Triggering Mechanism of an Extreme Rainstorm Process near the Tianshan Mountains in Xinjiang, an Arid Region in China, Based on a Numerical Simulation

Figure 9

Vertical cross sections of simulated water vapor flux (shaded, unit: g·cm⁻¹·hPa⁻¹·s⁻¹; the positive value mean transport from the Tianshan Mountains to Aksu and the negative value mean transport from Aksu to the Tianshan Mountains), divergence of water vapor flux (black-dotted line; unit: 10⁻⁸ g·cm⁻²·hPa⁻¹·s⁻¹), and specific humidity (green solid line, unit: g·kg⁻¹) along the black solid line CD shown in Figure 5. (a) Initiation stage at 12:00 on July 31. (b) Development stage at 16:00 on July 31. (c) Maturity stage at 17:30 on July 31. (d) Extinction stage at 22:00 on July 31, 2016.

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