The forecast through August 2019 indicates widespread surpluses in the Ob River Basin, deficits in much of the Yenisei River Basin, surpluses in the Lower Volga, and deficits in the Middle and Upper Volga regions. Intense surpluses will persist in southern Turkmenistan but both deficits and surpluses are also forecast as transitions occur. Surpluses are also forecast for eastern Uzbekistan, western Tajikistan, Kyrgyzstan, and northern Kazakhstan.
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Regions forecast to have significant water deficits for the 12-month period from March 2019 through February 2020 include: Suriname, French Guiana, Finland, Estonia, Latvia, Egypt, Somalia, Angola, and Namibia. Areas with a forecast of significant water surplus include: United States, Paraguay, Syria, northern Iraq, western Iran, Afghanistan, Tanzania, and southeastern China. This Watch List is based on ISciences Water Security Indicator Model v2 (WSIMv2) run on 10 June 2019
The forecast through June indicates that water surpluses in the Ob River Basin of Russia will shrink and moderate, and intense deficits will emerge in the Tom River Basin’s southern reaches. Intense deficits will also emerge in the Yenisei River Basin. Severe deficits are forecast for western Kazakhstan, and eastern Uzbekistan’s Fergana Valley. Surpluses are expected in eastern Kyrgyzstan and southern Turkmenistan.
The forecast through May indicates that water surpluses in Russia’s Ob River Basin will downgrade but remain widespread. Other areas of surplus include eastern Kyrgyzstan, western Tajikistan, and southern Turkmenistan. Deficits are forecast for the Volga River Basin, the Fergana Valley in eastern Uzbekistan and into Kyrgyzstan, central Tajikistan, and southern Kazakhstan. Deficits will be intense in the Fergana Valley.
The forecast through April indicates that water surpluses in the Ob River Basin of Russia will downgrade somewhat. Exceptional surpluses are expected in the northern Yenisei River watershed. Surpluses will increase in the Northern European Plain from the Kola Peninsula in the west past the Vychegda Lowland. Deficits are forecast for the Upper Volga River Basin and Trans Volga region of Russia, western Kazakhstan, and eastern Tajikistan. Deficits will be severe in the Upper Volga Basin.
The forecast through March indicates intense water surpluses in the Ob and Yenisei River Basins in Russia. Moderate to severe deficits are forecast for the Ural River Watershed in northwestern Kazakhstan and across the border into Russia, and in the Upper Volga River Basin and parts of Trans Volga. Primarily moderate surpluses are expected along the Ertis (Irtysh), Esil, and Ile Rivers in Kazakhstan, and the Zarafshon River in eastern Uzbekistan. Severe deficits are forecast for eastern Tajikistan and surpluses in the west.
The forecast through February indicates intense water surpluses on the Ob, Vakh, Pur, and Taz Rivers in Russia. Surpluses will be widespread in the Middle Ob region and the Yenisei River watershed. Severe to extreme deficits are forecast for western Kazakhstan, reaching across the northern border into the Ural River watershed in Russia. Surpluses are expected in northern Kazakhstan, eastern Kyrgyzstan, western Tajikistan, and along the Zerafshon River in Ubekistan. Deficits are forecast for eastern Tajikistan and central Kyrgyzstan.
Regions forecast to have significant water deficits for the 12-month period from September 2018 through August 2019 include: Quebec (Canada), Chile, Finland, Albania, northern Africa, India, western Cambodia, and southeastern Australia. Areas with a forecast of significant water surplus include: Texas and Pennsylvania (US), Paraguay, western Tanzania, Tomsk and Kemerovo (Russia), and Heilongjiang (China). This Watch List is based on ISciences Water Security Indicator Model (WSIM) run on 7 December 2018.
The forecast through December indicates that prior exceptional water deficits in Turkmenistan, Uzbekistan, western Kazakhstan, and the North Caucasus region will downgrade considerably, leaving primarily mild conditions. In Russia, surpluses will increase between the Ob and Yenisei Rivers and will be extreme to exceptional. Moderate deficits are forecast in the southern Ural Mountains, with surpluses to the west. Surpluses will re-emerge in the Upper Don River watershed.
Through July, water surpluses will shrink in European Russia. The Lower Ob will transition from surplus to mild deficit, moderate to exceptional deficits will develop in the Middle Ob region, and surpluses in the Upper Ob region will downgrade. Surpluses will downgrade in the Tom River Basin, upgrade on the Ishim River, and persist on the Irtysh. Intense surpluses are forecast for northern Kazakhstan. Deficits are forecast for Turkmenistan, eastern Uzbekistan, southern Kyrgyzstan, and Tajikistan, and may be severe along the Amu Darya and Zaravshan Rivers.