Effective October 15, 2025, due to non-renewed funding, NSIDC has suspended or reduced several Sea Ice Today tools and services.
Discontinued:
- New monthly and mid-month analysis posts
- Sea ice analysis tool
- Sea Ice Volume
- Sea ice extent spatial comparison tool
Persisting:
- Daily Arctic and Antarctic sea ice images
- ChArctic Interactive Sea Ice Graph
- Links to Sea ice analysis data spreadsheets from the NOAA Sea Ice Index
- Reduced user support
- Sea ice annual maximum and minimum announcements (typically occurring in March and September)
Previously-published Sea Ice Today analysis posts will remain online. The discontinued Sea Ice Today products will no longer update or be maintained, and will be removed in the next several weeks.
If you rely on Sea Ice Today, please share your story at nsidc@nsidc.org.