西北东部半干旱区一次极端特大暴雨的触发和维持机制
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沙宏娥 1( ), 傅朝 1( ), 刘维成 1, 徐丽丽 1, 刘娜 1, 刘新雨 2, 马绎皓 1
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Mechanism of trigger and maintenance during an extremely torrential rain in semi-arid region of eastern Northwest China
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SHA Honge 1( ), FU Zhao 1( ), LIU Weicheng 1, XU Lili 1, LIU Na 1, LIU Xinyu 2, MA Yihao 1
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图7. 2022年7月15日04:00西北地区东部 CAPE(单位:J·kg-1)分布(a)与翟家河站14日20:00至15日12:00假相当位温(填色区,单位:℃)的高度-时间剖面及CAPE随时间变化(虚线)(b)
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Fig.7. The distribution of CAPE (Unit: J·kg-1) at 04:00 BST July 15, 2022 over the eastern region of Northwest China (a), the time-height profile of pseudo-equivalent potential temperature (the color shaded, Unit: ℃) and the CAPE change with time(the dotted line) from 20:00 BST July 14 to 12:00 BST July 15, 2022 at Zhaijiahe station (b)
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