Winter Sea Ice Reached New Lows in the Arctic

The region’s ice extent on March 22, 2025, was the lowest maximum observed in the satellite record.

This image originally appeared in the NASA Earth Observatory story Winter Sea Ice Reached New Lows in the Arctic.

NASA Earth Observatory images by Lauren Dauphin, 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 April 4, 2025
Data acquired March 22, 2025

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