Meteorology of Iran 09/13/1402; Intensification of air pollution in big cities/rain starts in the north from late tomorrow – rahnam

According to the economic correspondent of rahnam News Agency, according to the general forecast of the synoptic and forward-looking maps of the Meteorological Organization, during the next 2 days, a calm and stable atmosphere will prevail in most regions of the country, which will increase and continue the concentration of atmospheric pollutants in the metropolises and industrial cities.

Since late Tuesday, with the northerly flow of the Caspian Sea, there will be scattered rain and a relative decrease in temperature in the northern coastal provinces of the country.

From Wednesday to Friday, on the shores of the Caspian Sea and on Thursday, in addition to the above-mentioned areas, in the Alborz highlands, in the northwest and in some areas in the west, scattered rains, sometimes thunder and wind are expected.

According to rahnam, from Tuesday afternoon to Wednesday noon, the Caspian Sea is rough and turbulent.

System description: Atmospheric stability

End time: Wednesday 09/15/1402

Type of hazard: accumulation and increase in the concentration of atmospheric pollutants

Effect area:

Monday 09/13/1402: Tehran, Karaj, Arak, Isfahan, Ahvaz, Mashhad and Tabriz.

Tuesday 14/09/1402: Tehran, Karaj, Arak, Isfahan, Ahvaz, Mashhad, Semnan, Tabriz and Qom.

Wednesday 09/15/1402: Tehran, Karaj, Isfahan, Arak, Ahvaz.

Risk effect: increase in air pollution indicators, accumulation and increase in the concentration of pollutants, decrease in air quality to an unhealthy level, and in case of non-control of pollutant sources (fixed and mobile), especially in high traffic areas, to a very unhealthy level.

Recommendation: reducing vehicle traffic and controlling the activity of industrial units, managing mobile and stationary sources of pollutants, emphasizing the absence of unnecessary traffic for all groups, avoiding physical and sports activities in the open air, adopting necessary management measures to prevent the increase in the concentration of pollutants.

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