Soil Moisture Anomaly (SMA)

This index can be used to determine and characterizeagricultural drought hazards on a weekly and monthly basis. (source WMO and GWP, 2016)

Standardized Anomaly Index (SAI)

This index can be used to determine and characterize meteorological, hydrological andagricultural drought hazards on a monthly, seasonal and annual basis. (source WMO and GWP, 2016)

Standardized Precipitation Evapotranspiration Index (SPEI)

This index can be used to determine and characterize meteorological, hydrological and agricultural drought hazards on a monthly basis. (source WMO and GWP, 2016)

Weighted Anomaly Standardized Precipitation Index (WASP)

This index can be used to determine and characterize meteorological, hydrological andagricultural drought hazards on a monthly basis. (source WMO and GWP, 2016)

Palmer Z Index

This index can be used to determine and characterize meteorological andagricultural drought hazards on a monthly basis. (source WMO and GWP, 2016)

Vegetation Productivity Anomaly (VPA)

This index can be used for agricultural drought hazard.

Seasonal Small Integral Deviation (SSID) index

This index can be used for agricultural drought hazard.

Drought Warning Index (DWI)

This index can be used for agricultural drought hazard.

Standardized Snowmelt and Rain Index (SMRI)

This index can be used to determine and characterizehydrological drought hazards related to snow melt. (source WMO and GWP, 2016)

Standardized Water-Level Index (SWI)

This index can be used to determine and characterizehydrological drought hazards. (source WMO and GWP, 2016)

N/A, N/A