后天，内蒙古东北部、黑龙江中南部、新疆沿天山地区西部、西藏东北部、青海南部等地部分地区有小 到中雪或雨夹雪，其中，西藏东北部局地有大雪。川西高原东北部、甘肃南部、陕西中南部、四川盆地 北部、重庆东南部、贵州北部、云南东北部和西南部、台湾岛大部等地部分地区有中到大雨，其中，台 湾岛东部局地有暴雨或大暴雨。 近期，华西多地降雨频繁，部分地区今明天还将出现强降雨，地质灾害风险较高，需谨慎前往山区、河 道等灾害高风险地区，驾车请远离低洼路段和山区道路。内蒙古、黑龙江等地仍将出现降雪，请注意出 行安全。 北方地区进入降温核心时段 气温将大面积创新低 央视网消息：据中国天气网消息，目前，今年下半年来最强冷空气过程正在影响我国。今天（10月 17日），西南地区东部到黄淮、江淮一带雨势仍强，东北地区的雨雪天气也会继续，其中黑龙江的降雪 会再次增多；同时，华北、黄淮等地将现显著降温。此次冷空气影响范围广、持续时间长，请及时增添 衣物，注意保暖。 华西至黄淮一带雨势仍强 黑龙江降雪再次增多 昨天，华西至黄淮一带的降雨进入最强时段，湖北和重庆交界一带雨势较强，同时，内蒙古东北部等地 仍有降雪出现。监测显示，昨日8时至今日6时，四川 ...

Core Points - A strong cold air mass is currently affecting most parts of China, leading to significant temperature drops and increased precipitation [10][11] - The most intense rainfall is expected from the night of October 16 to October 17, particularly in the Huaxi to Huanghuai regions [3][5] - The cold air will also bring snowfall to areas such as the northeastern Inner Mongolia and the western Sichuan Plateau [3][7] Summary by Sections - **Cold Air Impact**: The cold air mass is expected to lower average temperatures by 4 to 8 degrees Celsius across most regions, with some areas experiencing drops exceeding 10 degrees Celsius [10][11] - **Rainfall Forecast**: Rainfall will intensify in the Huaxi to Huanghuai regions, with heavy rain and potential for localized severe weather events such as flash floods and landslides [9][3] - **Temperature Records**: Following the cold front, many areas will see their lowest temperatures in the past six months, with northern regions experiencing maximum temperatures below 10 degrees Celsius [11][10] - **Weather Warnings**: Residents are advised to prepare for significant temperature changes and potential health risks associated with the cold weather [11][10]

央视网消息：从10月15日起，一股较强冷空气过程来袭，新疆、内蒙古、京津冀等地成为降温核心区，部分地区降温幅度超过 10℃，可谓是"一夜入冬"。 未来三天 冷空气将自北向南持续发力 中央气象台预计，较强冷空气未来三天将自北向南持续发力，平均气温将累计下降4至8℃。其中，新疆、内蒙古、黑龙江等地部 分地区降幅或超10℃，京津冀等地最高气温将普遍在10℃上下。同时，伴随着降温，大风也是这轮强冷空气带来的产物，新疆乌鲁木 齐局地监测到了10级以上的大风。 云贵川今天降雨明显 雨量较大 新疆 内蒙古 黑龙江 吉林出现降雪 根据气象卫星监测显示，截至目前，新疆、内蒙古、黑龙江和吉林四个地区已出现明显降雪天气过程，局地降雪量达到10毫米左 右。 今起我国大部地区将经历"断崖式"降温 专家介绍，本轮冷空气影响范围广、持续时间长。10月16日起一直到21日，我国大部分地区都将经历"断崖式"降温，冷暖转换显 著。更要注意的是，在本轮降温后，还可能会受到补充冷空气影响，气温难以快速反弹，偏低的状态或将维持一段时间。 除了北方在经历降温过程之外，南方大部分地区也经历着降雨降温天气。云南、四川和贵州的部分地区，10月16日有分散性大 ...

中央气象台首席预报员马学款介绍，受冷空气影响，中东部地区平均气温或最低气温将累计下降 6℃至10℃，内蒙古中西部、华北、东北地区南部等地部分地区降温10℃至14℃，局地降温15℃以上。 最低气温0℃线将南压到华北北部至陕西北部、甘肃东部一带。 这两天，一股冷空气让北方多地寒意阵阵。据中央气象台预报，未来几天较强冷空气将继续影响我 国，大部地区将出现今年下半年以来最低气温。16日夜间开始，华西至黄淮一带降雨将显著增强。 监测显示，15日新疆、西藏、青海、甘肃、内蒙古等地出现7至8级大风，局地阵风10级；新疆、内 蒙古中东部、黑龙江、吉林、辽宁等地最高气温下降6℃至10℃，局地12℃以上。 新华社北京10月16日电 题：多地将现下半年以来最低气温 华西至黄淮等地降雨增强 新华社记者黄垚 "这是下半年以来影响我国强度最强的冷空气过程，影响时间长、降温幅度大。"马学款说，未来一 周北方地区气温将持续偏低，18日起华北、黄淮东部等地连续5天平均气温低于10℃，可能达到入冬标 准。华北北部、辽宁等地将出现初霜冻。19日至24日前后，南方地区将由前期气温显著偏高5℃至8℃转 为偏低2℃至4℃。 专家表示，冷空气带来大幅降温 ...

今年下半年来最强冷空气来袭 中国南北方气温创新低 中新社北京10月16日电 (记者 陈溯)记者16日从中国气象局获悉，预计16日至19日，将有较强冷空气自 西向东影响中国大部地区，平均气温累计下降4至8℃，局地超过12℃，南北方气温陆续创新低。 15日，今年下半年来最强冷空气过程上线，受冷暖气流交汇影响，四川盆地至黄淮一带降雨频繁。 中央气象台预计，16日至19日，较强冷空气将继续影响中国大部地区，平均气温累计下降4至8℃，内蒙 古中西部、华北北部、东北地区南部以及湖南、贵州等地部分地区降温10℃以上，局地超过12℃。 本轮冷空气过程不仅将加重北方的寒意，也将终结南方的暑热，降温后，中国大部地区将出现今年下半 年以来最低气温，多地将体验"换季式"降温。 冷空气将率先影响北方地区，华北北部、东北地区最高气温的最低值将普遍不足10℃。到19日，北京最 高气温只有11℃，最低气温仅2℃。对于南方来说，本周末经历快速降温后，江南大部地区最高气温只 有20℃左右，华南地区普遍在25℃左右。 此外，在冷暖气流交汇影响下，16日起，华西至黄淮等地雨势将增强，川西高原以及内蒙古东部、东北 地区降雪也会增多。 据中央气象台统计 ...

眼下， 新一股较强冷空气正在影响我国， 未来将横扫大江南北， 大部地区将陆续迎来换季式降温， 北方大部会由凉转冷，多地体验"一夜入冬" 受冷空气影响， 10月14日至20日， 17日起山东气温将明显下降 山东省气象台 2025年10月15日11时 发布省内短时天气预报 乌鲁木齐、哈尔滨、沈阳、 长春、天津、济南等19个大城市的 最高气温将陆续刷新今年下半年来最低纪录。 今起三天，山东多降雨天气 受较强冷空气影响 最低气温：鲁南地区13℃左右，其他地区9℃左右。 最高气温：鲁西北、鲁中山区和半岛内陆地区15℃左右，其他地区18℃左右。 （齐鲁晚报微信公众号） 15日下午到16日白天，淄博、东营、潍坊、临沂、日照和半岛地区天气阴有小雨转多云，其他地区天气 阴转多云；15日夜间到16日早晨，全省大部地区有雾或轻雾。北风，滨州、东营、潍坊、日照和半岛地 区4级阵风5～6级，其他地区3～4级。 最低气温：鲁中山区11℃左右，其他地区14℃左右。 16日最高气温：鲁中山区和北部沿海地区19℃左右，鲁南地区24℃左右，其他地区22℃左右。 16日夜间到17日白天，全省天气多云转阴，鲁南地区有中到大雨局部暴雨，其他地区有小到 ...

Core Points - A strong cold air mass is expected to impact most regions of China from west to east, bringing significant temperature drops and precipitation [4][5][6] Group 1: Weather Impact - Heavy rainfall has been reported in regions such as Zhejiang, Guangxi, and Chongqing, with local areas experiencing extreme rainfall, including 286.8 mm in Fangchenggang, Guangxi [2][3] - From October 16 to 19, areas including Shaanxi, eastern Sichuan Basin, and parts of North China are forecasted to experience moderate to heavy rain, with localized heavy rain or downpours expected [3][4] - The cold air mass will bring winds of 4 to 6 levels, with gusts reaching 7 to 9 levels, and average temperatures are expected to drop by 4 to 8 degrees Celsius across most regions [4][5] Group 2: Regional Forecasts - Specific forecasts indicate that from October 15 to 16, regions such as Xinjiang, Inner Mongolia, and parts of Northeast China may experience light to moderate snow or sleet, while areas in southern China may see heavy rain [5][6] - On October 17, northern and northeastern regions are expected to see light to moderate snow, while central and southern regions may experience moderate to heavy rain, with localized heavy downpours [8][9]

Core Points - The prolonged high temperatures in Zhejiang have been recorded until mid-October, with the latest high temperature day occurring on October 11, marking a historical record [1] - A series of cold air masses are expected to influence the weather in Hangzhou, leading to a significant drop in temperatures and the end of the high-temperature period [1][2] Summary by Sections Weather Patterns - The high temperatures have persisted due to the reluctance of the subtropical high-pressure system to retreat, with significant temperature variations across different regions [1] - The arrival of cold air is expected to lower temperatures significantly, with the main urban area experiencing a maximum temperature of around 28°C [1][2] Cold Air Impact - The first two cold air masses are not strong enough to end the warm weather, but the third cold air mass arriving on October 18 is anticipated to bring more substantial cooling and precipitation [2] - The forecast indicates that by October 19, the minimum temperature in the main urban area will drop below 20°C, with maximum temperatures not exceeding 25°C [2] Tropical Cyclone Activity - Concurrently, there is potential tropical cyclone activity in the Northwest Pacific, with a possibility of a new typhoon forming around October 17 [2] - The interaction between the cold air and the subtropical high-pressure system may affect the trajectory and intensity of the developing cyclone, with potential impacts on weather conditions in Hangzhou [2]

Core Points - The article discusses the impact of a strong cold air mass affecting various regions in China, leading to significant temperature drops and precipitation events [1][2]. Group 1: Weather Forecast - From October 14, a strong cold air mass will influence most parts of China, with temperature drops expected to range from 4 to 8 degrees Celsius, and over 10 degrees Celsius in some areas [1]. - Specific regions such as Inner Mongolia, northern North China, and southern Northeast China are forecasted to experience temperature drops exceeding 10 degrees Celsius [1]. - Rain and snow are expected in regions like Xinjiang, Gansu, and parts of Inner Mongolia, with local heavy snowfall predicted [1]. Group 2: Public Advisory - Meteorological experts advise the public to pay attention to temperature changes and to dress warmly due to the expected strong winds and cold weather [2]. - Continuous rainy weather in the Huanghuai region necessitates timely drainage in areas with overly saturated soil [2]. - There is a heightened risk of mountain floods, geological disasters, and urban flooding in several regions, including southern Shaanxi and northern Guizhou, prompting the public to exercise caution when traveling [2].

Group 1 - The core viewpoint of the articles highlights the ongoing and intensifying rainfall in the Huaxi region, with warnings about potential secondary disaster risks due to accumulated rainfall [1][9] - The strong rainfall is expected to continue in areas such as Sichuan, Chongqing, and parts of Henan, with local rainfall exceeding 30 millimeters [3][9] - A significant cold air mass is anticipated to move southward, potentially ending the high temperatures in southern regions, with temperature drops of 4 to 10 degrees Celsius expected [10][11][14] Group 2 - The forecast indicates that the heavy rainfall will persist in the Huaxi region, particularly affecting the northeastern parts of Sichuan and northern Chongqing, with possible heavy rain and thunderstorms [4][5][7] - The cold air is expected to bring a notable temperature drop, with cities like Wuhan experiencing a maximum temperature of 19 degrees Celsius, marking a new low since the start of autumn [11][12] - The cold air's impact will extend to southern regions after the 18th, with cities like Hefei and Changsha potentially seeing maximum temperatures around 20 degrees Celsius [14]