The National Day holiday will start on a sunny and hot day, and the seasonal change will be cooled

The National Day holiday officially opens, a cold air will sweep most of the country, the temperature in the north will decrease, and the south will start to perform a hot and cold god reversal.

The China Meteorological Observatory predicts that during the National Day holiday (October 1 to 7), there will be heavy precipitation in parts of northern Sichuan, southeastern Shaanxi, southern North China, and Huanghuai; Jiangnan and north China have more continuous high temperature and little rain weather; Cold air can affect most of our country.

From September 30 to October 2, the northwest region was the first to be affected, and the temperature in Xinjiang, the central and western regions of Inner Mongolia, and some parts of Gansu is expected to drop by 4 to 8, and the temperature will be reduced by 10 to 14 in some areas. Urumqi City has a strong temperature reduction, today's maximum temperature is also 21, the holiday day will be only 6, the minimum temperature is only 1, or at the same time update the lowest in the second half of the year.

Then, from October 3 to 5, most parts of the northern region will be affected by cold air one after another, and the temperature will be strongly reduced, and the temperature will hit a new low on a large scale. On the morning of the 4th to the 5th, the minimum temperature in the eastern part of Inner Mongolia, the north of North China and the central and southern parts of the northeast will drop below 0 on a large scale. Among them, the highest temperature on the day of the Beijing holiday was 29, and after the arrival of strong cold air on the 3rd, the maximum temperature fell to 17, and the minimum temperature fell to single digits, especially in the northern mountainous areas, the minimum temperature will be close to zero.

Under the influence of cold air, the temperature in most parts of the southern region during the holiday will start to reverse the hot and cold poles. From 1 to 4 October, under the control of the strong subtropical high, the autumn tiger gradually became powerful in the southern region. In the provincial capital city-level cities, Wuhan, Hefei, Nanjing, Hangzhou, and Nanchang will get rid of the record of the highest temperature in October, and the highest temperature in Nanchang on the 4th may be about 39, which is as hot as summer.

From October 4th to 7th, with the strong cold air moving southward, the hot and cold reversal in some areas of Jiangzhun and Jiangnan was shocking, and the maximum temperature in the high temperature area above 35 will fall to about 20 or even 15. In the metropolis, the maximum temperature in Wuhan, Nanjing, and Hefei on the 3rd will also be around 37, falling to less than 17 on the 5th, and dropping by 20 in 2 days.

In addition to the sharp deprecation of temperature, the strong cold air will also cause heavy rainfall. The China Meteorological Observatory predicts that from October 1 to 3, there will be moderate to heavy rain in some areas of northern Sichuan, southeastern Shaanxi, southern North China, and Huanghuai, with heavy rainfall in local areas and heavy rainfall in local areas, accompanied by short-term heavy precipitation, lightning strikes and other heavy precipitation; From the 4th to the 6th, there was moderate to heavy rain in northeast Sichuan, north of Chongqing, southeast of Shaanxi, southeast of Henan, and some areas in the north of Hubei, with heavy rainfall in some areas.

The National Day holiday started with a sunny and hot start, and the "changing season" cooling began on the 4th, and these areas need to pay attention to temperature changes. In the Sichuan Basin and the Huanghuai region, precipitation will occur. The south is hot, and strong cold air takes turns.

From west to south, there will be a wide range of cold air cooling from north to south in the central and eastern regions. Therefore, it affects Inner Mongolia, Xinjiang, Northeast China, North China and Southern China. Oita will see a drop in temperature, with some areas even exceeding 18.

The temperature in the southern region is still relatively high, so travelers who want to travel to the south should adjust their diet and health according to the change in temperature.

Now that we have entered autumn, there will be a cooling during the National Day, mainly in North China and Northeast China. Affected by a large area of cold air. People should also pay attention when traveling.