This website is funded by NASA and managed by NSIDC that provides the latest satellite data and scientific analyses of sea ice conditions in the Arctic and around Antarctica.

Explore Snapshot of the Arctic visualizations to track current conditions in Arctic sea ice and Arctic temperatures, and to follow long-term trends.

Visualize sea ice extent (area of ocean with at least 15 percent sea ice concentration) data for the Arctic and Antarctic. View and compare sea ice extent data for any year or any combination of …

Jul 3, 2024 · The Arctic sea ice cover in June 2024 retreated at a below average pace, leading to a larger total sea ice extent for the month than in recent years. Many areas of open water have …

Sep 24, 2024 · On September 11, Arctic sea ice likely reached its annual minimum extent of 4.28 million square kilometers (1.65 million square miles). The 2024 minimum is the seventh lowest …

The daily Sea Ice Index provides a quick look at Arctic-wide changes in sea ice. It provides consistently processed daily ice extent and concentration images and data since 1979.

Mar 27, 2025 · Changing weather or late-season growth could still increase the Arctic sea ice extent. NSIDC scientists will release a full analysis of the 2024 to 2025 Arctic winter sea ice …

Sep 30, 2025 · Arctic sea ice extent appears to have reached its annual maximum on March 22, 2025. This is the lowest maximum in the 47-year satellite record, with previous low maximums …

Although sea ice moves around the Arctic basin, it tends to stay in the cold Arctic waters. Pieces of sea ice, known as floes, are more prone to converge, or bump into each other, and pile up …

The Multisensor Analyzed Sea Ice Extent - Northern Hemisphere (MASIE-NH) daily image viewer shows where Arctic sea ice is now, and how it compares to the last four years.