dataset · USA

NASA SnowEx Project

This data set provides 3 m gridded, bare-earth elevations (excluding trees) that are used as the baseline for the Airborne Snow Observatory (ASO) snow-on products. The data were collected during snow-free conditions as part of the NASA/JPL ASO aircraft survey campaigns. <br> #### ASO_3M_SD This data set contains 3 m gridded snow depths derived from airborne light detection and ranging, or lidar, measurements of surface elevations. The data were collected as part of the NASA/JPL Airborne Snow Obs

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Source details

Licence: [Creative Commons BY 4.0](https://creativecommons.org/licenses/by/4.0/)

Evidence quality: 27

Listed in aws-odr public catalogue API on 2026-10-16; relevance/value screened (haiku).

Metadata checked: 2026-10-14T13:20:00.000Z

Evidence

arn:aws:s3:::nsidc-cumulus-prod-protected/ASO/ASO_3M_PCDTM/1, arn:aws:s3:::nsidc-cumulus-prod-protected/ASO/ASO_3M_SD/1, arn:aws:s3:::nsidc-cumulus-prod-protected/ASO/ASO_50M_SD/1
https://registry.opendata.aws/nasa-snowex/

Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.