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Screenshot of the D3 Dashboard, showing.a 30-day Standardized Precipitation Index map of the contiguous U.S.

D3: Drought Data Dashboard

The Drought Data Dashboard, or D³, is an interactive mapping tool that allows users to view, analyze, and customize the display of key drought indices and climate variables across the co

Period of Record
1979–2026
File Format
images
geotiff
other
Example map showing Hypsome-SWE for the Pacific Northwest and Missouri River Basin

Standardized Snow Water Equivalent (SWE) / Hypsome-SWE

This dataset contains estimates of standardized snow pack anomalies based on the depth of snow water equivalent (SWE), from NOAA/NOHRSC's SNOw Data Assimilation System (SNODAS). 

Period of Record
2004–present
File Format
images
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Flash Drought: New Reports Examine the 2017 Northern Plains Drought

The 2017 Northern Plains drought sparked wildfires, destroyed livestock, and reduced agricultural production. Neither the drought’s swift onset nor its severity were forecasted. In May 2017, the region was mostly drought-free, and at least average summer precipitation was forecasted. By July 2017, North Dakota, South Dakota, eastern Montana, and the Canadian prairies were experiencing severe to
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