Core Points - The successful completion of the business access test for the first CD-type dual-polarization weather radar in Qinghai marks a significant advancement in local meteorological capabilities [1][4] - The radar employs advanced technologies such as C-band large antennas and dual linear polarization, representing the highest technical standards in domestic meteorological radar construction [4] - The radar station, located at an altitude of 4,070 meters, will enhance monitoring and early warning capabilities for severe weather in the Hohhot Valley and Qilian Mountain areas, covering over half of Qinghai's population [4]

Weather Alerts - Hebei Meteorological Station issued blue alerts for strong winds and heavy rain on October 8, indicating northeast winds of 6 to 7 levels and gusts of 8 to 10 levels in coastal areas [1] - Heavy rain is expected in specific regions including Zhangjiakou, Baoding, Xiong'an New Area, Langfang, Shijiazhuang, Cangzhou, and Hengshui, with rainfall amounts ranging from 50 to 80 millimeters, and localized areas experiencing 100 to 120 millimeters [1] Flood Risk Warnings - A meteorological risk warning for mountain floods was issued, highlighting areas with a high likelihood of such disasters, particularly in Baoding, Zhangjiakou, and Shijiazhuang, with yellow and blue alerts indicating varying levels of risk [1] - Local authorities are advised to monitor rainfall closely, enhance flood disaster monitoring, and organize timely evacuations to ensure public safety [1]

Core Points - The Central Meteorological Administration issued blue alerts for heavy rain, strong convective weather, and strong winds on October 2 [1] Group 1: Heavy Rain Alerts - From October 2, 8 AM to October 3, 8 AM, regions including eastern and southern Shandong, northern and southern Jiangsu, southern Henan, northern Anhui, northern Hubei, northeastern Sichuan, northern Chongqing, southeastern Shaanxi, and western Yunnan are expected to experience heavy to torrential rain, with some areas in northern Jiangsu forecasted to receive 100-110 mm of rain [2] - Short-term heavy rainfall is expected in these areas, with maximum hourly rainfall between 20-50 mm, and localized amounts possibly exceeding 60 mm, along with thunderstorms and strong winds [2] Group 2: Strong Convective Weather Alerts - From October 2, 8 AM to October 3, 8 AM, parts of northeastern Jiangnan and eastern Jianghuai are expected to experience thunderstorms with wind speeds exceeding level 8, and some areas in eastern and southern Jiangsu may see winds above level 10, with maximum wind speeds potentially reaching above level 11 [3] - Short-term heavy rainfall is also anticipated in the northeastern regions of Southwest China, western Jianghan, central and eastern Jianghuai, northeastern Jiangnan, and Hainan Island, with hourly rainfall exceeding 20 mm in some areas, and localized amounts possibly exceeding 50 mm, reaching over 60 mm [3] Group 3: Wind Alerts - From October 2, 8 AM to October 3, 8 AM, regions including northern and eastern Xinjiang, western Gansu, and western and northeastern Inner Mongolia are expected to experience winds of 5-6 levels, with mountain passes in Xinjiang potentially reaching 7-8 levels and gusts of 9-11 levels [5] - The central and southern Yellow Sea will see winds of 7-8 levels, with gusts of 9-10 levels, and some sea areas may experience winds of level 9 and gusts of 10-11 levels [5] - From October 3, 8 AM to October 4, 8 AM, eastern Xinjiang and the southern Xinjiang basin, western Gansu, and western and northern Inner Mongolia are expected to continue experiencing winds of 5-6 levels, with similar conditions in the Yellow Sea and other maritime areas [5]

Core Points - The Central Meteorological Administration issued a yellow rainstorm warning, predicting heavy rainfall in various regions including the Sichuan Basin, Guizhou, and parts of Yunnan, with rainfall amounts reaching 100-240 mm in some areas [1] - A blue wind warning was also issued, forecasting winds of 5-6 levels in northern Xinjiang and Gansu, with gusts reaching 7-8 levels, and even higher winds in the Bohai Sea and Yellow Sea [3] Summary by Category Weather Warnings - Yellow rainstorm warning indicates heavy to torrential rain expected from September 17 to 18, with specific regions forecasted to experience short-term heavy rainfall and severe convective weather [1] - Blue wind warning predicts strong winds in northern Xinjiang, Gansu, and parts of the Yellow Sea, with gusts potentially reaching 10-11 levels in certain areas [3] Defense Guidelines - Government and relevant departments are advised to prepare for rainstorm defense, including traffic management and safety measures for vulnerable areas [2] - Precautions against strong winds include ensuring the safety of vessels at sea, traffic safety measures, and securing temporary structures [4]

Core Points - The Central Meteorological Administration has issued a blue wind warning and a yellow rainstorm warning due to expected severe weather conditions in various regions [1][5]. Group 1: Wind Warnings - A blue wind warning is in effect from September 17, 08:00 to September 18, 08:00, predicting winds of 5-6 levels and gusts of 7-8 levels in parts of northern Xinjiang, western Gansu, northern Tibet, and central Inner Mongolia [1][3]. - The Bohai Sea, Bohai Strait, and most of the Yellow Sea will experience winds of 7-8 levels, with gusts reaching 9 levels, particularly in the central and western parts of the Yellow Sea where winds may reach 9 levels and gusts could reach 10-11 levels [1][3]. Group 2: Rainstorm Warnings - A yellow rainstorm warning is in effect from September 17, 08:00 to September 18, 08:00, with heavy to torrential rain expected in the eastern and southern parts of the Sichuan Basin, northwestern Guizhou, northern Yunnan, western and northern Chongqing, southern Shaanxi, northwestern Hubei, southwestern Henan, southeastern Tibet, southern Guangxi, southwestern Guangdong, and Hainan Island [5]. - Some areas, particularly in the northeastern Sichuan Basin and western Chongqing, may experience extreme rainfall ranging from 100 to 240 millimeters, with short-term heavy precipitation expected [5].

Core Points - Shanghai Meteorological Center issued a blue rainstorm warning, predicting over 35mm of rainfall in the next 6 hours for central urban areas and several districts [1] - The warning was upgraded to a yellow rainstorm warning, with expectations of over 50mm of rainfall in the same timeframe for specific districts [1] - The Shanghai Flood Control Headquarters initiated a level III flood prevention response [1] Weather Alerts - A blue rainstorm warning was first issued, indicating significant short-term rainfall expected [1] - A yellow hail warning was also issued, advising residents to avoid outdoor activities and protect vulnerable outdoor items [1] - The high-temperature yellow warning was lifted, while thunderstorm and strong wind warnings remain in effect [1]

Group 1 - The province has experienced four rounds of heavy rainfall since August 15, with an average precipitation of 115.2 millimeters, which is 1.2 times more than the same period in previous years [1] - The meteorological department is actively monitoring and providing early warnings, utilizing a network of ground observation stations and weather radars to capture real-time rainfall and water conditions [1][2] - The department has implemented a multi-level emergency response system, ensuring timely communication of weather information to over 30 provincial liaison units and the public [2] Group 2 - The meteorological department emphasizes the importance of early warning systems, combining numerical forecasting models with artificial intelligence to enhance prediction accuracy and disaster impact assessments [2] - The department is focused on providing comprehensive weather information to agricultural stakeholders, reaching out to 32,000 new agricultural operators and 19,000 agricultural machinery operators [2] - The ongoing severe flood situation has prompted the meteorological department to maintain a high level of vigilance and commitment to safeguarding the lives and property of the province's residents [3]

Core Points - The Central Meteorological Observatory issued a blue rainstorm warning and continued to issue yellow heat warnings and orange typhoon warnings on August 25 [1] Group 1: Rainstorm Warning - From August 25, 08:00 to August 26, 08:00, heavy rain is expected in several regions including eastern Qinghai, central Gansu, southeastern Heilongjiang, eastern Jilin, eastern Liaoning, eastern Henan, and parts of southwestern Guangdong [2] - Some areas, such as southeastern Jilin, northwestern Sichuan Basin, southern coastal Guangxi, and southern Hainan Island, may experience torrential rain with precipitation between 100 to 130 millimeters [2] - Localized areas may face short-term heavy rainfall with maximum hourly rainfall of 20 to 60 millimeters, and some regions could exceed 80 millimeters, along with thunderstorms and strong winds [2] Group 2: Typhoon Warning - The 13th typhoon of the year, "Jianyu," has moved from the central and western South China Sea into the Beibu Gulf, with maximum wind speeds of 14 levels (45 m/s) and a minimum central pressure of 950 hPa [3] - The typhoon is expected to move west-northwest at a speed of 15 to 20 kilometers per hour and will likely make landfall near Vietnam's Rong City in the evening to night of August 25, with a rapid decrease in intensity thereafter [3] Group 3: High Temperature Warning - A yellow heat warning was issued for August 25, predicting temperatures between 35 to 39 degrees Celsius in regions such as Chongqing, central and eastern Hubei, most of Hunan, and parts of Jiangxi, Anhui, and Guangdong [8] - Some localized areas, including central Chongqing and southeastern Hubei, may see temperatures exceed 40 degrees Celsius [8]

Core Points - The Central Meteorological Observatory issued multiple weather warnings including yellow alerts for heavy rain and high temperatures, and an orange alert for typhoons on August 24 [1] Group 1: Heavy Rain Warning - A yellow alert for heavy rain was issued, predicting significant rainfall in various regions including Hainan Island, southwestern Guangdong, southern Guangxi, and parts of Yunnan and Sichuan [2] - Some areas are expected to experience heavy rain, with localized extreme rainfall of 250 to 380 millimeters, particularly in southern Hainan and western Sichuan [2][7] Group 2: High Temperature Warning - A yellow alert for high temperatures was also issued, forecasting temperatures above 35°C in regions such as Chongqing, Anhui, Jiangsu, and parts of Guangdong and Guangxi [4] - Specific areas may see temperatures reaching 37 to 39°C, with some locations potentially exceeding 40°C [4] Group 3: Typhoon Warning - An orange alert for typhoons was issued as Typhoon "Jianyu" intensified, with maximum wind speeds of 12 levels (35 m/s) and a minimum central pressure of 970 hPa [6] - The typhoon is expected to make landfall in the coastal areas of Hainan between the afternoon and evening of August 24, with wind speeds potentially reaching strong typhoon levels (14-15 levels, 42-48 m/s) [6] - Forecasts indicate that areas such as the South China Sea and coastal regions of Hainan will experience strong winds of 6-8 levels, with localized areas experiencing winds of 9-11 levels [6]

Heat Warning - High temperature warning issued for regions including southern Hebei, most of Shandong, and parts of Henan, Anhui, Jiangsu, Shanghai, northern and eastern Hubei, northern and central Hunan, northern Jiangxi, most of Zhejiang, eastern Sichuan Basin, and western Chongqing, with temperatures expected to reach 35-36°C [1] - Specific areas in central and southwestern Shandong, eastern and southern Henan, northern and eastern Anhui, western and southern Jiangsu, central and southern Shanghai, eastern Hubei, and northern Zhejiang may see temperatures between 37-39°C [1] Rainstorm Warning - Blue rainstorm warning issued for regions including northeastern Inner Mongolia, central Heilongjiang, central Jilin, northern and central Liaoning, eastern and southern Shaanxi, central and northeastern Hebei, most of Beijing, Tianjin, western and southern Sichuan Basin, western and southern Guizhou, Yunnan, and northern Guangxi, with heavy to torrential rain expected [4] - Areas such as central Jilin, northern Liaoning, central and northeastern Hebei, southern Tianjin, southern Sichuan Basin, southwestern Guizhou, northeastern Yunnan, and northern Guangxi may experience extreme rainfall of 100-180 mm [4] Severe Weather Warning - Blue warning for severe convective weather issued for regions including most of North China, eastern Inner Mongolia, central and southern Northeast China, eastern and southern Southwest China, and western South China, with short-term heavy rainfall exceeding 20 mm expected [7] - Specific areas in southern and northeastern Hebei, northern mountainous regions of Beijing, central and northern Liaoning, central and eastern Jilin, southeastern Sichuan Basin, southwestern Guizhou, northeastern Yunnan, and northern Guangxi may see hourly rainfall exceeding 50 mm, with maximums potentially over 80 mm [7] Thunderstorm and Hail Warning - Warning for thunderstorms and hail issued for various regions, with expected wind speeds of 8 or higher, and potential for hail [8] - Recommendations for outdoor activities include reducing exposure to severe weather conditions and ensuring safety measures are in place for vulnerable populations [10]