Samir Havanshans' warning against the arrival of a heavy rain system in the country Samir, a meteorologist, announced that a rain system is entering the country, for which the highest level of warning should be given. According to him, starting Friday afternoon, in addition to the southwest of the country, heavy rains will also occur in the Alborz mountain range, which is very lacking compared to the rains of the last few days. Also, it is expected that the air temperature will drop drastically from Monday, November 9, and it is necessary to take the necessary measures to heat up heating devices from now on. For Tehran province, from Thursday afternoon to Sunday (November 14 to 8), with the passing of a rain system from the sky of the district, rain, sometimes showers and thunderstorms and strong temporary winds are expected at certain hours, mainly in the northern and western regions.