THE ROLE OF DEEP AND SHALLOW DEPRESSIONS IN THE DAILY PRECIPITATION CONCENTRATION IN IRAQ

Abstract

The presence of depressions at the same time at the surface level and the level (850) milliards are called deep depressions, while they are considered shallow systems in the case of presence at the surface level only, the more deep and influential the pressure systems and their survival for a longer period, the higher the amounts of rainfall, and the study was based on the months Al-Matareya is (January and February) over a period of (11 years) for (13) stations distributed in Iraq from north to south for the period from (2009 - 2019). The Mediterranean depression is followed by the merged depression (Mediterranean-Sudanese), followed by the Sudanese depression. As for the shallow depressions, the Sudanese depression recorded the highest recurring depressions.