, 2023
A crumbling ice shelf edge after a warm summer and low sea ice
The Antarctic Peninsula has had an intense melt season with above average melting persisting through much of February. Saturated snow from a high melt year and low sea ice in Bellingshausen Sea have led to a series of minor calving events on the … Continue reading

Most recent data announcements

Data management programs at NSIDC

A satellite view of Malaspina Glacier in Alaska

NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC)

Open access cryosphere and related geophysical data from NASA Earth-observing satellite missions, airborne campaigns, and field observations.
methane bubbles frozen in lake in Canada

National Oceanic and Atmospheric Administration (NOAA) at NSIDC

A NOAA-funded program providing open access data from satellites, field instruments, weather stations, historical records, and rescued data.
Billy Adams observes the environment from the ice lead edge near Utqiaġvik, Alaska. This photo is part of an observation record in the AAOKH online database developed by ELOKA. Credit: Mette Kaufman

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.