Coastal Western Africa: Exceptional deficit impacts through end of 2015

Composite water anomaly index map for July through December 2015.

Composite water anomaly index map for July through December 2015.

WSIM forecasts widespread and exceptional deficits for coastal West Africa (Gabon through Sierra Leone) peaking from July through Dec 2015 as depicted in the map. The affected region includes heavily populated areas of Nigeria and the countries facing challenges in the aftermath of the Ebola outbreak.

This blog post presents results from our April “WSIM Global Water Monitor and Forecast” report. This report is based on observed temperature and precipitation through March 2015 and an ensemble of 28 temperature and precipitation forecasts issued by NOAA's CFSv2 the last week of March 2015.