Read scientific analysis on Arctic sea ice conditions. We provide an update during the first week of each month, or more frequently as conditions warrant.
About these images

Sea ice data updated daily, with one-day lag. Orange line in extent image (left) and gray line in time series (right) indicate 1979 to 2000 average extent for the day shown.
Learn about update delays and other problems which occasionally occur in near-real-time data. Read about the data.
ABOUT THESE IMAGES

