2021-03-05

Large-scale thunderstorms in the south, strong winds and cooling in the central and eastern regions

By yqqlm yqqlm

China News Service, March 5th. According to the website of the Central Meteorological Observatory, from the 5th to the 6th, there were large-scale thunderstorms in the south, and heavy rains in northeastern Jiangxi and northern Fujian. In the next three days, the cold air will affect most of the central and eastern regions from north to south. It is expected that the temperature in western Jianghuai and western Jiangnan will drop by 4-8°C from 8:00 on March 5th to 8:00 on March 7th, and the temperature in parts of central and eastern Jilin will drop by more than 10°C, and the local temperature can reach more than 14°C.

Rainfall and thunderstorms in Hunan, Jiangxi and other places, fog and haze in Beijing, Tianjin, Hebei and other places

Northern Xinjiang, eastern Inner Mongolia, Heilongjiang, central and western Jilin , Northern Sichuan Plateau and other places have light to moderate snow or sleet. Local precipitation in Harbin, Jiamusi and Shuangyashan in Heilongjiang, Jilin and Jilin City, etc. local precipitation is 5-11 mm; in northeastern Hunan, central and northern Jiangxi, northern Fujian, etc. Moderate rain occurred in some areas, local heavy rain (25 to 49 mm), accompanied by thunder and lightning. This morning, there was fog and haze in the Beijing-Tianjin-Hebei region. The local visibility in central Hebei and southern Beijing was less than 200 meters; there was heavy fog in parts of Jiangsu, Shanghai, Fujian, Guangdong, Guangxi, and Guizhou, and the local visibility was less than 200 meters.

In addition, affected by the cold air, the temperature in eastern Inner Mongolia, central and western Heilongjiang, and central and western Jilin dropped by 6-10°C at 5 o’clock today compared to 5 o’clock yesterday, with a local drop of more than 12°C.

Large-scale thunderstorms in the southern region

From the 5th to the 6th, there will be large-scale thunderstorms in the southern region. There will be moderate to heavy rains in parts of Jiangnan and southern China. There are local heavy rains in northeastern Jiangxi and northern Fujian; the above-mentioned local areas are accompanied by strong convective weather such as short-term heavy precipitation, thunderstorms, gales, and hail.

There will be strong winds in the central and eastern regions to cool down

The cold air will affect most of the central and eastern regions from north to south in the next three days. It is estimated that the temperature will drop by 4~8℃ in central and eastern Inner Mongolia, most of Northeast China, northern China, Huanghuai, Jianghan, western Jianghuai, and western Jiangnan from 8:00 on March 5 to 8:00 on March 7. In some areas such as the central and eastern part and the central and eastern part of Jilin, the temperature can drop by more than 10℃, and the local temperature can reach above 14℃; the above-mentioned areas are accompanied by northerly winds of magnitude 4 to 6 and gusts of magnitude 7 to 9. The Central Meteorological Observatory will continue to release the forecast of strong wind cooling at 6 o’clock on March 5th.

Large-scale thunderstorms in the south, strong winds and cooling in the central and eastern regions

Figure 1 National Gale cooling forecast map (from 8 am to 7 am on March 5)

It is estimated that from the morning to the morning of March 5, southern Liaoning, southern Beijing, northern Tianjin, central and southern Hebei, eastern Shandong, There is heavy fog in parts of central and southern Jiangsu, northern Shanghai, southeastern Fujian, central and southern Guizhou, southwestern Guangxi, and central Guangdong. Among them, some areas in central Hebei, central and southern Jiangsu, and southwestern Guizhou have less visibility. Strong dense fog of 200 meters, local strong fog with visibility less than 50 meters. In addition, on the morning of the 5th, there will be heavy fog with visibility of less than 1 km in the waters off the northern coast of the Yellow Sea and the eastern coast of the Shandong Peninsula. The Central Meteorological Observatory continued to issue a yellow fog warning at 6 o’clock on March 5th.

In addition, on the morning of the 5th, the atmospheric diffusion conditions in central Beijing-Tianjin-Hebei were poor, with light to moderate haze and local short-term severe haze.

It is estimated that from the morning of the 5th, affected by the cold air, the smog in North China and the heavy fog in the northern sea area will gradually dissipate from north to south.

From 8 o’clock on March 5th to 8 o’clock on 6th, some areas in northern Xinjiang, eastern Heilongjiang, eastern Jilin, eastern Liaoning, western North China, eastern Tibet, southeastern Qinghai, southern Gansu and other places have small Medium snow or sleet. Light to moderate rain in parts of southeastern Tibet, east and north of southwestern regions, Jianghan, Jianghuai, Jiangnan, South China, Taiwan Island and other places, including southern Hunan, south-central and eastern Jiangxi, northwest Fujian, north Guangxi, northern Guangdong, etc. There is heavy rain on the ground and heavy rain on the ground (50~70mm). Most parts of Northeast China, eastern North China, eastern Huanghuai and other parts of the region have 4-6 winds.

Large-scale thunderstorms in the south, strong winds and cooling in the central and eastern regions(1)

Figure 2 National Precipitation forecast map (from 8:00 on March 5 to 8:00 on March 5)

From 8:00 on March 6 to 8:00 on March 7, eastern Tibet, southeastern Qinghai, southern Gansu, northern Sichuan plateau, etc. There is light snow or sleet in some areas. There were moderate to heavy rains in parts of southeastern Tibet, eastern Jiangnan, and northeastern South China. Among them, there were heavy rains (50-70 mm) in southern Fujian and other places.

Large-scale thunderstorms in the south, strong winds and cooling in the central and eastern regions(2)

Figure 3 National Precipitation forecast map (from 8 am on March 6th to 8 am on March 7th)

From 8 am on March 7th to 8 pm on 8th, the mountainous areas in western Xinjiang, eastern and western Tibet, eastern Qinghai, There was light snow or sleet in parts of the eastern part of Northwest China and the northern part of the Western Sichuan Plateau. Among them, there was moderate to heavy snow (5-9 mm) in parts of western Tibet and other places. There were light to moderate rains in most of Shaanxi, the east and north of Southwest China, the south of Jianghan, the west and east of Jiangnan, most of South China, and parts of Taiwan Island.

Large-scale thunderstorms in the south, strong winds and cooling in the central and eastern regions(3)

Figure 4 National Precipitation forecast map (from 8 a.m. to 8 a.m. on March 7)