2025年1月美国洛杉矶破纪录山火事件的干旱气象条件归因
于晓晶, 张丽霞, 于志翔, 杨可儿

Attribution of drought-related meteorological conditions for the record-breaking wildfire event in Los Angeles in January 2025
YU Xiaojing, ZHANG Lixia, YU Zhixiang, YANG Ke’er
图4 2024年(a、b、c)及2024年7—12月(d、e、f)美国西部地区降水距平百分率(a、d)(单位:%)、VPD距平(b、e)(单位:kPa)和FWI距平(c、f)的逐月变化(a、b、c)及空间分布(d、e、f)
[图4(d)、(e)、(f)中蓝色方框区域(25°N—38°N,120°W—110°W)分别为图4(a)、(b)、(c)的取值区域,数字表示蓝色方框区域平均值]
Fig.4 The monthly variations (a, b, c) and spatial distributions (d, e, f) of precipitation anomaly percentage (a, d) (Unit: %), VPD anomaly (b, e) (Unit: kPa) and FWI anomaly (c, f) in the western United States in 2024 (a, b, c) and from July to December 2024 (d, e, f)
(The blue boxed area (25°N-38°N, 120°W-110°W) in Figure 4 (d), (e), and (f) serves as the value-extraction region for Figure 4 (a), (b), and (c), respectively, and the number denotes the average value of the blue boxed area)