National Snow Analyses (SNODAS)

National Snow Analyses (SNODAS) is published by NOAA National Operational Hydrologic Remote Sensing Center. DatenUS uses it for: Modeled snow depth for cities in the lower 48 states. We load it on a schedule from the official source and show the date of the latest update on every page that uses it.

Official source: nohrsc.noaa.gov

Frequently asked questions

Is National Snow Analyses (SNODAS) data free to use?

Yes. National Snow Analyses (SNODAS) is a work of the U.S. government and is in the public domain. You can use it without a license; citing NOAA National Operational Hydrologic Remote Sensing Center is good practice.

Who publishes National Snow Analyses (SNODAS)?

NOAA National Operational Hydrologic Remote Sensing Center publishes it. The official page is https://www.nohrsc.noaa.gov/nsa/.

How current is National Snow Analyses (SNODAS) on DatenUS?

The latest data we loaded is as of 10/30/2026. We check the source on a schedule and update the pages that use it.

How should I cite this data?

Cite the original publisher: National Snow Analyses (SNODAS), NOAA National Operational Hydrologic Remote Sensing Center, https://www.nohrsc.noaa.gov/nsa/. If you used a DatenUS page, you can add its URL as the place you viewed it.