Exceptional deficits throughout Africa will persist in northwestern, northern, and central countries. Surpluses will remain along the Sahel.
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.
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.
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.
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.
The forecast through August 2019 indicates that water deficits will remain intense in Northern Europe, especially in Finland, Estonia, and Latvia. Other areas of intense deficit include Luxembourg, northern Germany, central France and the Loire River, and along the Drava River through Austria. Areas of surplus include Scotland, central Italy and around the Adriatic Sea, Serbia, and northern Romania.
The forecast through May indicates an increase in the extent of water deficits overall. Though surpluses are forecast for Austria, Switzerland, Norway, and northwestern Sweden, much of the rest of Europe can expect deficit conditions. Exceptional deficits will persist in Finland, southern Sweden, Estonia, Latvia, eastern Slovenia, and Croatia. Severe deficits will be widespread in Portugal, Spain, France, and Hungary. Pockets of intense deficit are forecast for many other regions.
The forecast through April indicates persistent, intense water deficits in Finland, southern Sweden, Estonia and Latvia. Other areas with pockets of fairly intense deficit include northern Germany, Luxembourg, Belgium, Netherlands, Denmark, and eastern Slovenia and Croatia. Moderate to severe deficits are expected in Belarus and across the border into European Russia past the Volga River. Regions with surpluses include Switzerland, Austria, the Balkans, Romania, eastern Ukraine, and Crimea.
Regions forecast to have significant water deficits for the 12-month period from November 2018 through October 2019 include: Quebec (Canada), Finland, Latvia, Somalia, Angola, Iran, Thailand, Cambodia, and Australia. Areas with a forecast of significant water surplus include: Kansas and Texas (US), Paraguay, Uruguay, Syria, Tanzania, and China. This Watch List is based on ISciences Water Security Indicator Model (WSIM) run on 8 February 2019.
Regions forecast to have significant water deficits for the 12-month period from October 2018 through September 2019 include: Quebec (Canada), Finland, Venezuela, Somalia, South Africa, India, Thailand, Cambodia, and Australia. Areas with a forecast of significant water surplus include: Texas (US), Paraguay, Uruguay, Tanzania, and China. This Watch List is based on ISciences Water Security Indicator Model (WSIM) run on 1 February 2019.
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