Satellite Observation system

• Arctic ice concentration maps from SSMI (NERSC)
• Data for downloading: Arctic Ice Concentration data (1978-1996) (NERSC)
• Data for downloading: Total daily sea ice area and extent in the Arctic (2002->present) (NERSC)

• Monthly sea ice area and extent from 1978 to present (NERSC)
• Total monthly sea ice area and extent in Arctic (NERSC)
• Climatology Sea Ice Concentration in Arctic (NERSC)

• Daily Arctic ice area and extent curves from SSMI (NERSC)

• Regional monthly sea ice area and extent from 1978 to present (NERSC)

Data Attribution: The data provided on this website is sourced from the Nansen Environmental and Remote Sensing Center (NERSC) Arctic Sea Ice Observing System (https://iceobs.nersc.no), using the NERSC developed NORSEX Sea Ice algorithm. It uses DMSP SMM/I Brightness temperatures (https://nsidc.org/). It is updated daily and intended for informational purposes only. If you use or reference this data, please attribute it to "NERSC Arctic Sea Ice Observing System" and include a link back to this website  (https://iceobs.nersc.no). NERSC makes no warranties regarding the accuracy or completeness of the data.​