At 10 o'clock on February 15, the ** Meteorological Observatory released weather information saying that the cold wave in the next ten days will affect most parts of China, and the precipitation will be 5 to 1 times more than that of the same period in normal years.
In the past 10 days (February 5-14), the cumulative precipitation in Jiangnan and eastern South China was 10 30 mm, of which 40 60 mm was in parts of southern Zhejiang, Fujian, Jiangxi, and northern Guangdong. In the past 10 days, the average temperature in the southern part of the Yangtze River, South China, and the Qinghai-Tibet Plateau was lower than that in the same period of the year.1 3 The temperature in the middle and lower reaches of the Yangtze River and most of the areas north of it was higher, and the temperature in Xinjiang, North China, and Northeast China was higher.2 4
In the next 10 days (February 15-24), the cumulative precipitation in Huanghuai, Jianghan, Jianghuai, Jiangnan, South China and eastern Guizhou, Chongqing, eastern Sichuan Basin, and southeastern Guizhou will be 10 30 mm, and 40 70 mm will be in some areas, of which 80 120 mm will be in the northern part of Jiangnan, eastern Jianghan, and southern Jiangsu and Anhui; The cumulative precipitation in most parts of Northwest China, most of North China, and Northeast China was 2 7 mm, and 10 20 mm in northern and western Xinjiang, Shaanxi, southern Shanxi, southern Hebei, Jilin, Liaoning, etc., and more than 30 mm locally. Precipitation in most of the above areas is 5 to 1 times higher than that of the same period in normal years.
In the next 10 days, the average temperature in the middle and lower reaches of the Yangtze River and most of the areas north of it will turn from high to low in the early stage1 3, some areas in Xinjiang, western Gansu, western Inner Mongolia, Shaanxi and other places will be lower 4 7, and the average temperature in the rest of China will be 1 2 higher than that in the same period of the year.
Main weather processes: On the 15th, under the influence of strong cold air, there were 4 5 northerly winds with gusts of about 7 in Huanghuai and most areas south of it; The temperature in the eastern part of Northeast China, most of the Huanghuai, Jianghuai, Jianghan, most of the southern part of the Yangtze River, and the eastern part of the southwest region dropped by 4 8, and the local temperature dropped by 10 12. There was light to moderate rain in Jianghuai, eastern Jianghan, most of Jiangnan, western South China, and eastern Southwest China.
From the 17th to the 22nd, there will be a cold wave from west to east and from north to south to affect most parts of China, the temperature has dropped by 6-12, 12 18 in some areas, more than 20 locally, and the minimum temperature 0 line will be pressed south to the south of Jiangsu and Anhui to the south of Hunan and southern Guizhou; Rain will turn to sleet or snow in Northeast China, eastern Northwest China, North China, Huanghuai, Jianghuai, Jianghan, northern and western Jiangnan, Sichuan Basin and other places, and some areas will have heavy to heavy snowfall; There is light to moderate rain in the central and eastern parts of the Yangtze River and southern China, and locally heavy to heavy rain; Most of the above-mentioned areas will be accompanied by winds of level 4 6 and gusts of level 7 and 9, and the wind strength in the Shankou area of Xinjiang can reach more than 10; The wind force in the eastern sea area is 6 8 and the gust is 9 10; There are floating dust or blowing sand in western Inner Mongolia, western Gansu, and southern Xinjiang Basin. In addition, from the 20th to the 22nd, there was freezing rain in parts of Guizhou, Hunan, Hubei and the mountainous areas of southern Anhui.
Long-term weather outlook: In the next 11-14 days (February 25-28), the cumulative precipitation in the central and western parts of the Yangtze River, southern China, Guizhou, and the eastern part of the Yangtze River will be 8 20 mm; Most of the rest of the country has little or no precipitation. In the next 11-14 days, the temperature will be low in most parts of the country, including Xinjiang, the eastern part of Northwest China, Huanghuai, Jianghan, Jiangnan, South China and Southwest China, etc.
High impact weather and concern: From the 17th to the 22nd, there will be a cold wave from west to east and from north to south to affect most parts of China, affected by it, most of the central and eastern regions will have strong winds and rain and snow weather, and some areas will cool down by 12-18, and the local area can reach more than 20; In the next 10 days, the temperature in the middle and lower reaches of the Yangtze River and most areas north of the Yangtze River will turn from high to low. From the 15th to the 16th, there was heavy snowfall in Xinjiang, with heavy to heavy snowfall in Altay, Tacheng, Ili River Valley, and the western mountainous areas of the Southern Xinjiang Basin.
*:*Meteorological Observatory).
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