743863.fig.003a
(a)
743863.fig.003b
(b)
743863.fig.003c
(c)
743863.fig.003d
(d)
Figure 3: Horizontal wind structure (wind speed contour and wind vector) at the storm center at 850 hPa from (a) regional nature run, (b) control run, (c) data assimilation Experiment , and (d) data assimilation Experiment at 0600 UTC 01 October 2005. The contour interval of wind speed is 3 m s-1, the areas with wind speed exceeding 20 m s-1 are shaded.