Opposite Effects of ENSO on the Rainfall over the Northern and Equatorial Great Horn of Africa and Possible Causes

Figure 14

The difference of OLR (shaded in W m2⁻¹) and SLP (contour in hPa) in JJAS (a) between El Niño alone years and La Niña alone years, (b) between pIOD alone years and nIOD alone years, and (c) between El Niño and pIOD coexisting and La Niña and nIOD coexisting years.

(a)

(b)

(c)