Alaska Climate Research Center
September 7 2023: Over the past week, the sea ice had a decrease, since last week, by a lower rate of 3.88%, from the level on 08/31/2023 of 4.638 M km2 to 4.458 M km2 for this week. The sea ice extent is still above the all-time lowest levels set in some past seasons like 2018 and 2020 and about equal to …
Arctic (and Antarctic!) Sea Ice Extent: September 7, 2023 Read More »
August 31 2023: Over the past week, the sea ice had a decrease, since last week, by a lower rate of 6.30%, from the level on 08/24/2023 of 4.950 M km2 to 4.638 M km2 for this week. The sea ice extent is still above the all-time lowest levels set in some past seasons like 2018 and 2020 and about equal …
Arctic (and Antarctic!) Sea Ice Extent: August 31, 2023 Read More »
August 24 2023: Over the past week, the sea ice had a decrease, since last week, by a higher rate of 9.04%, from the level on 08/10/2023 of 5.442 M km2 to 4.950 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -0.906 M km2 on 08/17/2023 to a greater negative anomaly of -1.027 …
Arctic (and Antarctic!) Sea Ice Extent: August 24, 2023 Read More »
August 17 2023: Over the past week, the sea ice had a decrease, since last week, by a lower rate of 8.65%, from the level on 08/10/2023 of 5.957 M km2 to 5.442 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -0.819 M km2 on 08/10/2023 to a greater negative anomaly of -0.906 M …
Arctic (and Antarctic!) Sea Ice Extent: August 17, 2023 Read More »
August 10 2023: Over the past week, the sea ice had a decrease, since last week, by a much higher rate of 11.01%, from the level on 08/03/2023 of 6.694 M km2 to 5.957 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -1.219 M km2 on 08/03/2023 to a lesser negative anomaly of -0.810 …
Arctic (and Antarctic!) Sea Ice Extent: August 10, 2023 Read More »
August 3 2023: Over the past week, the sea ice had a decrease, since last week, by a slightly lower rate of 6.21%, from the level on 07/27/2023 of 7.137 M km2 to 6.694 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -1.296 M km2 on 07/27/2023 to a lesser negative anomaly of -1.219 …
Arctic (and Antarctic!) Sea Ice Extent: August 3, 2023 Read More »
July 27 2023: Over the past week, the sea ice had a decrease, since last week, by a lower rate of 6.58%, from the level on 07/20/2023 of7.640 M km2 to 7.137 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -1.367 M km2 on 07/20/2023. The anomaly rose to -1.296 M km2 on 07/27/2023 and so …
Arctic (and Antarctic!) Sea Ice Extent: July 27, 2023 Read More »
July 20 2023: Over the past week, the sea ice had a decrease, since last week, by a higher rate of 9.76%, from the level on 07/13/2023 of8.466 M km2 to 7.640 M km2 for this week. The negative sea ice anomaly this week was lower than the anomaly of -1.155 M km2 on 07/13/2023 to a greater negative anomaly of -1.367 M km2 on 07/20/2023, …
July 13 2023: Over the past week, the sea ice had a decrease, since last week, by a higher rate of 7.36%, from the level on 07/06/2023 of 9.139 M km2 to 8.466 M km2 for this week. The negative sea ice anomaly this week was lower than the anomaly of -1.104 M km2 on 07/06/2023 to a greater negative anomaly of -1.155 M …
July 6 2023: Over the past week, the sea ice had a decrease, since last week, by a lower rate of 6.42%, from the level on 06/29/2023 of 9.766 M km2 to 9.139 M km2 for this week. The negative sea ice anomaly this week was lower than the anomaly of -1.070 M km2 on 06/29/2023 to a greater negative anomaly of -1.104 M …