近10 a北京地区10月两次区域性寒潮天气过程对比分析
马玉芳, 于波, 马秀梅, 郑玲, 马守存, 梁依玲, 王佳琳

Comparative analysis of two regional cold wave weather processes in October over Beijing in the past decade
MA Yufang, YU Bo, MA Xiumei, ZHENG Ling, MA Shoucun, LIANG Yiling, WANG Jialing
图7 2022年10月16日08:00(a)、2024年10月18日08:00(b)海平面气压场(等值线,单位:hPa)及2022年10月14—18日(c)、2024年10月17—20日(d)地面冷高压及冷锋演变
(字母G、D分别为高压和低压中心;蓝色线条上的三角形为冷锋,箭头指示冷高压移动路径)
Fig. 7 Sea-level pressure fields (contour lines, Unit: hPa) at 08:00 16 October 2022 (a) and 08:00 18 October 2024 (b), and the evolution of the surface cold high-pressure system and cold front during 14-18 October 2022 (c) and 17-20 October 2024 (d)
(The letter G and D denote the center of the high-pressure and low-pressure system, respectively; triangle along the blue lines represents cold fronts, the arrow indicates the propagation paths of the cold high)