At 23:44 on May 4, 2025, Wenchuan County Meteorological Station issued an orange rainstorm warning signal: the 3-hour rainfall in Mianyang Town will be more than 25mm. Please strengthen the prevention of geological disasters such as flash floods, mudslides, and landslides in relevant departments and towns, and do a good job in monitoring, inspecting, guarding, and actively, proactively, and preemptively avoiding them.
1. Enter the state of rainstorm prevention, the government and relevant departments shall pay close attention to the latest news of rainstorm, and do a good job in the emergency work of rainstorm prevention; 2. Pay attention to prevent urban waterlogging, mountain torrents, landslides, collapses, debris flows and other secondary disasters that may be caused by rainstorm; 3. Relevant departments and units shall, according to the rainstorm disaster and road conditions, exercise traffic control over heavy rainfall sections, waterlogged sections, collapsed sections, overtopped roads (bridges) and sunken overpasses to ensure safety; 4. Schools and kindergartens may postpone their enrollment and take measures to protect the safety of students and young children on campus; 5. Suspend outdoor and underground operations, transfer personnel and residents of dangerous areas such as flood prone construction sites and camps in mountainous areas to safe places for shelter from rain, cut off dangerous outdoor power sources, and do a good job in drainage, flood prevention, and material transfer in low-lying and flood prone areas; 6. Drivers should pay attention to slippery and collapsed roads, try to avoid flooded roads, collapsed roads, submerged waterways (bridges), and sunken overpasses, avoid crossing flooded roads, and avoid parking vehicles in low-lying areas.
汶川县气象台2025年05月04日23时44分发布暴雨橙色预警信号：绵虒镇3小时降雨量将达25毫米以上。请相关部门和各镇加强防范山洪、泥石流、滑坡等地质灾害，做好监测、巡查、值守和主动、提前、预防避让工作。
1.进入暴雨防御状态，政府及有关部门密切关注暴雨最新消息，做好防御暴雨的应急工作； 2.注意防范暴雨可能引发的城市内涝和山洪、滑坡、崩塌、泥石流等次生灾害； 3.有关部门和单位根据暴雨灾害和道路情况，对强降雨路段、积水路段、塌方路段、漫水路（桥）和下沉式立交桥实行交通管制，保障安全； 4.学校、幼儿园可以延迟上学，采取措施保护到校学生、幼儿的安全； 5.暂停户外和井下作业，转移山区涉洪工地营地等危险地带人员和危房居民到安全场所避雨，切断危险的室外电源，做好低洼、易涝地区的排水防涝和物资转移工作； 6.驾驶人员注意路滑和塌方，尽量绕开积水路段、塌方路段、漫水路（桥）和下沉式立交桥，避免穿越水浸道路，避免将车辆停放在低洼区域。
At 21:41 on May 4, 2025, the Lixian Meteorological Observatory issued a yellow warning signal for lightning: Tonghua Township, Xiameng Township, Shangmeng Township, Puxi Township, Ganbao Township, Putou Town, Taoping Town, Xuecheng Town, Gulgou Town, Miyaluo Town, and Zagunao Town in Lixian may experience lightning activity within 6 hours, which may cause lightning disasters and accidents. The process may be accompanied by short-term heavy rainfall, gusts of strong winds, hail, and other severe convective weather. Please take precautions. Please ensure that relevant departments at all levels take lightning protection measures and avoid outdoor activities.
1. The government and relevant departments should do a good job in lightning protection work; 2. Pay close attention to weather changes and avoid outdoor activities; 3. Outdoor collective activities and high-altitude dangerous outdoor operations can be suspended; 4. Cut off the dangerous power supply, stay away from metal doors and windows, do not use umbrellas in open areas, do not stay or avoid under trees, poles, tower cranes, mountaintops, water or open areas, and do not hold metal objects upside down in your hands or carry them on your shoulders.
理县气象台2025年05月04日21时41分发布雷电黄色预警信号：理县通化乡、下孟乡、上孟乡、蒲溪乡、甘堡乡、朴头镇、桃坪镇、薛城镇、古尔沟镇、米亚罗镇、杂谷脑镇6小时内可能发生雷电活动，可能会造成雷电灾害事故。过程来临时可能伴有短时强降水、阵性大风、冰雹等强对流天气，请注意防范。请各级相关部门做好雷电防护工作，避免户外露天活动。
1.政府及有关部门做好防雷工作； 2.密切关注天气变化，避免户外活动； 3.可以暂停露天集体活动和高空等户外危险作业； 4.切断危险电源，远离金属门窗，在空旷场地不要打伞，不要在树下、电杆下、塔吊下、山顶、水边或空旷地带停留或者躲避，不要将金属物品朝天握在手中或者扛在肩上。
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