The September forecast is dominated by warmer than normal temperatures in many parts of the world, which are expected to be especially widespread and severe across eastern Russia, throughout Europe, and on the Arabian Peninsula. Much wetter than normal conditions are forecast in the Taklamakan Desert in western China and in eastern Australia.
United States: Extreme water deficits forecast in the Northeast, Southeast
The outlook for the United States through October indicates the persistence of widespread severe to extreme water deficits throughout the Northeast and the continued emergence of severe deficits in the Southeast. Deficits are also forecast for the West, Southwest, and Northern Border States. Water surpluses are forecast in western Wisconsin, southeastern Minnesota, eastern Iowa, Nebraska, eastern Texas, and southwestern Kentucky. After October, widespread deficits are forecast to diminish in extent and severity with the exception of the Missouri and Yellowstone Rivers, and in the Southeast. Surpluses are expected to persist in Wisconsin, eastern Minnesota, northeastern Iowa, and Nebraska. Moderate surpluses will emerge in Southern California and central Arizona, and later, throughout the Rocky Mountains States.
Central Asia: Water surpluses in central Kazakhstan, deficits in Turkmenistan, Uzbekistan
Water surpluses in Kazakhstan will begin to transition to conditions of both deficits and surpluses in the next few months. Moderate to severe deficits in Turkmenistan and Uzbekistan are expected to continue to emerge through November, abate for several months, and then re-emerge. Surpluses are forecast in the Ob River Basin. Both deficits and surpluses are forecast in the Volga River Basin August through October, followed by widespread and exceptional surpluses November through January.
Canada: Water deficits persist in northern MB, ON, central QB
The outlook for Canada indicates a predominance of water deficits, with large pockets of exceptional deficits persisting in northern Manitoba and central Quebec through October. Deficits will emerge in central Ontario during this time and surpluses will persist in northwest Saskatchewan and across the border into Alberta. By November deficit conditions throughout the country are forecast to ameliorate, though large areas of moderate deficits will remain. Surpluses will continue to emerge in southern British Columbia.
Mexico, Central America, & the Caribbean: Water deficits forecast in southern Mexico
Deficits on the Baja Peninsula are forecast through October, with some abatement in August. Deficits will continue to emerge in southern Mexico through April. Surpluses are expected in northeastern Sonora, Mexico, northern Costa Rica, and eastern Panama through October. Deficits are forecast to emerge in Haiti. From November on moderate deficits will continue to emerge in southern Mexico, Guatemala, and El Salvador.