China News Network, Beijing, March 12th. Recently, temperature fluctuations in most parts of the country have been frequent. According to weather forecasts, another cold air will affect the central and eastern regions from the 12th. Affected by cold air, there are 4-6 winds and gusts 7-8 in most areas north of the Yangtze River. The average daily temperature in North China, Northeast China, Huanghuai and other places has dropped by 4-6 ° C, and the local temperature can reach above 8 ° C.
Data map: On March 7, affected by strong cold air, Urumqi, Xinjiang ushered in snowfall, and citizens traveled in the snow. China News Agency reporter Liu Xinshe
Cold air hits the wind again
Frequently changing weather makes people overwhelmed. The chill brought by the last round of cold air receded slightly, and another round of cold air followed.
The Central Meteorological Observatory predicts that from the night of the 11th to the 14th, cold air will affect the central and eastern regions of China from north to south. Most of the north of the Yangtze River has 4 to 6 winds and 7 to 8 gusts. Gusts in eastern Inner Mongolia and the northeast can reach Grades 8 to 10; the average daily temperature in the northwest, north China, northeast, Huanghuai and other places dropped by 4 to 6 ° C, and the local temperature could reach above 8 ° C.
Specifically, in the past two days in Beijing, although the weather is mainly sunny, the body feels cold under the effect of wind and cold. The north wind will be obvious during the day on the 12th, and the minimum temperature on the 12th to the 14th will be below 0 ° C. The Beijing Meteorological Observatory issued a gale blue warning at 16:30 on March 11, 2020. It is expected that there will be about 4 northerly winds and gusts of 6 and 7 in most areas during the day on the 12th.
The weather in Hebei will continue to be fine in the next few days, but the temperature will fluctuate. From the 12th, the temperature gradually began to go "downhill." From 12th to 13th, the maximum temperature in Zhangjiakou and Chengde will drop below 10 ° C, and the maximum temperature in the central and southern regions will drop by 3 ~ 5 ° C. On the 13th, the maximum temperature in most areas is only 11 ~ 12 ° C.
The weather in Shandong was cloudy and cloudy on the 12th, with light rain in central Shandong. The southerly winds in the peninsula area turned from northerly winds to 5-6, gusts 7th, and the southerly winds in other areas turned to northerly winds 4-5, with gusts 6th. Affected by cold air, the temperature dropped sharply on the 13th. For example, the highest temperature in Jinan rose to 20 ° C on the 12th, and it will drop to only 11 ° C on the 13th.
Data map: On February 27, Taiyuan, Shanxi, ushered in sleet, and citizens travelled with umbrellas. Photo by China News Agency reporter Wu Junjie
Jiangnan again welcomes strong rainfall and restarts rain and fog mode
While the cold air visited the North, rain from time to time bothered the South.
According to the Central Meteorological Observatory, during the night of the 11th to the 13th, there was a rainy weather process in Jiangnan, South China and other places. There were moderate to heavy rains, local heavy rain, and thunderstorms in some areas in central and southern Hunan, central and southern Jiangxi, and Fujian. The main precipitation period is from the night of the 11th to the 12th.
According to China Weather Network, the 12th will be the strongest day during the current round of rainfall, and the range of heavy rainfall will be the widest. Rainfall is expected to converge in the south from the 14th to the 15th, and large areas of sunny weather are expected in Jiangnan and South China.
Affected by this round of precipitation, the rain and fog mode will be restarted across Guangdong on the 12th, and most cities and counties will have light or fog sooner or later. On the 13th, affected by the shear line and cold air, heavy rains were moderate to moderate in the northern counties and counties of northern Guangdong, with local thunderstorms, short-term heavy precipitation, or thunderstorms. The rest of the cities and counties turned cloudy (thunder) showers during cloudy days. ; Most cities and counties have a light mist or fog sooner or later.
Since the night of 11th, rain has come to disturb Zhejiang. Overcast to light rain in central and southern Zhejiang; cloudy to overcast in other areas. On the 12th, there was moderate rain and partial heavy rain in the central and southern regions; it was cloudy to overcast in other regions, and it turned cloudy with no light rain at noon.
Data Map: On March 4, the magnolia flower in front of the National Grand Theater bloomed in spring in Beijing. Photo by China News Agency reporter Jiang Qiming
Cold air is active and weak in March
At a press conference on March 10, the China Meteorological Administration made an outlook on the national weather in mid-March.
The Central Meteorological Observatory predicts that in mid-March, the accumulated rainfall in southern Jiangnan and southern China will be 30-60 mm, and that in central Jiangnan and northern South China will be 80-110 millimeters. The rainfall in some of the above areas will be 20% to 60% higher than the same period in normal years. .
In terms of temperature, the cold air that affects the country in mid-March is relatively active but the overall influence is not strong. The average temperature of the central and western Qinghai-Tibet Plateau, northern North China and northeast China is about 1 ° C lower than the same period of the year. During the same period, it was higher, among which Huanghuai, Jianghuai, Jiangnan, and the eastern part of southwestern China were higher by 1-3 ° C.
As the temperature gradually picked up, it became fine and warm in the north, the air was dry, and the pollen concentration increased. The Beijing Meteorological Bureau announced on the 11th that the pollen season in Beijing has begun this year, and the cypress pollen period will be ushered in mid-March. Cypress is the most cultivated tree in Beijing. Therefore, the frequent period of pollen allergy will also be arrival.
The Beijing Meteorological Bureau reminds the public that people with allergies should avoid going out when the pollen concentration is high in the season. In particular, the pollen concentration is high from 10 am to 5 pm, and going out is likely to cause allergies. (Finish)