Amman white Thursday morning .. Details of the expected depression

Weather of Arabia - Muhammad Awaina - Jordanians remember on these days on the sixth anniversary of the snow scene that swept many regions of the Kingdom as a result of the kingdom being affected by the snow storm "Jana", and since then the kingdom has not been affected by a polar depression that brings snow to the wide heights of the Kingdom's mountains, where The country was affected by several air events, and the Kingdom was located on the edge of the polar descent.

The latest data received from computer weather forecast models and satellite images indicate that the Kingdom is affected by a deep depression that is classified as highly effective , which will be formed as a result of a direct cold polar air mass rushing from western Russia to the region that begins to affect as of Tuesday evening , and as a result it is expected to witness The Kingdom the following conditions and weather phenomena:

Tuesday (February 16, 2016) during the day:

The Kingdom and the rest of the Levant are affected by a warm air front in the forefront of the impact of an air depression that is gradually approaching the region.

Stable weather in all regions of the Kingdom, and temperatures higher than their average for this time of the year.

Gradually with daylight hours, southerly to southwest winds activate and cause dust and dust in many regions, especially the southern ones.

Tuesday (February 16, 2016) at night:

- The Kingdom's impact on the actual impact of the depression begins during the early evening hours, God willing.

The rains begin in the north of the Kingdom, and gradually extend during the evening and night hours towards the central regions, including the capital, Amman, and it is possible that some rain showers will affect the southern regions, and the rains of varying intensity and heavy at intervals in some areas, especially the northern ones.

Windy weather due to strong winds, some of which may reach speeds of more than 70 km / hour.

Snow at intervals that are expected to fall over mountain heights that exceed 950-1000 meters above sea level.

Wednesday (2/17/2016) during the day:

Windy weather due to high winds, some of which may reach speeds of more than 100 km / hour.

Dust, dust and sand storms as a result of strong winds.

Heavy rains, thunderstorms and hailstorms are expected in the north of the Kingdom , in the form of snow showers over heights of 800 meters and accumulating , extending intermittently towards parts of the central and southern highlands.

Wednesday (2/17/2016) at night:

Starting in the afternoon and evening hours, a very cold polar air front begins to cross the Kingdom, so that snow begins gradually over mountain heights that are more than 900 meters above sea level, and thus include parts of the capital, Amman.

With the hours of the night, the kingdom enters the actual effect of the polar depression, where the strong polar air mass rushing from western Russia is located over the region and is associated with an air depression in all layers of the atmosphere, centered on the surface to the northeast of Syria.

- God willing, with the advent of the night hours, snow accumulates and falls over most of the mountain heights that are more than 750 meters above sea level, sometimes accompanied by the occurrence of thunderstorms, while rain or rain mixed with snow falls below that.

It is expected that snowfall on Wednesday / Thursday night, God willing, will cover large parts of the governorates of Irbid, Jerash, Ajloun, Al-Mafraq, Al-Balqa, Amman, Madaba, Karak, Tafila, and the Sharah Mountains in the governorates of Ma'an and Aqaba.

Here is an illustration showing the height of snowfall and notes the low levels of snowfall during the hours of Wednesday morning, but with insufficient precipitation, and the best opportunity with the evening and night hours of Wednesday / Thursday, where the level of snowfall reaches less than 800 meters , while it rises remarkably with The air depression gradually subsided with the late morning hours of Thursday.

The most important thing we know about the expected depression

In light of these expected weather conditions, warnings during the period of influence of the polar depression (starting from the hours of Tuesday evening):

Danger of strong winds, which reach speeds of more than 100 km / hour sometimes

- The risk of a low and possibly lack of horizontal visibility due to dust and dirt raised by high winds, especially in desert areas.

The risk of snow accumulation, especially with the hours of Wednesday / Thursday night.

The risk of slipping in many of the Kingdom's roads.

- The risk of reduced horizontal visibility due to heavy precipitation.

The risk of flash floods forming in valleys and low-lying areas.