来源：央视一套 今天（2月19日）是正月初三，我国大部地区气温继续回升。19 日夜间至 22 日，强冷空气将影响北方地区。 北方将有一次强冷空气过程 部分地区降温可达 14 ℃ 西北地区东部、华北、黄淮、江淮等地将先后有沙尘天气，其中，内蒙古西部、甘肃西部、宁夏北部、陕西北部、 山西北部等地的部分地区有沙尘暴，局地有强沙尘暴。 新疆降雪发展增多 22 日起黄淮到江南有大范围降雨 今天，我国大部地区以晴或多云天气为主，西南地区东部至江南地区有弱降雨，新疆北部降雪有所增多。 今天，新疆北疆地区、西藏北部和东部、川西高原南部以及黑龙江西北部等地部分地区有小雪或雨夹雪，其中，新 疆阿勒泰地区、西藏东南部、川西高原南部等地部分地区有 中到大雪 ，阿勒泰地区部分地区 暴雪 。西藏东南部、湖 南中南部、江西中北部、浙江中南部、福建西北部、四川盆地西南部、贵州东南部、云南南部、广西西部和北部、 台湾岛等地部分地区有小雨。 19 日夜间至 22 日，强冷空气将影响北方地区。 江淮及其以北大部地区，将有5～6级风，阵风7～8级，并伴有6～8℃降温； 新疆北部、内蒙古中西部等地的部分地区风力可达7～8级，阵风9～10级，降温可达1 ...

摘要： 国内方面，昨日，山西、河南、湖北等地部分地区出现降雪或雨夹雪，华北、黄淮等地出现明显降温。 预计，16日，受寒潮影响，江南、华南等地有明显降温；江汉、江淮、江南等地有降雨或雨夹雪，关注 降温、降水对春运交通、旅游、户外活动、人体健康等的不利影响；琼州海峡等海域有大雾天气，关注 对通航和沿海旅游等的影响。 山西河南湖北等地出现降雪 华北黄淮等地出现明显降温 昨日8时至今日6时，新疆伊犁河谷及沿天山地区、黑龙江中东部、陕西中南部、山西南部、河南大部、 湖北北部、安徽北部等地部分地区出现小到中雪或雨夹雪，山西南部、河南南部、湖北北部局地大雪。 湖北东南部、安徽中南部、江苏南部、浙江中北部、重庆北部和东南部、贵州东部、湖南北部、江西北 部等地出现中到大雨。东北地区中东部、华北、黄淮、江汉、江南西部等地部分地区出现6～10℃降 温，局地降幅超过12℃。内蒙古东部、河南、湖北中东部、安徽中北部等地部分地区出现7～9级大风， 局地阵风超过10级。 2.重点天气预报 （1）江南华南有大风降温 受强冷空气影响，预计，2月16日08时至2月17日08时，江南中南部和东部、贵州东南部、华南北部和西 部等地大部将先后降温6～ ...

Group 1 - The Guangdong Meteorological Observatory forecasts a new wave of moderate cold air affecting Guangdong from January 31 to February 2, with temperatures dropping by 3℃-6℃ in northern and eastern regions [1][2] - This cold air will bring rain to many areas, resulting in a damp and colder sensation compared to previous cold fronts [1] - On January 31, the weather will be overcast with light to moderate rain in northern Guangdong and the eastern Pearl River Delta, while other areas will experience cloudy to overcast conditions with scattered light rain [1] Group 2 - From February 1 to 2, the eastern coastal areas will see scattered light rain transitioning to cloudy weather, while most other regions will be cloudy to sunny [2] - Minimum temperatures are expected to range from 5℃-8℃ in northern and northern Pearl River Delta areas, 13℃-17℃ in western regions, and 9℃-12℃ in other areas [2] - The meteorological department advises residents to pay attention to rapid temperature changes and to take precautions against fire hazards due to high forest fire risk [2]

Group 1 - The core viewpoint of the article highlights the weather changes in China, with a significant reduction in snowfall and a transition to clearer weather across most regions starting tomorrow [1][2][3] - The article notes that the cold air activity will remain frequent in the coming week, although it is expected to be less intense, with three cold air fronts forecasted to arrive on specific dates [4] - It mentions that southern regions will experience persistent damp and cold conditions, with temperatures in major cities like Guiyang expected to remain in single digits [4] Group 2 - The article provides specific weather forecasts for various regions, indicating areas that will experience light to moderate snow or rain, particularly in the northwest and southwest [3] - It advises the public to take precautions when going out due to potential slippery roads and reduced visibility caused by rain and snow [6] - The article emphasizes the need for public safety measures regarding heating indoors, especially during the cold snap [4]

Core Points - A strong cold air mass is affecting various regions in China, leading to significant snowfall and temperature drops [6][11] - The core area of rain and snow is shifting towards Northeast China and Inner Mongolia [5][8] - Major cities like Beijing and Tianjin have initiated trial heating systems in response to the cold weather [16] Weather Impact - Regions such as Xinjiang, Qinghai, and Gansu experienced heavy snowfall, with Urumqi breaking its record for November snowfall, accumulating over 20 centimeters [6] - The cold air will bring temperature fluctuations, particularly in Northeast China, where temperatures may drop below 5°C [11] - Central and eastern regions will also see a drop in temperatures, with cities like Beijing and Taiyuan expected to have maximum temperatures around 10°C [11] Heating Measures - Beijing and Tianjin have started trial operations of their heating systems to prepare for the cold weather and ensure public comfort [16] - Residents are advised to monitor their heating facilities during the trial period and report any issues [16]

Core Viewpoint - The weather in Hangzhou is expected to be characterized by increased rainfall and fluctuating temperatures, with a notable drop in temperature following a brief warm spell [1] Weather Forecast - Rainfall will become more frequent starting Thursday, primarily concentrated on the 6th to 7th and again from the late 8th to the 9th, with light rain expected [1] - The temperature will experience significant fluctuations, with a peak of 25°C on the 8th, followed by a rapid decrease to 18°C on the 9th due to cold air influence [1] - The combination of warm and humid conditions with subsequent cold air increases the risk of colds, emphasizing the need for individuals to dress warmly, especially during early morning and evening [1]

Core Points - Recent weather changes in Zhengzhou include a wave of cold air and rainfall, with significant temperature drops expected [1] Weather Impact - On June 6 and 7, moderate to heavy rain is forecasted south of the Yellow River, with strong winds expected across most regions [1] - The maximum temperature is predicted to drop by approximately 4°C over these two days, with Zhengzhou experiencing cloudy weather and light to moderate rain [1] - On June 7, the maximum temperature in Zhengzhou is expected to be only 13°C, leading to a noticeable chill and a lower perceived temperature [1]

Summary of Key Points Core Viewpoint - The article discusses the weather conditions in China, highlighting the weakening of rainfall in the southern regions and the impending arrival of a strong cold air mass from the west, which will affect various parts of the country starting November 5 [1][6]. Weather Conditions - Rainfall is currently concentrated in the southwestern to Jiangnan and southern China regions, with expected moderate to heavy rain in areas such as central and western Yunnan, central and southern Guizhou, southern Hunan, southern Jiangxi, eastern Guangxi, western Guangdong, and southeastern Hainan [2][6]. - The rainfall is predicted to significantly decrease in the aforementioned areas starting tomorrow [2]. Cold Air Mass Impact - A strong cold air mass is forecasted to move from west to east across China from November 5 to 9, initially impacting regions like Xinjiang, western Qinghai-Tibet Plateau, and western Inner Mongolia, leading to temperature drops of 6 to 8 degrees Celsius, with some areas experiencing drops of 10 to 16 degrees Celsius [9]. - Accompanying this cold air mass, there will be winds of 4 to 6 levels, with mountain passes experiencing winds of 8 to 9 levels and gusts reaching 10 to 11 levels [9]. Snowfall and Weather Warnings - The cold air mass will bring light to moderate snow or sleet in northern Xinjiang, with high-altitude areas expecting heavy to extreme snowfall, adding 8 to 12 centimeters of snow, and locally up to 15 to 22 centimeters [9]. - Public advisories are issued to monitor weather forecasts and prepare accordingly for the changing conditions [9].

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]

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]