Investigating Meteorological Drought Characteristics in Nghe An based on Standardized Precipitation Index in the period 1998-2020

Drought is one of the most severe natural disasters worldwide, affecting millions of people and causing significant economic losses. Studies on droughts have been conducted globally, but there are still many challenges to be addressed. The objective of this study is to evaluate and analyze the drought situation in Nghe An Province, Vietnam, using the Standardized Precipitation Index (SPI). The study used rainfall data from four observation stations in Nghe An Province, including Do Luong, Dua, Nam Dan, and Yen Thuong. The data were analyzed using the SPI method to evaluate the drought situation. The results of the study show that Nghe An Province has experienced several droughts during the period 1998- 2020. The drought situation was evaluated using the SPI index, indicating that Nghe An Province experienced two severe droughts during this period. The findings of this study will contribute critical information for drought management and prevention in Nghe An Province.