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 September indicates that many parts of India will return to normal water conditions. However, deficits are forecast in southern Karnataka and in Kerala and Tamil Nadu. Moderate surpluses will increase in Gujarat and western Maharashtra. Widespread, intense surpluses will persist in Afghanistan, and surpluses in Pakistan will shrink but persist.
The forecast through August 2019 indicates persistent, widespread water surpluses in Afghanistan with exceptional surpluses around Mazar-e Sharif and from Kandahar to Kabul. Exceptional deficits will emerge in southwestern Pakistan. In India, mild deficits or normal water conditions are forecast for most of the country, with moderate deficits in Kerala, northern Tamil Nadu, southeastern Madhya Pradesh, and Uttaranchal. Moderate surpluses will emerge in central Gujarat.
The forecast through May indicates that exceptional water deficits will shrink in southern India but are expected along the Tungabhadra River through Karnataka and in northern Kerala. Moderate deficits are forecast from Gujarat to Andhra Pradesh, and more intense pockets in Madhya Pradesh. Areas of surplus include northern India and the Gangetic Plain, Bangladesh, Nepal, northern Pakistan and the Indus River system, and Afghanistan.
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