Cause Analysis on Eastward Movement of Southwest China Vortex and Its Induced Heavy Rainfall in South China

Figure 5

Vertical distribution of wind and vertical vorticity distribution (×10⁻⁵ s⁻¹) (colored areas indicate vorticity; solid lines indicate vertical velocities in the unit of ×10⁻¹ Pa/s; horizontal wind speed is in the unit of m/s) at the sections along (a) 104°E; (b) 105°E; (d) 24°N; and (c, e, and f) 25°N.

(a) 0000 UTC 11

(b) 1200 UTC 11

(c) 0000 UTC 12

(d) 1200 UTC 12

(e) 0000 UTC 13

(f) 1200 UTC 13