Summary of Key Points Core Viewpoint - A significant weather event is expected in the province from September 15 to 17, characterized by heavy rainfall, strong winds, and temperature drops, with warnings issued for potential natural disasters [1][2]. Weather Forecast - The province will experience a large-scale rain and wind event from the afternoon of September 15 to the daytime of September 17, with rainfall primarily concentrated on the night of September 16 [1]. - Cumulative average precipitation is expected to be between 30 to 50 millimeters, with certain areas like Jinan, Taian, and others potentially receiving 40 to 70 millimeters, and localized areas could see up to 200 millimeters [1]. Wind and Temperature Changes - Northeastern winds are forecasted with gusts reaching 7 to 8 levels in the Bohai Sea and surrounding areas, and a temperature drop of 6 to 8 degrees Celsius is anticipated [2]. - The minimum temperature across the province is expected to be around 16 degrees Celsius on the morning of September 18 [2]. Flood and Disaster Warnings - A joint warning for mountain flood disasters has been issued, indicating a high possibility of such events in areas like Zaozhuang and Linyi from the evening of September 15 to the evening of September 16 [2]. - Areas under yellow and blue warning levels have been specified, highlighting the risk of secondary disasters such as urban flooding and geological hazards [2].