Arab weather - Sinan Khalaf - the province of Laith is affected, especially the interior parts of it, starting from Wednesday, starting from Wednesday, with active northwest winds to strong speeds, which stimulate waves of dust and dust that are expected to be dense at times, accompanied by a decline in the range of horizontal visibility. .
Projections indicate that these winds will renew their activities on a daily basis in the coming days, which is a seasonal wind known locally as the " dust season ".
Season of dust , this name is called from the local population in the southwestern coasts of the Kingdom on the active monsoon, which raises waves of dust on the southwestern coasts of Saudi Arabia, including the provinces of Al-Layth and Al-Qunfudhah and extending to the coasts of Jizan.
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The season of dust is due to the deepening of the low Sudan, where it pushes moderate southwest winds to active speed, raises dust in Sudan, and part of it drives especially for the Jizan and Asir heights and sometimes the Baha and Taif, coinciding with the activity of wind movement on the Red Sea coasts, which raises dust locally on coastal roads .
Climatically, the dust season usually begins in late June and lasts until mid-August, and waves on dust reduce the range of horizontal visibility, which negatively affects respiratory patients.