The Atmospheric Science Data Center (ASDC) is currently undergoing planned maintenance on July 31, 2026, that will continue until 5:00 p.m. ET. Data uploads, ingest & archive, processing, distribution, and tools & services may be impacted during this time. We apologize for the inconvenience and will send a notification once the work is complete.
Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20.
Suomi NPP data announcement