Bulletin updated at 23:30 HKT 30/Jul/2025
By the Hong Kong Observatory at 11:30 p.m. on 30 Jul 2025 Warnings: Strong winds in Nan'ao, Shanwei, south of Hong Kong and Shangchuan Dao. Weather Situation: A broad trough of low pressure is bringing unsettled weather to the south China coastal waters. Area forecasts for the next 24 hours Hong Kong Adjacent Waters: Southwest force 4 to 5. Occasional heavy showers and squally thunderstorms. Moderate seas. Nan'ao, Shanwei and South of Hong Kong: West to southwest force 4 to 5, occasionally force 6. Occasional heavy showers and squally thunderstorms. Moderate to rough seas. Shangchuan Dao: West to southwest force 4 to 5, occasionally force 6. Scattered showers and squally thunderstorms. Moderate to rough seas. Outlook for the following 48 hours Southwesterly winds of force 4 to 5, occasionally force 6. Scattered showers and squally thunderstorms. Latest reports from south china coastal weather stations -------------------------------------------------------- Waglan Island Wind southwest force 5 Visibility 26 kilometres Shantou Wind west force 2 Visibility 14 kilometres Huangmaozhou Wind southwest force 4 Macau Wind south force 2 Visibility 15 kilometres Xisha Wind southwest force 4 Visibility 11 kilometres