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A variety of indices are used on a daily basis to asses drought severity and impacts across time-scales and impact type, from agricultural to hydrological drought. Many organizations compile their own indicators and are included here. If you have any comments or suggestions for the lists, please let us know!

Clearinghouses

Rainfall

Drought Indices

High-Resolution Drought Indices

OSC Drought products TAMU/TFS Keetch-Byram DI

Hydrology

Soil Moisture Maps

NOAH MOSAIC NLDAS Drought Monitor

Streamflow

USGS Streamflow

Vegetation

Impacts

Other Information

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