9月或将有2到3个热带气旋影响海南省

Core Viewpoint - The report predicts that 2 to 3 tropical cyclones may impact Hainan Province in September 2023, with significant rainfall and tidal events expected [1] Group 1: Tropical Cyclones and Weather Events - The report indicates that 1 to 2 tropical cyclones are expected to affect Hainan Island in the mid to late September [1] - There will be approximately two occurrences of hazardous sea waves exceeding 4 meters in the South China Sea due to typhoons or the combination of typhoons and weak cold air [1] - A tidal event with high astronomical tide levels is anticipated along the coast of Hainan Island from September 14 to 17, particularly at Haikou and Dongfang stations [1] Group 2: Rainfall and Water Levels - The main rainfall periods for Hainan Island are expected from early to mid-September, mid to late September, and late September [1] - Regional heavy rainfall is likely in the eastern, central, and southern parts of Hainan Island during the early to mid-September and mid to late September periods [1] - As of August 26, the total water storage in Hainan's reservoirs was 60.69 billion cubic meters, which is 70.6% of normal capacity and 46% higher than the average for the same period, although some areas showed a decrease in water levels [1] Group 3: Flooding and Geological Risks - The analysis suggests that while the major rivers and small river stations in Hainan have entered a flood season, the likelihood of basin-wide flooding during heavy rainfall is low [2] - However, there is a significant possibility of regional flooding exceeding warning or guaranteed water levels in major and small rivers [2] - The risk of geological disasters induced by rainfall is expected to be high in September [2]