The next ten days of December 1st dekade will humid to wet over most of the Baro Akobo, middle and lower Omo Gibe, Central rift valley, Abay, lower Genale Dawa, and Upper Wabi shebele basins. In addition to lower Genale Dawa, Wabi shebekle, and also Ogaden will be sub humid. This situation will be of great importance to water sustainable uses. And also, it will have a positive side in terms of enabling the irrigation and power generation dams to have a reliable and sufficient water supply during the dry months of the coming dry season. On the other hand most of Awash, Afar Danakil, upper and Middle Tekeze will be dry air condition.