Cold air is active during the National Day holiday.

Original title: National Day Festival, the cold air is active, the north is cool in autumn, and the south is rainy.

China Weather News Today (October 1) the National Day and Mid-Autumn Festival holidays begin, the impact of cold air still continues, the temperature in many parts of the north will reach a new low in the second half of this year in the first half of the holidays, and the temperature in the south will rise first, then fall Variety. Also, starting tomorrow, there will be heavy rains in the eastern part of southwest China and Jianghan.

The impact of cold air during the National Day holiday continues and temperatures in many places will hit a record low in the second half of the year.

Recently, the cold air has been active. Under its influence yesterday, the central and eastern parts of the northwestern region and the western part of Inner Mongolia fell from 4 to 8 ° C.

Today and tomorrow, this cold air will continue to affect North, East Northwest China, North China, Northeast China, Huanghuai and other places. The above areas will have a cooling of 4 ～ 6 ℃ and local 8 ℃, accompanied by 4 ～ 6 levels. North wind.

Subsequently, the main cold air mass will also go south, bringing cooling south from 3 to 5, especially in the western part of Jiangnan and Guizhou. The temperature drop in some areas can reach 8 ℃ to 12 ℃.

Under the influence of cold air, the temperature in many places will usher in a new low in the second half of this year. In the first half of the holidays, the temperature in many parts of the north reached a new low in the second half of this year. The lowest temperature of 10 ℃ will be pushed south to central and northern Huanghuai, and the lowest temperature of 0 ℃ will be pushed north to north China.

During the National Day holiday in the southern region, the temperature will first rise and then fall. The temperature in the second half of the holiday will reach a new low in the second half of this year. In some parts of the southern Yangtze River, the temperature will fluctuate greatly. In provincial capitals such as Changsha, the highest temperature on Day 2 was still 28 ℃, and it will drop to 17 ℃ on Day 4, and the temperature will drop significantly.

The meteorological experts recalled that during the November holidays, there are many cold air activities in the north, and the temperature varies greatly, especially overnight. The temperature is low. The public should take steps to prevent hot and cold, and watch out for colds in the fall.

There will be more rainy days in the south. Starting on the 2nd, there will be heavy rains in southwest Jianghan and other locations.

Rains are also frequent during the National Day holiday. From 1 to 4, the northern part has the most frequent rainfall in the eastern and northeastern regions of Inner Mongolia. From the 2nd to the 4th, the eastern part of the southwest, Jianghan, Jianghuai and the north of Jiangnan will also bring significant rains. process.

Specifically, today there are some areas in Northeast Inner Mongolia, Northeast East China, South Qinghai, South Central Gansu, Central Shaanxi, North Sichuan Plateau, Northwest Basin from Sichuan, south-western China, southern China, Hainan Island and southeastern Tibet. Moderate to heavy rainfall, including heavy rains (50-80mm) in parts of the southern, eastern and western coastal areas of Guangzhou.

Tomorrow, Northeast Inner Mongolia, North Heilongjiang, Southeast Northwest, West Huanghuai, West and North of Jianghuai, Most of Jianghan, West of Jiangnan, North of Western Sichuan Plateau, southern Sichuan, southwest Yunnan, the southeast coast of Guangxi, the southern coast of Guangxi, Hainan Island, and parts of southeastern Tibet have moderate to heavy rains. Among them, there are heavy rains (50-80mm) in parts of western Hubei and in central and eastern parts of Chongqing.