China News Service, April 19, according to the Central Meteorological Observatory website, yesterday, parts of southeastern Guizhou, most of Hubei, northern Hunan, southern Anhui, southern Jiangsu, central and northern Jiangxi, northwest Zhejiang and eastern Guangxi dropped to Heavy rain, local rainstorms in Yichang and Enshi, Hubei, Chizhou and Ma'anshan in Anhui, Nanjing and Zhenjiang in Jiangsu, Nanchang and Yichun in Jiangxi, Guilin, Guangxi, etc. The maximum hourly rainfall in the above areas is 30 to 60 mm; Bureaus in central Guizhou, southern Hunan, and southwest Jiangxi Thunderstorm strong winds of magnitude 8-9 occurred in the ground, and hail occurred in Guizhou.
The national wind cooling forecast map (from 08:00 on April 19th to 8:00 on April 19th). Image source: Central Meteorological Observatory website
Cold air will affect northern regions
Affected by the strong cold air, from 19th to 21st, there will be a significant cooling process of strong winds in northern China. It is estimated that the temperature in most areas of North China, Northeast China, Inner Mongolia, Northern Huanghuai and other places will drop by 6-10 ° C from 08:00 on April 19 to 08:00 on 21st. The temperature in the area is reduced to more than 12 ° C. The above-mentioned areas are accompanied by high winds of 4 to 6 levels and gusts of 7 to 8 levels. The Central Meteorological Observatory continued to release strong wind cooling forecasts at 06:00 on April 19.
In addition, from the 19th to the 21st, there will be light to moderate rains in central and eastern Inner Mongolia, northern China, and northeast China. Among them, there will be light rain turning into sleet or snow in central and eastern Inner Mongolia, Heilongjiang, and eastern Jilin, and western and northern Heilongjiang. Locally, there is a big snowstorm.
Jiangnan and South China will usher in a new round of precipitation
Affected by the low-level shear system, from the 20th to the 21st, there will be significant precipitation in the eastern part of the southwestern region, southern Jiangnan, and northern South China, and the rainfall will be mainly from small to moderate rains. Among them, some areas in the southern Jiangnan, northern South China, and other regions There are heavy rain, local heavy rain, and convective weather accompanied by thunderstorms and short-term heavy precipitation.
Specific forecasts for the next three days
From 08:00 on April 19 to 08:00 on April 20, some areas in eastern Inner Mongolia, western Heilongjiang, northern and eastern Qinghai-Tibet Plateau have small to moderate or sleet snow, local heavy snow or blizzard in northwestern Heilongjiang; southeastern Tibet, There are moderate to heavy rains in parts of northeastern Sichuan, Chongqing, northeastern Guizhou, southwestern Hubei, northwestern Hunan, southeastern Inner Mongolia, west and southeast China, and local heavy rain (50-70 mm) in southeastern Tibet. There are winds of magnitude 5 to 6 in parts of the eastern part of the northwest, Inner Mongolia, northern China, northeast, southeastern Jiangsu, and eastern Zhejiang. In the north of the East China Sea, there are 7-8 winds and 9 gusts of rotating winds. Among them, some parts of the northeast of the East China Sea can reach 9 and 10 gusts of wind, and some parts of the south of the East China Sea will have southwest winds of 7 and 8 gusts. The Bohai Sea In some sea areas, there will be southwest winds of level 7 and gust 8 to northwest.
From 08:00 on April 20 to 08:00 on 21st, some areas in eastern Inner Mongolia, western and northern Heilongjiang, western Gansu, northern and eastern Qinghai-Tibet Plateau have small to moderate snow or sleet. Among them, northwest Heilongjiang and Qinghai There is heavy snow or blizzard in the north; there are moderate to heavy rains in the north and east of the northeast region, most of Jiangnan, central and eastern Guizhou, northwestern Guangxi, and southeastern Tibet. Among them, northwestern Guangxi, western and eastern Jiangxi, and western Fujian , Southeastern Tibet and other places have heavy rain (50 ~ 85 mm). Some areas in central and eastern Inner Mongolia, west of northeast China, east of northwest China, north China, Huanghuai, and eastern Jiangsu and Zhejiang have winds of grade 5 to 6 and above. In the Bohai Sea and the Bohai Strait, there will be northwest winds of magnitude 6-7 and gust 8.
From 08:00 on April 21 to 08:00 on April 22, some areas in northeastern Inner Mongolia, northern and eastern Heilongjiang, eastern Jilin, western Gansu, most of the Qinghai-Tibet Plateau and other places have small to moderate snow or sleet. Among them, northern Heilongjiang There are heavy or heavy snow in the eastern part of Qinghai; moderate to heavy rains in parts of southern Jiangnan, northern South China, eastern and southern Sichuan Basin, eastern Guizhou, and southeastern Tibet. Among them, southeastern Hunan, western Fujian, and southeastern Tibet There are local heavy rains (50-70 mm). Some areas in central and eastern Inner Mongolia, west and south of Northeast China, northern China, northern Huanghuai, and central and eastern Zhejiang have winds of grade 5 to 6 and above. In the Bohai Sea, the Bohai Strait, the northern and central parts of the Yellow Sea, there are westward to northwesterly winds of magnitude 6-7 and gust 8, and northeastern winds of magnitude 5-7 and gust 8 in the southern East China Sea and Taiwan Strait.
Influence and attention
1. The impact of cold air on the strong winds and precipitation in North China and Northeast China from 19 to 21 days;
2. The precipitation process in the eastern part of Southwest China, southern Jiangnan and northern South China from 20 to 21;
3. On the 19th, strong winds in the East China Sea.