Arab weather - Sinan Khalaf - on the sixteenth of next October, will begin to have an effect The season of the marking, which lasts for about 52 days, during which the weather is moderate, and plants and herbs begin to grow, announcing the end of the summer season and a break in the intensity of the hot weather in various regions of the Kingdom.
The marking period has its own signs that the Bedouins and specialists know more than others, and perhaps in our report we address the most prominent signs that distinguish the marking season from other seasons, the most prominent of which are:
- In the tag, the intensity of the hot weather that dominated the kingdom's skies throughout the summer is broken.
- Changing the path of clouds as their movement reverses to rush towards the kingdom's skies from the western regions after they were rushing towards the region from the Arabian Sea
- The Kingdom's nights during the marking season are characterized by low temperatures at night hours, making the weather generally cold, especially in the northern regions of the Kingdom.
- The temperature difference increased dramatically between day and night hours.
- This marking season is characterized by the high prevalence of respiratory diseases such as colds and influenza, especially among children and the elderly.
- The birth of cases of atmospheric instability as a result of the positioning of the Red Sea depression often work on the precipitation of thunderstorms of varying proportions in the north, east and center of the Kingdom that may cause torrents and local floods in some areas.
- Its rains are characterized by severe thunderstorms, and frequent sand and dust storms resulting from thunderstorms
- In this season, the leaves of the plants start to turn green, and the more instabilities, the more green the plants.
- The region is often exposed to sandstorms during this season, resulting from the activity of the southwest and western winds, carrying with them tons of dust to the eastern and central regions of the Kingdom.
- The bulla fungus often sprouts 40 to 60 days after the start of the seasoning season