MAPS ALERT: The WestWide Drought Tracker is getting a major upgrade!
New and improved maps are located here. We strongly encourage using the new maps application.
Continue to use the menu options above for time series and archive features until they are upgraded at a later date.

Current Product:
PRISM > Palmer Drought Severity Index > Southwest US



Download PRISM Palmer Drought Severity Index NETCDF Data for United States

Download PRISM Palmer Drought Severity Index GeoTIFF Data for United States