The SMAP Level-4 data sets, available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), have been updated to Version 8.

As part of NSIDC DAAC’s continuing effort to fully transition our data and access tools to NASA Earthdata Cloud, the ...

For Version 4, there is one day of missing data on 17 September 2024, and a day with partial missing data on 18 September 2024, due to missing input data from the satellite during that time. For ...

The Network Common Data Form (NetCDF) file format was developed by the Unidata project at the University Corporation for Atmospheric Research (UCAR). NetCDF (network Common Data Form) is a set of ...

As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility. Other ...

The Visible Infrared Imaging Radiometer Suite (VIIRS) Version 1 (Collection 1) data sets was retired from the NSIDC DAAC on April 8, 2025. Data from Collection 1 is no longer accessible, but all ...