التباين المكاني و الزماني لحالات استقرار و سكون الهواء في العراق

Through taught wood shop to find all the stations except wetlands highest occurrences of cases of stability and stillness of the air during the night alrsadh (00GMT) and much lower frequencies during the day alrsadh (12GMT) urges the effect of high temperatures and the turbulent motion, as for the spatial variation in stable frequencies increased Northern and Western stations due to be affected by the cold Highlands of walhagzih in addition to the influence of the terrain in Central and southern Iraq stations very low frequencies as a result affected by depressions depressions and permanent local thermal thermal daily in addition to the influence of Planer Alluvial wind movement and recorded the autumn months and winter months highest occurrences of stillness and air stability synchronized with high pressure systems activity (warm and cold) and repeat the phenomenon recession antenna then comes the spring months and the lowest occurrences of summer months except August