Data Announcements
News and tips for data users
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As of 9 June 2023, bi-weekly updating of Antarctic charts in the U.S. National Ice Center Arctic and Antarctic Sea Ice Charts in SIGRID-3 Format, Version 1 data set has been suspended indefinitely. The U.S. NIC has suspended production of the Antarctic charts and it is not known if or when production will resume. The Arctic charts will continue to be produced and made available on a bi-weekly basis.
The High Mountain Asia Landslide Catalog, Version 2 dataset is now available through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). The catalog is an inventory of some 2800 landslides that occurred in the High Mountain Asia (HMA) study area between 5 January 2007 and 31 December 2018, as well as one event from 28 January 1990.
The MEaSUREs Greenland Image Mosaics from Sentinel-1A and -1B, Version 4 dataset, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated. The temporal coverage of this dataset now spans from 01 January 2015 to 25 March 2023.
The Images of the Antarctic Ice Shelves tool as well as the Images of Antarctic Ice Shelves, Version 1 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) has been retired as of 13 June 2023. Images of Antarctic Ice Shelves, Version 1 data has been incorporated into the Images of the Antarctic Ice Shelves, Version 2 data set.
The SMAPVEX19-22 Massachusetts Lidar Derived Digital Elevation Model, Version 1 and SMAPVEX19-22 Millbrook Lidar Derived Digital Elevation Model, Version 1 data sets, are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
The SnowEx20 Grand Mesa IOP Computed Tomography Snow Microstructure, Version 1 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set characterizes snow microstructure of six snow pits from the SnowEx 2020 Grand Mesa, Colorado Intensive Observation Period using microcomputed tomography (micro-CT).
The Land Cover Classification, Snow Cover, and Fractional Snow-Covered Area Maps from Maxar WorldView Satellite Images, Version 1 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
The ICESat-2 Calibration/Validation LVIS L1B Georeferenced Imagery, Version 1 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
Weekly updating of the U.S. National Ice Center Arctic and Antarctic Sea Ice Concentration and Climatologies in Gridded Format, Version 1 data set has resumed. For the Arctic between the 23 March and 19 May 2023, most files are missing with only one file for 21 April being available. The Antarctic data have the usual two-week gap i.e., there are data for 31 March, 14 April, 28 April, 12 May, and 26 May 2023.
Date set DOI: https://doi.org/10.7265/46cc-3952
Weekly updating of the U.S. National Ice Center Arctic and Antarctic Sea Ice Charts in SIGRID-3 Format, Version 1 data set has resumed. For the Arctic there is a temporal gap of one month (21 April to 23 May 2023), the Antarctic data have the usual two-week gap.
Data set DOI: https://doi.org/10.7265/4b7s-rn93
Version 6 of the ATLAS/ICESat-2 L3A Along Track Inland Surface Water Data (ATL13QL) data set is now accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
The ATLAS/ICESat-2 L3A Sea Ice Height Quick Look (ATL07QL), Version 6 and ATLAS/ICESat-2 L3A Sea Ice Freeboard Quick Look (ATL10QL), Version 6 data sets, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), have been updated.
NOAA@NSIDC is pleased to announce that the Sea Ice Index, Version 3 data set accessible through the National Snow and Ice Data Center (NSIDC), has been updated from near-real-time data to final data for the time period 01 January 2022 through 31 December 2022. Also, the daily and monthly GeoTIFF files for the period 01 January 2021 to present have been reprocessed.
The LVIS Facility L2 Geolocated Surface Elevation and Canopy Height Product, Version 1 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated to include data over Greenland for April and July 2022.
Multiple ATLAS/ICESat-2 data sets, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), are being updated to Version 6.
The DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures, Version 6 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated through 5 April 2023. This data set provides daily gridded brightness temperatures derived from passive microwave sensors and distributed in a polar stereographic projection.
The GLIMS Glacier Database, Version 1 dataset, available via the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated. This update includes new data on glacier outlines and improvements to existing ones.
The ATLAS/ICESat-2 L1B Converted Telemetry Data (ATL02) data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated to Version 6.
VIIRS Collection 2 (Version 2) will be available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) in the coming weeks.
The ATLAS/ICESat-2 L2A Global Geolocated Photon Data (ATL03) and ATLAS/ICESat-2 L2A Normalized Relative Backscatter Profiles (ATL04) data sets, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), are being updated to Version 6.