As of 14 April 2023, weekly updating of the U.S. National Ice Center Arctic and Antarctic Sea Ice Concentration and Climatologies in Gridded Format, Version 1 data set is suspended. The U.S. NIC has temporarily suspended production of the weekly charts that are the input data for this data set. We will send out a further notice when production of these charts resumes.
Data set DOI: https://doi.org/10.7265/46cc-3952