暴雨、大暴雨、特大暴雨，要来了！

Core Viewpoint - The article discusses the severe weather conditions expected in various regions of China, particularly focusing on heavy rainfall and the associated risks, including potential flooding and landslides. Group 1: Weather Warnings - The Central Meteorological Observatory issued an orange rainstorm warning, predicting heavy to torrential rain in several areas from August 4 to August 5, with some regions experiencing extreme rainfall of 250 to 350 millimeters [1] - Specific areas such as southwestern Beijing, southern Tianjin, and parts of Hebei and Guangdong are expected to face significant rainfall, with localized areas at risk of extreme weather events [1][5] Group 2: Defense Guidelines - Government and relevant departments are advised to prepare for emergency responses to the rainstorm [3] - Outdoor activities should be suspended, and schools in danger zones should take measures to ensure the safety of students and staff [3] - Urban and agricultural drainage systems need to be prepared to handle potential flooding and related disasters [3] Group 3: Public Safety Recommendations - Citizens are encouraged to minimize outdoor activities and stay updated on weather alerts, using public transportation if necessary [6] - Organizations are advised to adopt flexible work arrangements to avoid peak commuting times [6] - Schools may suspend classes and outdoor activities, and individuals should avoid areas prone to geological hazards [6]