Drift ice in Okhotsk Sea at sunrise.
As reported previously, Arctic ice extents are solid in most seas, but continue to fluctuate at the margins. In the latter part of February 2017 there was a great leap upward for nine days, nearly reaching average and surpassing 2016, before falling back after day 53. The surplus over 2006 is now 500k km2. SII reports about 360k km2 less extent than MASIE.
The Atlantic upward leap and back in Barents and Baffin.
Note both Barents and Baffin pulled back slightly.
The Pacific shifting up and down in Bering and Okhotsk.
Note that Okhotsk continued to gain while Bering pulled back since day 53.
While the seesaws are tilting back and forth on the margins, the bulk of the Arctic is frozen solid. And with limited places where more extent can be added, the pace of overall growth has slowed.
The table below shows ice extents…
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