There will be cold air activity in most areas of the north, and there will be a heavy precipitation process in the eastern part of southwest China, northern Jiangnan and other places.
Quick Look
- The Central Meteorological Observatory forecast that moderate to heavy rain would occur in Sichuan, Gansu, Shaanxi and other places yesterday, and heavy fog would occur in Jilin, Liaoning, Jiangsu and other places this morning.
- From the 12th to the 13th, cold air will affect the northern region, bringing a temperature drop of 4 to 6°C and winds of level 4 to 5; from the 13th to the 15th, there will be a heavy rainfall process in the eastern part of the southwest and northern Jiangnan, with local heavy to heavy rains.
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Why It Matters
The Central Meteorological Observatory is China’s national meteorological agency and is responsible for issuing nationwide weather forecasts and warning information. Autumn is a season when cold air activity increases and precipitation is unevenly distributed. The northern region is susceptible to the influence of cold air, while the southern region may experience heavy precipitation.
China News Service, October 12. According to the website of the Central Meteorological Observatory, moderate to heavy rains occurred in Sichuan, Gansu, Shaanxi and other places yesterday. From the 12th to the 13th, cold air will affect the northern region. Pay attention to the impact of strong wind cooling on human health, transportation, etc.; on the 12th, there will be rainfall in southern North China, Huanghuai and other places; on the 13th, there will be a new round of rainfall in southwest, Jiangnan and other places. Pay attention to the impact of rainfall on agricultural production, urban operations, tourism, etc.; on the 12th, North China, Huanghuai and other places will pay attention to the impact of low visibility weather on transportation, human health, etc.
Moderate to heavy rains occurred in Sichuan, Gansu, Shaanxi and other places yesterday
Yesterday, moderate to heavy rains and local heavy rains occurred in parts of northeastern Sichuan, southeastern Gansu, central and southern Shaanxi, southwest Shanxi, and northwest Hubei; light to moderate snow or sleet occurred in eastern Qinghai, northwest Sichuan, central Gansu, and other places.
Heavy fog appears in Jilin, Liaoning, Jiangsu and other places this morning
This morning, heavy fog with visibility less than 1,000 meters occurred in parts of southern Jilin, central and eastern Liaoning, southeastern Beijing, northeastern Hebei, central Henan, southern Shandong, and northern Jiangsu, with local visibility less than 200 meters.
There will be cold air activity in most areas of the north
Affected by the cold air, it is expected that from the 12th to the 13th, most areas in the north will experience a temperature drop of 4 to 6°C, with a local temperature drop of 8 to 12°C; accompanied by winds of magnitude 4 to 5 and gusts of magnitude 6 to 8. There will be light to moderate rain or sleet in most of the Qinghai-Tibet Plateau, the eastern part of Northwest China, the western and southern parts of North China, and the northern and eastern parts of Northeast China. Among them, there will be heavy rain or heavy rain in Shaanxi, Shanxi, and Hebei.
There is a heavy rainfall process in the eastern part of southwest China, northern Jiangnan and other places
From the 13th to the 15th, there will be a heavy rainfall in the eastern part of southwest China, eastern Jianghan, and northern Jiangnan. There were heavy to heavy rains and local heavy rains in parts of southern Chongqing, northern Guizhou, southern Hubei, northern Hunan, northern Jiangxi, and southern Anhui.
Domestic detailed forecast for the next three days
From 08:00 on October 12 to 08:00 on October 13, there were moderate to heavy rains in parts of central and southern Shanxi, central and southern Hebei, southeastern Tianjin, northern Shandong, western Hubei, western Guizhou, and southwestern Yunnan. Among them, there were heavy rains (50-70 mm) in parts of southern Hebei and other places. There are winds of magnitude 4 to 6 in some areas in central and eastern Inner Mongolia and central and northern Northeast China.
National precipitation forecast map (08:00 on October 12 - 08:00 on October 13) Image source: Central Meteorological Observatory website
From 08:00 on October 13 to 08:00 on October 14, there were moderate to heavy rains in parts of eastern Jilin, eastern and southern Chongqing, western and northern Guizhou, northeastern Yunnan, southwestern Hubei, and western Hunan. Among them, there were heavy rains (50-70 mm) in parts of southeastern Chongqing, western and northeastern Guizhou, and northeastern Yunnan. Parts of central and eastern Inner Mongolia have winds of magnitude 4 to 6.
National precipitation forecast map (08:00 on October 13th - 08:00 on October 14th) Picture source: Central Meteorological Observatory website
From 08:00 on October 14 to 08:00 on October 15, there were moderate to heavy rains in parts of northern Xinjiang, Chongqing, northern Guizhou, northern Hunan, southern Hubei, and southern Yunnan. Among them, there were heavy rains and local heavy rains (100 to 130 mm) in parts of southeastern Chongqing, southwestern Hubei, northern Guizhou, and southwestern Hunan. There are winds of magnitude 5 to 7 in some areas in central and western Inner Mongolia, eastern Heilongjiang, southern Jilin, and southeastern North China.
National precipitation forecast map (08:00 on October 14th - 08:00 on October 15th) Picture source: Central Meteorological Observatory website
Open Questions
- Will this rainfall cause local flooding?
- Will the cooling process in northern regions put pressure on energy supplies?
- Has the transportation department issued corresponding travel tips or control measures?



