新京报讯（记者王景曦）目前，北京处于暴雨红色预警中。据北京市气象局发布的"一小时降水图"，过去一小时 （18时至19时），北京怀柔、密云、顺义降水明显。 据监测，4日13时至19时，全市平均降水量为1.5毫米，城区平均2.1毫米，最大降水量出现在西城大观园18.5毫 米。最近一小时（18时至19时）最大降水量出现在顺义绿富农，为16.2毫米。 此外，在今天下午中央气象台继续发布的暴雨橙色预警、强对流天气蓝色预警中，预警范围都包含北京。 根据中央气象台的暴雨预警内容，预计8月4日20时至5日20时，北京、天津、辽东半岛等地部分地区有大到暴雨， 其中，北京东部、天津南部、河北东部、山东西北部等地部分地区有大暴雨。 根据中央气象台的强对流天气预警内容，预计8月4日20时至5日20时，北京中东部、福建东部、广西东部、广东中 部和西南部等地的部分地区小时雨量大于50毫米，最大可达80毫米以上。 8月4日13时至19时北京市降水量分布图。图源：北京市气象局 目前强回波主要位于顺义、密云、怀柔和平谷部分地区，并缓慢向东北方向移动，预计，未来1小时影响密云、顺 义、平谷，局地雨强较大，最大小时降水量20～40毫米。此外，北京 ...

新华社兰州8月3日电 记者从甘肃省气象局获悉，预计8月3日14时至4日5时，甘肃省张掖市以东的多个 市州有短历时强降水过程，最大小时雨强可能达到80毫米。3日10时，甘肃将山洪灾害气象风险预警由 黄色升级为橙色。 2日至3日，甘肃陇中、陇东部分地区发生短历时强降水过程，局地小时雨强超过40毫米。 兰州中心气象台于3日9时预报，未来24小时，甘肃省张掖市、武威市、兰州市、白银市、定西市、临夏 回族自治州、甘南藏族自治州等市州部分地方有短历时强降水，小时雨强30至50毫米，最大小时雨强可 达80毫米。此外，预计3日15时至22时，祁连山区中东段，以及兰州市南部、甘南州北部有雷雨、大风 或冰雹天气。 兰州中心气象台已于3日9时10分发布强对流黄色预警。甘肃省水利厅、甘肃省气象局于3日10时联合将 山洪灾害气象风险黄色预警升级为橙色预警。预计3日14时至4日11时，兰州市、白银市、武威市、定西 市、临夏州等部分地方发生山洪灾害可能性大。甘肃省水利厅决定，自3日11时起，针对兰州市、白银 市、武威市、临夏州启动洪水防御Ⅳ级应急响应。 甘肃气象、水利部门提示，此次局地短历时强降水落区叠加，发生中小河流洪水、山洪、地质灾害 ...

Group 1 - The Central Meteorological Administration issued an orange high-temperature warning and a blue severe convective weather warning on July 16 [1] - High temperatures above 35°C are expected in regions including southern Shaanxi, southwestern Shanxi, central Henan, and parts of Xinjiang and Inner Mongolia, with some areas reaching 37-39°C and others exceeding 40°C [1] - Severe convective weather is anticipated from July 16, 20:00 to July 17, 20:00, with thunderstorms and hail expected in eastern Northwest China, Jianghan, Jianghuai, and eastern Jiangnan [4] Group 2 - Recommendations include avoiding outdoor activities during high temperatures, especially for vulnerable populations, and implementing heat prevention measures [4][8] - Authorities are advised to prepare for short-term heavy rain, thunderstorms, and strong winds, with specific measures for outdoor workers and livestock [8] - Areas such as southern Henan, southern Anhui, and eastern Zhejiang may experience short-term heavy rainfall exceeding 50mm, with maximum amounts potentially reaching over 70mm [5]

Core Viewpoint - The article emphasizes the significant rainfall and strong convective weather expected across both southern and northern regions of China from May 8 to 9, with warnings issued for heavy rain and severe weather conditions [1][3][10]. Summary by Sections Rainfall Forecast - Heavy to torrential rain is anticipated in regions such as Jiangnan, Huazhong, and parts of Huabei, with specific areas like southwestern Anhui, eastern Hubei, northeastern Jiangxi, western Zhejiang, and northern Guangxi expected to experience extreme rainfall [3][5]. - The Central Meteorological Observatory has issued yellow warnings for heavy rain and strong convective weather [3][4]. Severe Weather Alerts - From May 8 at 14:00 to May 9 at 14:00, areas including southern Jianghuai, southwestern Jiangnan, northern Huanan, and northern Huabei are forecasted to experience heavy rain, with some regions facing extreme conditions [5][7]. - Wind gusts of 10 or more are expected in certain areas, with maximum wind speeds potentially reaching 11 [7][10]. Temperature and Wind Changes - A temperature drop of 4 to 8 degrees Celsius is expected in the northwest and northern regions, with wind speeds of 4 to 6 levels and gusts reaching 7 to 10 levels [12][15]. - The article notes that after the rain, temperatures in northeastern and northern regions may rise significantly, with highs potentially reaching 36 degrees Celsius shortly after the rain [15]. Public Safety Recommendations - The article advises the public to stay informed about weather forecasts and warnings, and to avoid outdoor activities during severe weather periods [10][20]. - Specific safety measures include avoiding areas prone to flooding, securing loose items, and refraining from using metal tools during thunderstorms [20][26].