新一轮降雨发展西南等局地有大暴雨 江南炎热不减多地高温持续

Group 1 - A significant rainfall event is expected from June 18 to 21, affecting regions from Southwest to Huanghuai and Jianghuai, with local areas potentially experiencing heavy rain and secondary disasters such as landslides and mudslides [1][2][5] - The Central Meteorological Administration forecasts that areas including northeastern and southern Sichuan, most of Chongqing, northern Guizhou, and parts of Hunan and Hubei will see heavy rain, with some regions experiencing torrential downpours [2][3] - High temperatures in the central and eastern regions are expected to decrease due to the incoming rainfall, particularly in areas like eastern Sichuan and Chongqing, where temperatures are projected to drop significantly [6] Group 2 - The rainfall will expand eastward from June 19 to 21, with regions such as Hunan, Anhui, Shandong, and Jiangsu needing to be vigilant for localized heavy rain that could lead to secondary disasters [5][6] - Despite the reduction in high temperatures in many areas, Jiangnan will continue to experience prolonged heat, with maximum temperatures remaining around 33 to 34 degrees Celsius, necessitating ongoing heat prevention measures [6]