福建省2018年3—6月干旱环流的变化特征

何芬, 赖绍钧, 池艳珍, 潘航, 曹蓉, 鲍瑞娟

Variation characteristics of drought circulation in Fujian Province from March to June 2018

HE Fen, LAI Shaojun, CHI Yanzhen, PAN Hang, CAO Rong, BAO Ruijuan

图4 2018年3—6月平均500 hPa位势高度场(等值线)及其距平(阴影)(a, 单位:gpm, 红色等值线表示气候平均5880 gpm),1000~300 hPa整层积分的水汽通量(矢量,单位:kg·m-1·s-1)和水汽通量散度距平场(阴影,单位:10-5 kg·m-2·s-1)(b,红色矩形框为福建地区)

Fig.4 The averaged 500 hPa geopotential height (contours) and its anomalies (shaded) (a, Unit: gpm, the red contour for the climatological mean 5880 gpm), the moisture flux integrated from 1000 hPa to 300 hPa (vectors, Unit: kg·m-1·s-1) and its divergence anomaly field (shaded, Unit: 10-5 kg·m-2·s-1) (b, the red rectangular frame for the location of Fujian Province) from March to June 2018