June 19, 2025: The  Arctic sea ice has experienced a greater decrease for this week of 5.64% (last week’s decrease rate was 4.75%), from the level on 06/12/2025 of 10.829 M km2 to 10.218 M km2 for this week. The sea ice extent is currently at record low levels for this time of year, beating the previous negative record of 10.301 M km2 on 6/19/2016. The negative […]

June 12, 2025: The Arctic sea ice has experienced a greater decrease for this week of 4.75% (last week’s decrease rate was 3.76%), from the level on 06/05/2025 of 11.369 M km2 to 10.829 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -0.6017 M km2 on 06/05/2025 to a greater negative anomaly of -0.7613 M

June 5, 2025: The Arctic sea ice has experienced a slightly greater decrease for this week of 3.76% (last week’s decrease rate was 3.54%), from the level on 05/29/2025 of 11.813 M km2 to 11.369 M km2 for this week.  The negative sea ice anomaly this week was higher than the anomaly of -0.4935 M km2 on 05/29/2025 to a greater negative anomaly of -0.6017

May 29, 2025: The Arctic sea ice has experienced a greater decrease for this week of 3.54% (last week’s decrease rate was 2.41%), from the level on 05/22/2025 of 12.246 M km2 to 11.813 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -0.3852 M km2 on 05/22/2025 to a greater negative anomaly of -0.4935 M

May 22, 2025: The Arctic sea ice has experienced a smaller decrease for this week of 2.41% (last week’s decrease rate was 3.76%), from the level on 05/15/2025 of 12.548 M km2 to 12.246 M km2 for this week.  The sea ice extent for 2025 to date is now in second place being inched out by the sea ice extent for this time

May 15, 2025: The Arctic sea ice has experienced a larger decrease for this week of 3.76% (last week’s decrease rate was 2.76%), from the level on 05/08/2025 of 13.038 M km2 to 12.548 M km2 for this week.  The negative sea ice anomaly this week was higher than the anomaly of -0.2812 M km2 on 05/08/2025 to a greater negative anomaly of -0.4197 M

May 8, 2025: The Arctic sea ice has experienced a smaller decrease for this week of 2.76% (last week’s decrease rate was 3.53%), from the level on 05/01/2025 of 13.409 M km2 to 13.039 M km2 for this week. The negative sea ice anomaly this week was higher than the anomaly of -0.2665 M km2 on 05/01/2025 to a greater negative anomaly of -0.2812 M

May 1, 2025: With 8 days worth of data this time we are returning to the usual schedule; the Arctic sea ice has experienced a larger decrease for this week of 3.53% (last week’s decrease rate was 0.39%), from the level on 04/23/2025 of 13.900 M km2 to 13.409 M km2 for this week. The negative sea ice anomaly this week was higher

April 23, 2025: The Arctic sea ice has experienced a fairly small decrease for this week 0.39% (last week’s decrease rate was 0.04%), from the level on 04/17/2025 of 13.954 M km2 to 13.900 M km2 for this week. The negative sea ice anomaly this week was lower than the anomaly of -0.3531 M km2 on 04/17/2025 to a lesser negative anomaly of -0.1564 M km2 on 04/23/2025,

April 17, 2025: The Arctic sea ice has experienced an extremely small decrease for this week of 0.04% (last week’s decrease rate was 0.14%), from the level on 04/10/2025 of 13.959 M km2 to 13.954 M km2 for this week.  The negative sea ice anomaly this week was lower than the anomaly of -0.5932 M km2 on 04/10/2025 to a lesser negative anomaly of -0.3531 M