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USDA Natural Resources Conservation Service

Snowpack, snow water equivalent, and water supply forecasts from the SNOTEL network.

https://www.nrcs.usda.gov/ · Federal

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Datasets in use

Each dataset below is retrieved from NRCS as the publisher releases it and kept in its own figures, with the source named beside every number it feeds. The entry gives the geography and period it covers and what it measures; the data catalog holds the file or API, license and caveats.

  • Idaho snowpack (SNOTEL)SNOTEL: 1 April Snow Water Equivalent, Percent of Median · Idaho, statewide · 1981-2026 · retrieved September 8, 2026Idaho statewide snow water equivalent on 1 April each year, as a percent of the 1991-2020 median, computed from every active NRCS SNOTEL station in Idaho.Measures: Snow water equivalent, percent of median; Snow water equivalent; Snow water equivalent, median.

Each dataset’s file or API, coverage, measures and caveats are in the data catalog.

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