- Call for Input

Call for Contributions: September 2025 Sea Ice Outlook

The Sea Ice Prediction Network (SIPN) invites you to contribute to the September 2025 Sea Ice Outlook (SIO)—a collaborative, community-driven effort to compare and improve seasonal sea ice forecasts.

SEPTEMBER DEADLINE FOR SUBMISSIONS
6:00 p.m. (AKDT) Tuesday, 23 September 2025
(based on May, June, July, and August data)

Visit the SIO webpage for instructions and form to submit!


- Report

July 2025 Sea Ice Outlook Report

Sea Ice Outlook Logo

The abbreviated 2025 July Sea Ice Outlook (SIO) Report is now available online. This report has been developed by SIPN team members from 22 contributions of September pan-Arctic sea-ice extent forecasts submitted in July 2025, based on May and June 2025 data.

Read the Report


- Report

June 2025 Sea Ice Outlook Report

Graphic of Sea Ice Outlook Predictions

The abbreviated 2025 June Sea Ice Outlook (SIO) Report is now available online. This report has been developed by SIPN team members from 27 contributions of September pan-Arctic sea-ice extent forecasts submitted in June 2025, based on May 2025 data.

View Report


- Report

September 2024 Sea Ice Outlook Report

The abbreviated 2024 September Sea Ice Outlook (SIO) Report is now available online. This report has been developed by SIPN team members from contributions of September pan-Arctic sea-ice extent forecasts submitted in September 2024, based on May-August 2024 data.

View Report


- Report

August 2024 Sea Ice Outlook Report

Sea Ice Outlook

The 2024 August Sea Ice Outlook (SIO) Report is now available online. This report has been developed by SIPN team members from 24 contributions of September pan-Arctic sea-ice extent forecasts submitted in July 2024, based on May and June data.

View Report


- Report

July 2024 Sea Ice Outlook Report

Sea Ice Outook

The 2024 July Sea Ice Outlook (SIO) Report is now available online. This report has been developed by SIPN team members from 22 contributions of September pan-Arctic sea-ice extent forecasts submitted in June 2024, based on May data.

View Report


Sea Ice Data at NSIDC

Through the National Snow and Ice Data Center (NSIDC), SIPN manages a comprehensive list of datasets useful for sea ice prediction.

SIPN Dataset Website

Mailing List

Join the SIPN mailing list to receive and send announcements about Arctic sea ice science, data, news, and SIPN activities.

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SIPN on LinkedIn

Join SIPN on LinkedIn and connect with other sea ice professionals!

SIPN on LinkedIn

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