寒潮继续影响我国中东部地区 鄂豫皖湘黔等地有雨雪冰冻天气

Core Viewpoint - A cold wave is impacting central and eastern China, leading to significant temperature drops and adverse weather conditions including snow, freezing rain, and strong winds from January 19 to 21 [1][2][6]. Weather Impact Summary - From January 19 to 21, temperatures in the Huanghuai region and southward are expected to drop by 6 to 10 degrees Celsius, with some areas experiencing drops of 10 to 14 degrees Celsius, and localized drops exceeding 16 degrees Celsius [2][6]. - The lowest temperature line is projected to move southward to areas including southern Guizhou, northern Guangxi, central Jiangxi, and southern Zhejiang by the morning of January 21 [2]. Snow and Rain Forecast - A widespread rain and snow event is anticipated across central and eastern regions, with complex precipitation types including rain, snow, and freezing rain [6][11]. - Specific areas such as southern Shaanxi, southern Henan, and parts of Hubei and Anhui are forecasted to experience heavy snow, with accumulations of 4 to 8 centimeters, and localized areas exceeding 12 centimeters [6][11]. Freezing Rain Alerts - Freezing rain is expected in parts of southeastern Henan, southwestern Anhui, and central Hubei, with ice accumulation ranging from 1 to 3 millimeters, and some areas potentially reaching 4 to 6 millimeters or more [8][10]. Wind Conditions - Wind speeds of 4 to 5 levels are forecasted in regions including northeastern Heilongjiang and northern Hebei, while coastal areas will experience stronger winds of 5 to 7 levels, with gusts reaching 8 levels [11][15].