828301.fig.0011a
(a)
828301.fig.0011b
(b)
828301.fig.0011c
(c)
828301.fig.0011d
(d)
Figure 11: Spatial distribution of vector wind composite mean (m/s) at 850 hPa level ((a) and (b)) and 500 hPa ((c) and (b)), during the Saharan episodes on February 4, 2009 ((a) and (c)) and February 6, 2009 ((b) and (d)), using NCEP/NCAR reanalysis data.