Widespread exceptional deficit in the Southwest is expected to mostly resolve, but remain in some portions of California, Nevada, and Utah, and Colorado. Moderate to severe surpluses are expected in some Southern states.
Middle East: Exceptional deficits remain in Levant, Iraq, Iran, Arabian Peninsula
Africa: Surplus continues in the Sahel
Europe: Exceptional deficits continue throughout central, E Europe
ISciences Worldwide Water Watch List May 2025
The forecast for May 2025 expects significant water deficits for the 12-month period of February 2025 through January 2026 in northwestern and central Africa, the Middle East, Europe, Brazil, and northwestern to southeastern China. Areas expected to experience surplus include central and southern Africa, northeastern Australia, and portions of the Amazon rainforest.





