Data Announcements

NOAA@NSIDC is pleased to announce that the International Ice Patrol (IIP) has updated their Iceberg Sightings Database through the 2019 iceberg season. The IIP has been collecting information on iceberg activity in the North Atlantic since 1913, and this database contains data from these sightings starting in 1960. The IIP data files include latitude and longitude of sighted icebergs, coded iceberg size and shape class, and date and time of the sighting.

The ATLAS/ICESat-2 L3A Inland Water Surface Height, Version 2 data set from the Ice, Cloud, and land Elevation Satellite-2 (ICESat-2) mission is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains along-track water surface heights and statistics for inland water bodies. Water bodies include lakes, reservoirs, bays, and estuaries.

The IceBridge ATM L2 Icessn Elevation, Slope, and Roughness, Version 2 data set has been updated to include 2018 Antarctic campaign data from 03 November through 16 November 2018 at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains resampled and smoothed elevation measurements of Arctic and Antarctic sea ice, and Greenland, Antarctic Peninsula, and West Antarctic region land ice surface acquired using the NASA Airborne Topographic Mapper (ATM) instrumentation.

The IceBridge ATM L1B Elevation and Return Strength with Waveforms, Version 1 data set has been updated to include 2018 Antarctic campaign data from 03 November through 16 November 2018 at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).

The IceBridge ATM L1B Elevation and Return Strength, Version 2 data set has been updated to include 2018 Antarctic campaign data from 03 November through 16 November 2018 at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains spot elevation measurements of Arctic and Antarctic sea ice, and Greenland, Antarctic Peninsula, and West Antarctic region ice surface acquired by the NASA Airborne Topographic Mapper (ATM) instrumentation.

NOAA@NSIDC is pleased to announce the release of the Contribution to High Asia Runoff from Ice and Snow (CHARIS) Melt Model Output, 2001 – 2014 data set. The CHARIS project aimed to distinguish the specific contribution of seasonal snow and glacier ice melt in five major river basins of High Mountain Asia: Ganges, Brahmaputra, Indus, Amu Darya, and Syr Darya. CHARIS investigators developed a systematic way of using remote sensing, reanalysis, and in situ data to calibrate and run temperature index melt models.

The data access location for the Near-Real-Time DMSP SSM/I-SSMIS Pathfinder Daily EASE-Grid Brightness Temperatures, Version 2 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has changed. Users accessing this data set through a script will need to update accordingly. The new data access URL is provided below: https://n5eil01u.ecs.nsidc.org/PM/NSIDC-0342.002/

The IceBridge MCoRDS L2 Ice Thickness, Version 1 data set has been updated through 16 November 2018 to include data from the 2018 Antarctic campaign at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains depth sounder measurements of elevation, surface, bottom, and thickness for Greenland and Antarctica taken from the Multichannel Coherent Radar Depth Sounder (MCoRDS).

The IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles, Version 2 data set has been updated through 16 November 2018 to include data from the 2018 Antarctic campaign at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains radar echograms over land and sea ice in the Arctic and Antarctic taken from the Multichannel Coherent Radar Depth Sounder (MCoRDS).

The DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures, Version 5 and DMSP SSM/I-SSMIS Pathfinder Daily EASE-Grid Brightness Temperatures, Version 2 data sets, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), have been updated through 31 October 2019. These data sets contain daily brightness temperature measurements derived from Special Sensor Microwave/Imager (SSM/I) and Special Sensor Microwave Imager/Sounder (SSMIS) measurements.

The data access location for the Nimbus-5 ESMR Polar Gridded Brightness Temperatures, Version 2 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has changed. Users accessing this data set through a script will need to update accordingly. The new data access URL is provided below: https://n5eil01u.ecs.nsidc.org/PM/NSIDC-0077.002/

The MEaSUREs BedMachine Antarctica, 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, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, contains a bed topography/bathymetry map of Antarctica based on mass conservation, streamline diffusion, and other methods.

The IceBridge CAMBOT L1B Geolocated Images, Version 2 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) from 19 October 2018 to 9 September 2019. This data set contains This data set contains high-resolution imagery taken with the Continuous Airborne Mapping By Optical Translator (CAMBOT) system over Antarctica and Greenland. This is an early-release data set with minimal documentation currently available.

The data access location for the NIMBUS-7 SMMR Pathfinder Daily EASE-Grid Brightness Temperatures, Version 1 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has changed. Users accessing this data set through a script will need to update accordingly. The new data access URL is provided below: https://n5eil01u.ecs.nsidc.org/PM/NSIDC-0071.001/

The VIIRS/NPP CGF Snow Cover Daily L3 Global 375m SIN Grid, 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 utilizes a cloud-gap-filled algorithm to replace cloud-covered pixels with cloud-free pixels for the purpose of estimating the snow cover that may exist under current cloud cover. The data are provided daily and mapped to a 375 m sinusoidal grid.

The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) will be presenting a hands-on tutorial during the 2019 AGU Fall Meeting, hosted by the ARCUS Arctic Community Meeting Space. This tutorial will demonstrate our data discovery, access, subsetting services, and how to utilize basic open source resources to harmonize and analyze data across different remote sensing products.

The majority of SMAP data sets, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), are now available as customizable data subscriptions. Data subscriptions automatically deliver new data as they become available; deliveries can be made on an hourly, daily, weekly, or monthly basis, depending on your preference.

The ASO L4 Lidar Snow Depth 3m UTM Grid, Version 1; ASO L4 Lidar Snow Depth 50m UTM Grid, Version 1; and ASO L4 Lidar Snow Water Equivalent 50m UTM Grid, 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 new data for 2019.

The Application for Extracting and Exploring Analysis Ready Samples (AppEEARS) now includes the newest versions of select Soil Moisture Active Passive (SMAP) data sets from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). AppEEARS offers a simple and efficient way to subset SMAP data sets using spatial, temporal, and layer parameters for both point and area samples.

NOAA@NSIDC is pleased to announce the release of version 2 of On-Ice Arctic Sea Ice Thickness Measurements by Auger, Core, and Electromagnetic Induction, from the Late 1800s Onward. In addition to sea ice thickness, the data set provides sea ice freeboard and snow depth on sea ice from on-ice measurements taken primarily using auger, coring devices, and electromagnetic (EM) sounding. When available, ice type is also included.