West Africa Extreme Rainfall Events and Large-Scale Ocean Surface and Atmospheric Conditions in the Tropical Atlantic

Figure 3

(a) Annual trend plotted on the chronological series of 18 years obtained from the cumulated rainfall amount and (b) the corresponding trend of the number of extreme days. Extreme rainfall events are obtained by applying the 90th-percentile threshold on the 3852 days. The white contours show the 95%-level significant areas.

(a)

(b)