China News Service, November 4th. Zhao Huiqiang, deputy director of the Office of the China Meteorological Administration, said on November 4 that it is expected that the cold air activities that will affect our country will be frequent and strong this winter. The temperature in the central and eastern regions is generally colder, and the temperature in the season is warm and warm. Large fluctuations.
In the next ten days, the temperature in most parts of my country will be lower than usual.
Data map: The picture shows the snowfall in Dachaidan, Haixi Prefecture, Qinghai.
Photo by Liu Ming
On the 4th, the China Meteorological Administration held a November press conference.
Zhao Huiqiang introduced the national climate trend forecast and disaster prevention and mitigation recommendations in November, and the national weather trend forecast for the next ten days.
Zhao Huiqiang said that from a temperature perspective, it is expected that in November, the temperature in eastern Inner Mongolia, north-central Northeast China, Tibet, and western Southwestern regions will be higher than normal. Among them, temperatures in northeastern Inner Mongolia, northern Northeast China, and southern Tibet will be 1~ 2℃; The temperature in most of the rest of the country is close to the same period of normal year to low temperature, among which the temperature in northern and eastern Xinjiang, central and western Inner Mongolia, central and western Jiangnan, eastern Southwestern, and northern Gansu is 1-2℃ lower.
From the perspective of precipitation, it is expected that there will be more precipitation in the northeast of Inner Mongolia, the northern and central parts of the Northeast, most of the south of the Yangtze River, the northwest of South China, most of the southwest, eastern Tibet, southern Qinghai, and northern Xinjiang in November. In the western and southern parts of southwestern China, it is 20% to 50% more than that in the rest of the country. The precipitation in the rest of the country is close to normal to less than that of the same period. Among them, most of Huanghuai, western and southern parts of Xinjiang are less than 20% to 50%.
Zhao Huiqiang said that it is expected that this winter (December 2021 to February 2022) will affect my country's cold air activities frequently and strong forces. The temperature in the central and eastern regions is generally colder, and the seasonal cold and warm fluctuations will be large; the overall precipitation will be It is more distributed in the north and less in the south. Among them, it is more than 20% to 50% in the east of Heilongjiang, the middle of the Yellow River Basin, the west of North China, and the north of Xinjiang.
Regarding the forecast of the national weather trend in the next ten days, Zhao Huiqiang said that there will be more precipitation in places such as North China, Northeast China, and Jiangnan.
In the next 10 days (November 5-14), the accumulated precipitation in eastern Jianghuai, most of Jiangnan, northern South China and eastern Guizhou will be 20-40 mm, and 50-70 mm in some areas; eastern North China, Northeast China, eastern Huanghuai, etc. The precipitation is 10-25 mm, and the local precipitation is 30-50 mm. Most of the above-mentioned areas will have more precipitation than normal. Among them, the central and northern parts of North China and parts of the northeast are more than doubled, and the precipitation in some areas will be close to history. The extreme value of the same period.
The temperature in most parts of my country is lower than usual.
Except for the average temperature in the northeast of Inner Mongolia and the northern part of Northeast China, the average temperature is 1-2℃ higher than normal in the same period of the year, and the temperature in most parts of my country is 2～4℃ lower.
In the first 5-8 days, temperatures in northern North China, southern Northeast China, southeastern Northwest China, Sichuan Basin, and central and eastern Jiangnan will be close to the lowest temperatures in the same period in history, and some areas will be lower than the extreme values in the same period in history.
Two major weather processes affecting our country.
From November 5 to 8, the cold wave weather will affect most of China from west to east and north to south. The average temperature will generally drop by 8-10 ℃, some of which can reach 12-15 ℃, and the local temperature will exceed 16 ℃. Northerly winds of magnitude 5 to 6 and gusts up to magnitude 7 to 9; light to moderate snow or sleet in the eastern part of Northwest China, north central and western parts of North China, and northeastern regions, and heavy to heavy snow in some areas; southern North China and beyond There were light to moderate rains in most southern areas, heavy to heavy rains in central and southern Jiangnan and northern southern China; 7 to 8 days, there were strong winds of magnitude 7-9 in the eastern sea area, and gusts of winds of magnitude 10 and above in the northern Bohai Sea and the Yellow Sea.
In addition, around November 13, affected by another blast of cold air, the average temperature of the Yangtze River and most areas north of it will generally drop by 4 to 8℃, and the local temperature in North China and Northeast China will drop by more than 10℃; some areas are accompanied by 4 to 6 northerly winds.
Regarding the weather service reminder and agricultural production in November, Zhao Huiqiang suggested: First, the northern regions need to prevent the adverse effects of low temperature rain and snow.
Second, the southern region needs to guard against the adverse effects of low temperature and even rainy weather.
Third, places such as Huanghuai and Huai in North China need to prevent the adverse effects of periodic haze weather.