北京：关闭全市所有景区！此前已通知市民“非必要不外出”，今夜间有暴雨到大暴雨

Core Viewpoint - Beijing has issued a red rainstorm warning and initiated a level one flood emergency response due to severe weather conditions, leading to the closure of all tourist attractions and the suspension of various travel and cultural activities [1][4][8]. Group 1: Emergency Measures - All tourist attractions in Beijing will be closed, and efforts will be made to evacuate threatened tourists [1][4]. - Rural homestays and camping sites will suspend operations, with measures taken to return or relocate guests to safe areas [1][4]. - Travel agencies are required to halt tourism activities and provide safety notifications [1][4]. - Organized cultural and tourism activities, including performances and training sessions, will be suspended [1][4]. Group 2: Public Safety Advisories - Citizens are advised to avoid outdoor activities and stay away from scenic spots, rural homestays, and flood-prone areas during the emergency response [2][4]. - Schools and training institutions will cease all in-person classes and activities, ensuring the safe relocation of affected individuals [4]. - Construction sites will halt operations, and workers will be safely relocated [4]. - Residents in low-lying areas and those living in semi-basement apartments are urged to monitor flood risks and evacuate if necessary [4][8]. Group 3: Weather Conditions - Heavy rainfall is expected, with some areas receiving over 150 mm and localized spots potentially exceeding 300 mm [8]. - The risk of secondary disasters such as flash floods, mudslides, and landslides is extremely high in mountainous regions [8]. - Thunderstorms and strong winds are anticipated in the following days, necessitating continued vigilance [8].