Regions forecast to have significant water deficits for the 12-month period from April 2018 through March 2019 include: southern Mexico, northern Brazil, North Africa, Europe, and Afghanistan. Areas with a forecast of significant water surplus include: Montana and Idaho (US), Tanzania, Kenya, Uganda and Bangladesh. This Watch List is based on ISciences Water Security Indicator Model (WSIM) run on 10 July 2018.
Mexico, Central America, & the Caribbean: Water deficits in Baja, Nayarit, & W Cuba
In the next few months, exceptional water deficits will retreat in northwestern Mexico but persist in southern Baja and emerge in Nayarit. Severe deficits are forecast in the north-central states and along the Rio Grande. Some pockets of surplus are expected in southern Mexico and northern Guatemala, and more intense surpluses in Honduras, Nicaragua, and Costa Rica. Severe deficit is forecast for western Cuba and the Bahamas. After April, deficits will downgrade in southern Baja and surpluses will emerge in western Mexico from Durango into Oaxaca.
Mexico, Central America, & the Caribbean: Severe water deficits forecast for Baja & Sonora
Exceptional water deficits are expected to nearly disappear in Mexico April through June, with moderate deficits persisting in Chiapas and Tabasco. Severe to exceptional deficits are forecast to emerge in the Baja Peninsula and Sonora and moderate deficits will emerge in Guatemala. From July through September moderate to extreme deficits are forecast to re-emerge in southern Mexico, persist in northern Baja, and emerge in Guatemala, El Salvador, western Honduras, western Nicaragua, northern Costa Rica, and Jamaica.
Mexico, Central America & the Caribbean: Water deficits in southern Mexico, Jamaica
The forecast through March indicates scattered moderate water deficits throughout much of Mexico with pockets of exceptional deficits in the south and the Yucatan Peninsula. Deficits will persist in Guatemala and emerge in eastern Jamaica. Surpluses are forecast for eastern Honduras, Nicaragua, Costa Rica, Panama, and Haiti.
Mexico, Central America, & the Caribbean: Water deficits in Mexico & Guatemala
Water deficits of modest severity are forecast throughout many parts of Mexico over the next six months with pockets of exceptional deficits in Oaxaca, Yucatán, Guerrero, Michoacán, western Jalisco, and Nayarit. Moderate to severe deficits are forecast to persist in western Cuba and emerge in eastern Cuba and in Jamaica through February. Deficits will persist in Guatemala; surpluses will persist in Honduras, Nicaragua, and Costa Rica but may transition to both surplus and deficit.