Antarctic Sea Ice Saw Its Third-Lowest Maximum

Sea ice around the southernmost continent hit one of its lowest seasonal highs since the start of the satellite record.

This image originally appeared in the NASA Earth Observatory story Antarctic Sea Ice Saw Its Third-Lowest Maximum.

NASA Earth Observatory images by Michala Garrison, using data from the National Snow and Ice Data Center. Story by James R. Riordon/NASA’s Earth Science News Team, adapted for Earth Observatory by Kathryn Hansen.

Published November 17, 2025
Data acquired September 17, 2025

Sources:: DMSP > SSM/I; DMSP > SSMIS; Nimbus 7 > SMMR