WRDMAP - Brochure
M2.5 Using Standardised Precipitation Index (SPI) to Assess Drought Condition
This Manual describes how to use the Standardised Precipitation Index (SPI) method to assess the seriousness of drought conditions. The manual describes how to set up data files and makes suggestions on the presentation of results to inform drought managers. It utilises free software from the National Drought Mitigation Center in the USA. The document includes sections on: • SPI and role of indicators in drought management • Software requirements • Necessary data • Input structure • Running the program • Presenting results Examples in this Manual use data from the Upper Daling River Basin in Liaoning Province.
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