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

April 10, 2025: The Arctic sea ice has experienced a decrease for this week at a pretty small rate of 0.14% (last week’s decrease rate was 0.35%), from the level on 04/03/2025 of 13.979 M km2 to 13.959 M km2 for this week.  The negative sea ice anomaly this week was lower than the anomaly of -0.7676 M km2 on 04/03/2025 to a lesser negative

April 3, 2025: The Arctic sea ice has experienced a decrease for this week at a pretty small rate of 0.35% (as opposed to last week’s decrease rate of 2.13%), from the level on 03/27/2025 of 14.028 M km2 to 13.979 M km2 for this week.  The sea ice extent right now continues to be at the lowest on record for this time of

March 27, 2025: The Arctic sea ice has experienced a decrease for this week at a rate of 2.13% (as opposed to last week’s increase rate of 0.98%), from the level on 03/20/2025 of 14.333 M km2 to 14.028 M km2 for this week.  The sea ice extent right now continues to be at the lowest on record for this time of year. The

March 20, 2025: The Arctic sea ice has experienced a relatively small increase for this week at a rate of 0.98% (as opposed to last week’s increase rate of 0.79%), from the level on 03/13/2025 of 14.192 M km2 to 14.333 M km2 for this week.  Despite this increase, the sea ice extent right now is the lowest on record for this time of

March 13, 2025: The Arctic sea ice has experienced a relatively small increase for this week at a rate of 0.79% (as opposed to last week’s increase rate of 1.89%), from the level on 03/06/2025 of 14.081 M km2 to 14.193 M km2 for this week.  Despite this increase, the sea ice extent right now is the lowest on record for this time of

March 6, 2025: The Arctic sea ice has experienced a relatively small increase for this week at a rate of 1.89% (as opposed to last week’s decrease rate of 0.64%), from the level on 02/27/2025 of 13.815 M km2 to 14.081 M km2 for this week.  Despite this increase, the sea ice extent right now is the lowest on record for this time of

February 27, 2025: The Arctic sea ice has experienced a very small decrease for this week at a rate of 0.64% (as opposed to last week’s increase rate of 1.66%), from the level on 02/20/2025 of 13.904 M km2 to 13.815 M km2 for this week.  So after two after two straight weeks of a small amount of growth in sea ice extent, we

February 23, 2026: The Arctic Sea ice has experienced a slight decrease of 0.14% for the week. This is a change from 14.206 M km2 on February 16th  to 14.186 M km2. The sea ice extent is the 4th lowest sea ice extent for February 23rd in the satellite time series going back to 1979. The lowest sea

February 20, 2025: The  Arctic sea ice has continued to to increase for this week but at a lower rate of 1.66% (as opposed to last week’s increase rate of 2.05%), from the level on 02/13/2025 of 13.673 M km2 to 13.904 M km2 for this week.  So after two anomalous weeks in a row of decreasing sea ice extent, the seasonal shift