North American Drought Monitor (NOAA NCEI hub)
North American Drought Monitor ArcGIS hub for the US/Canada/Mexico cooperative drought assessment, offering monthly drought polygons and indices downloadable as CSV, GeoJSON, GeoTIFF, KML and via map services.
nadm-noaa.hub.arcgis.com
At a glance
- Region
- United States/Canada/Mexico (North America)
- Coverage
- North America
- Access
- Free
- Category
- Government
- Last updated
- 2026
What's inside
- drought monitor
- drought polygon
- drought index
- geospatial
Terms explained
What you can do with it
Typical work that data of this type supports.
- 01
Drought indices
Track SPI and SPEI style indices for declarations and relief.
Because it has: drought monitor
- 02
Planning
Plan reservoir releases and cropping for a dry year.
- 03
History
Compare this year with the worst droughts on record.
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Onset forecasts
Predict drought onset months ahead from climate signals.
- 02
One risk score
Combine many indices into a single, explainable risk score.
- 03
Impact links
Connect drought to yields, prices and migration with ML.
Machine access and documentation
Open API
ArcGIS Hub with GeoServices REST, WMS and WFS endpoints and multi-format downloads.
Licence: Open data
Listed in our registry of open water APIs, which WaterDataGPT can query live.
Related water data
- CAMELS-SPAT: Spatially distributed large-sample dataset for North AmericaNorth America | Free
- Drought Risk Atlas (droughtatlas.unl.edu)North America | Free
- EPA Community Water System Service Areas v2North America | Free
- LAGOS-US / LAGOS Lake Ecological DatabaseNorth America | Free
- LDEO Tree-Ring Reconstructed PDSI Drought Atlas (IRI Data Library)North America | Free
- Mexican Drought Atlas (MXDA)North America | Free
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