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Category: NOAA-21

Ice leads in the Beaufort Sea

VIIRS Infrared images from Suomi-NPP and NOAA-21 (above) showed widespread ice leads (brighter shades of cyan) in the Beaufort Sea during the 3-day period from 10-12 February 2026 — with a notable increase in ice leads across the eastern Beaufort Sea.Surface wind stress was the primary influence affecting the motion... Read More

Ice leads in the Chukchi Sea

VIIRS Infrared images from Suomi-NPP and NOAA-21 (above) showed widespread ice leads in the Chukchi Sea during the 3-day period from 06-08 January 2026. A combination of surface wind stress and ocean currents influenced the motion and evolution of these ice leads.Surface analyses (below) showed a tighter pressure gradient across the... Read More