Colder air will start impacting the Arabian Peninsulua starting late Friday Jan 20th, as a surface high pressure trails behind an upper low and its associated cold front over southwest Asia. Three weather parameters to highlight: Colder Air, Winds, and Rain. Synoptic weather: After delivering rain to parts of the Mediterranean and northten Egypt, A mid-level low pressure is expected to move eastward towards southwestern Asian countries of Iran and afghanistan. With surface lows and fronts forming ahead and eastward of the upper lows, rain will fall over Iraq, Iran, then afghanistan, and Pakistan , with a cold front developing [ Read More ]