Arab Weather - The Kingdom lived through a period of long rain retreat that lasted from the end of December 2020 until mid-January, but from mid-January to its end, the Kingdom was subjected to a series of weather events that were separated by short periods of time, and thus the month of January ended with higher temperatures It is the usual average for such a time of the year, and with varying amounts of rain around the average north and central and exceeded the average in some parts, while the rain amounts were below the usual rate for the month of January in the governorates and cities of the south and east of the Kingdom.
13-14 / January / 2021 Second-class depression ( normal ): The Kingdom was affected on Wednesday and Thursday by a second-class air depression after the rain was interrupted for nearly 21 days, as an unstable cold air front crossed on Wednesday night and the effect of the air depression deepened on Thursday afternoon, as it decreased The heat and the southeast winds activated, and thunderstorms fell in the north, central and south of the Kingdom, including Aqaba, and the rains affected parts of the eastern regions. The rains were of varying intensity and abundant in some areas, causing a rise in the water level in the roads.
16-18 January / 2021 Second-class air depression ( normal ): The Kingdom was affected on Saturday, January 16, by the introduction of a second-class depression, as rain fell in the north of the Kingdom, and the impact of the air depression deepened on Sunday, January 17, as cold and severe weather prevailed during the day. Cold at night, with rainfalls in different regions of the north and center of the Kingdom, sometimes extending to some southern highlands.
19-20 / January / 2021: An air depression of the third degree ( medium - high ) and associated with a very cold polar air mass: the Kingdom was affected on Tuesday and Wednesday 19-20 January by the first air depression of the third degree and the first polar air mass, which caused a subsidence. Severe heat and the prevalence of extremely cold weather during the day with strong winds, as heavy rains fell and heavy showers and accumulated hail in several regions of the Kingdom, these precipitation were in the form of snow over the high mountain heights in the north, middle and south of the Kingdom, and snow accumulated over the peaks of the northern and southern highlands The impact of the polar air mass deepened after the departure of the air depression on Wednesday night, causing a large-scale wave of ice and freezing that spread across different regions of the Kingdom, and this was followed by the control of the Siberian high and the prevalence of very cold weather with the blowing of the eastern winds.
28-30 / January / 2021 Class II ( normal ) air depression : The month of January was sealed with a second class air depression, accompanied by the flow of polar winds, which caused a significant decrease in temperatures and heavy rainfall in the northern and central parts of the Kingdom. From the southern regions, the rains were accompanied by the occurrence of thunder and hail showers, and snow fell over the high mountain heights for a few hours in the north, center and south of the Kingdom. That snow was accumulating in a limited way in the heights of Ajloun Governorate and the Rashadiya area in Tafila.
° First class (weak): no air activity.
° II (normal): 3 depressions.
° III (medium-high): low air
° Fourth class (highly effective): no air activity.
Total cases: 4
Number of atmospheric instabilities by severity:
° Weak : no air efficiency.
° Medium : no air activity.
° Medium-strong : no air activity.
° Strong : No air activity.
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