Page History

Arctic sea ice thickness information has been updated with NRT data for December 2017 January 2018 and reprocessed data for November December 2017. Daily, weekly and monthly products are available here: Reprocessed, Near-real time

Short Facts

• December sea ice volume in the central Arctic was 6^th lowest / 3^rd highest in 8 years of CryoSat-2 observations: 10.43 km_³
  
  • highest: 11.10 km³ in Jan 2014
  • lowest: 8.53 km³ in Jan 2013
  • average: 10.04 km³
• Monthly sea ice volume gain (December through January) was highest in 8 years of CryoSat-2 observations: +1.33 km^₃
  
  • lowest: +0.52 km³ in Jan 2013 (potential retrieval anomaly, under investigation)
  • average: +1.02 km³
• Cummulative sea ice volume gain (October through January) was 4th lowest / 4th highest in 8 years of CryoSat-2 observations: +4.29 km3
  • highest: +5.09 km³ in Jan 2017
  • lowest: +3.77 km³ in Jan 2013 (potential retrieval anomaly, under investigation)
  • average: +4.40 km³