Exceptional water deficits are forecast to persist across northern Brazil, Suriname, French Guiana, coastal Peru, western Bolivia, and northern and southern Chile. Severe to exceptional surpluses are forecast for southern Brazil, Paraguay, Uruguay, and Argentina, and are expected to increase in extent and severity throughout the forecast period.
Africa
Exceptional deficits throughout Africa will persist in northwestern, northern, and central countries. Surpluses will remain along the Sahel.
South America
Exceptional deficits will remain throughout the Amazon and the Boliviarian Nations. Similar deficits will occur in northeastern coastal regions of Brazil, in Argentina, and in Chile.
*Water Watch Lists
The forecast for November 2024 expects significant water deficits for the 12-month period of August 2024 through July 2025 in northern South America, Canada, northwestern and eastern China, and northern to central Africa. Areas expected to experience surplus include central Africa, South Asia, and Central America.
*Special Topics, South America
With the release of WSIM v3 and 8 years of additional data, we reevaluate drought risk in the Amazon and the historic drought that continue to affect the region.
Australia & New Zealand
The forecast indicates that extreme to exceptional surpluses in northern Australia will diminish, though will still remain present in some regions of Northern Territory. Exceptional deficits across the continent will similarly dissipate, though severe deficits are expected along the southern coast of Victoria.
