Data Announcements
News and tips for data users
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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).
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).
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
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
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.
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 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.
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.
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) will be retired on 31 May 2023. Images of Antarctic Ice Shelves, Version 1 data has been incorporated into the Images of the Antarctic Ice Shelves, Version 2 data set.
Temporal updates for the MEaSUREs Greenland Image Mosaics from Sentinel-1A and -1B, Version 4 and MEaSUREs Greenland 6 and 12 day Ice Sheet Velocity Mosaics from SAR, Version 2 data sets are now available through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). The temporal coverage for both the image mosaics and 6 and 12 day velocity mosaics data now spans from 01 January 2015 to 17 February 2023.
The SMAPVEX19-22 Massachusetts Temporary Soil Moisture Network, Version 1, and SMAPVEX19-22 Millbrook Temporary Soil Moisture Network, Version 1 data sets, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), have been updated to include data through 31 October 2021.
The ICESat L4 Seasonal Gridded Sea Ice Thickness, Version 1 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
Multilayer Greenland Ice Surface Temperature, Surface Albedo, and Water Vapor from MODIS, Version 1, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated to include ice surface temperature (IST) data through 31 August 2021. This multilayer data set includes standard MODIS Collection 6.1 ice surface temperature (IST) and derived melt map, as well as MODIS Collection 6.0 albedo and water vapor for Greenland, at a spatial resolution of 0.78 km.
The SnowEx20 Time Series Snow Pit Measurements, 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 is a time-series of snow pit measurements obtained by the SnowEx community during between October 2019 and May 2020. Data were collected from snow pits in California, Colorado, Idaho, New Mexico, and Utah, USA. Also available are photos of the field notes and snow pit sites.