User Notice: S-NPP/Visible Infrared Imaging Radiometer Suite (VIIRS) data sets - Cessation of Data Delivery

Delivery of science data products from the Suomi National Polar-orbiting Partnership (Suomi NPP) satellite is expected to cease at 13:00 Universal Time (UTC) on November 2, 2026. After this date, access to the historical data and documentation will still be available, but delivery of new S-NPP VIIRS data sets into the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) will cease. Users are encouraged to transition to JPSS-1/JPSS-2 equivalent science data products. Please see this announcement from the National Oceanic and Atmospheric Administration for further details: Cessation of Suomi National Polar-orbiting Partnership (S-NPP) data to users on/after November 2, 2026.