Weather Alerts - The Central Meteorological Observatory issued a yellow fog warning, indicating visibility below 1 kilometer in several coastal areas including the northern and central-eastern Yellow Sea, eastern part of Liaodong Peninsula, and near Shanghai and Ningbo ports [2] - A blue rainstorm warning was also issued, forecasting heavy to torrential rain in parts of southeastern Guizhou, southern Hunan, southern Jiangxi, central and southwestern Fujian, northeastern Guangxi, and northwestern Guangdong, with localized areas in southern Jiangxi expecting rainfall between 100 to 120 millimeters [3] - Additionally, a blue warning for severe convective weather was announced, predicting wind gusts above level 8 and possible hail in regions such as southern Jiangxi and northeastern Guangdong, with some areas experiencing short-term heavy rainfall exceeding 50 millimeters per hour [4]

Group 1 - The article highlights the issuance of an orange wind warning by the China Meteorological Administration, indicating that strong winds are expected in multiple regions across the country, with gusts reaching levels of 12 to 13 [1][2] - Wind levels of 12 and above are rare on land and can cause significant destruction to ground objects, with reports indicating that the current wind conditions in Hebei are historically unprecedented for this time of year [2][8] - The article mentions that extreme winds can uproot trees with a diameter of approximately 30 centimeters and may also topple billboards, temporary structures, and light vehicles [8] Group 2 - The article discusses various weather warnings issued, including a blue warning for severe convective weather, a blue warning for sandstorms, and a yellow warning for fog, indicating a range of hazardous weather conditions [9][11] - In Beijing, schools have been advised to adjust outdoor activities and students are encouraged to stay indoors due to the severe weather conditions [12] - Several tourist attractions in Beijing have announced temporary closures in response to the weather warnings, with specific dates mentioned for these closures [13][14][17] Group 3 - The article notes that the strong winds are expected to affect transportation, with potential cancellations and delays of flights at the capital airport and adjustments to train services in Guangdong and Shenzhen [23][35][38] - The Guangdong province is anticipating a significant weather event with widespread strong convective weather, including thunderstorms and heavy rainfall, which may lead to localized flooding [31][33]

Core Viewpoint - The Central Meteorological Observatory has issued multiple weather warnings including cold wave, strong convection, strong winds, sandstorms, and fog, indicating significant temperature drops and severe weather conditions across various regions in China [1][5][10][14][18]. Group 1: Cold Wave Warning - A blue cold wave warning has been issued, predicting temperature drops of 8-14°C in several regions from March 26, 20:00 to March 30, 08:00, with some areas experiencing drops of 16-20°C [1][5]. - The lowest temperatures are expected to occur on the night of March 29 to the early morning of March 30, with the 0°C line projected to be in the southern part of North China to the Qinling area [1]. Group 2: Strong Convection Weather - A blue warning for strong convection weather has been issued, forecasting thunderstorms with winds above 8 levels and hail in parts of several provinces from March 26, 20:00 to March 27, 20:00 [5][9]. - The main impact period for strong convection weather is expected to be during the night of March 26 [5]. Group 3: Strong Wind Warning - A blue warning for strong winds has been issued, predicting winds of 5-6 levels with gusts of 7-8 levels in various regions from March 26, 20:00 to March 27, 20:00 [10][11]. - Coastal areas such as the Bohai Sea and Yellow Sea are expected to experience winds of 7 levels and gusts of 8 levels [10]. Group 4: Sandstorm Warning - A blue sandstorm warning has been issued, indicating the possibility of dust storms in parts of Xinjiang and other regions from March 26, 20:00 to March 27, 20:00 [14][15]. - Areas in southern Xinjiang may experience severe sandstorms [15]. Group 5: Fog Warning - A yellow fog warning has been issued, predicting visibility below 1 kilometer in several coastal areas and ports from the night of March 26 to the daytime of March 27 [18][20]. - Measures are advised to ensure traffic safety due to low visibility conditions [20].