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

  From 8 o'clock yesterday to 6 o'clock today, light to moderate snow or sleet occurred in parts of northern Xinjiang, eastern Inner Mongolia, Heilongjiang, central and western Jilin, and northern Sichuan plateau. Harbin, Jiamusi and Shuangyashan in Heilongjiang, Jilin Jilin City and other localities The precipitation is 5 to 11 millimeters; some areas of northeastern Hunan, central and northern Jiangxi, northern Fujian and other places have moderate rain, heavy local rain (25 to 49 millimeters), and 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 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 south

  From the 5th to the 6th, there were large-scale thunderstorms in the south, moderate to heavy rains in parts of Jiangnan, South China, and local heavy rains in northwestern Guangxi, northeastern Jiangxi, and northern Fujian; some of the above-mentioned areas were accompanied by short-term strong rains. Strong convective weather such as precipitation or thunderstorms, strong winds, and hail.

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

  In the next three days, the cold air will affect most of the central and eastern regions from north to south.

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 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.

Figure 1 National Gale Cooling Forecast Map (8 o'clock on March 5th-8 o'clock on March 5)

The smog in North China is about to dissipate

  It is estimated that from the morning to the morning of March 5, parts of southern Liaoning, southern Beijing, northern Tianjin, central and southern Hebei, eastern Shandong, central and southern Jiangsu, northern Shanghai, southeastern Fujian, central and southern Guizhou, southern Guangxi, central Guangdong, etc. There is heavy fog in the area. Among them, parts of central Hebei, central and southern Jiangsu, and southwestern Guizhou have strong dense fog with visibility less than 200 meters, and local strong fog with visibility less than 50 meters.

In addition, on the morning of the 5th, there will be heavy fog with visibility 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 expected that from the morning of the 5th, affected by the cold air, the smog in North China and the foggy weather in the northern sea area will gradually dissipate from north to south.

Specific forecast for the next three days

  From 8 o'clock on March 5th to 8 o'clock on 6th, there were light to moderate snow or sleet in parts of northern Xinjiang, eastern Heilongjiang, eastern Jilin, eastern Liaoning, western North China, eastern Tibet, southeastern Qinghai, and southern Gansu.

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.

Figure 2 National precipitation forecast map (8 o'clock on March 5th-8 o'clock on March 5)

  From 8 o'clock on March 6th to 8 o'clock on the 7th, there was light snow or sleet in parts of eastern Tibet, southeastern Qinghai, southern Gansu, and northern Sichuan plateau.

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.

Figure 3 National precipitation forecast map (from 8 o'clock on March 6th to 8 o'clock on March 7)

  From 8 o'clock on March 7 to 8 o'clock on the 8th, there was light snow or sleet in some areas in the mountainous areas of western southern Xinjiang, eastern and western Tibet, eastern Qinghai, eastern northwestern region, and northern Sichuan plateau. Among them, western Tibet and other places There is moderate to heavy snow (5-9 mm) in some areas.

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.

Figure 4 National precipitation forecast map (8 o'clock on March 7-8 o'clock on March 7)