There will be planned maintenance at the Atmospheric Science Data Center (ASDC) from 8 a.m. to 5 p.m. ET on March 23, 2026. Data uploads, ingest and archive, processing, distribution, and tools and services may be impacted during this maintenance. We apologize for the inconvenience and will provide notification when 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