USA Drought Severity Index
- Graphical map, colour coded according to the current weeks index for each region of the United States.
- http://www.cpc.noaa.gov/products/expert_assessment/drought_assessment.shtml

Drought Outlook
- Resources on drought,including: maps, agricultural disaster information, drought cycles, water resources, drought outlook, forecast, information and data, irrigation and drought planning.
- http://droughtoutlook.com