Author(s)

D. Sakulski

Abstract

Implementation of the multi-software solution for the on-the-fly calculation of the Standardized Precipitation Index (SPI) as a drought indicator for South African environment D. Sakulski National Disaster Management Centre (NDMC), Republic of South Africa Abstract The subject of this paper is to present the use of the integrated information technology to determine the occurrence and variability of dry (drought) and wet periods in the Republic of South Africa, in order to support environmentalists, meteorologists, climatologists, hydrologists, drought mitigation planners and other professionals/institutions with information on how to put current hydrological/weather (drought) conditions into present historical perspective. What is important to highlight is implementation of the multi-software solution to complete this task. Analysing all steps of the SPI calculation, from the historical rainfall data collection and storage, receiving existing rainfall data from the radar and gr

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