This guidance document aims to help countries and institutions to understand how to calculate and use the Standardized Precipitation Index (SPI) in order to develop or further enhance their own drought monitoring and early warning capabilities. 

Download file: ENG, ARA, FRE, SPN, RSN, CHN

Organization: WMO

Theme: Other

Topics: Agriculture and Food, Water, Adaptation, Economic Analysis, Science, COP22 List of UN Publications

Type of material: Guidance Document

Publication date: 2012

Language: Arabic, French, Spanish, Russian, Chinese