1. Weather conditions
1. Internal facts
(1) Rainy and snowy weather occurred in Hubei, Anhui and other places, and heavy rain occurred in Zhejiang, Fujian and other places: 08:00 yesterday to 06:00 today, East Gansu, Southern Shaanxi, Western Henan, Eastern Hubei, Central and Southern Anhui, Jiangsu and Shandong Peninsula, etc. Some areas experienced light to moderate snow, rain to sleet or sleet; heavy rain or heavy rain occurred in parts of southern Hunan, central and southern Jiangxi, central and southern Zhejiang, and central and northern Fujian (133 mm).
(2) Significant strong winds and cooling weather conditions occurred in most of the central and eastern regions: at 05:00 today compared with 05:00 yesterday, the northern and eastern parts of northeast China, China northern central and southern and most areas in the south experienced a temperature drop of 6-10°C. Northern Jiangsu, Shanghai and central Zhejiang, south-central Jiangxi, southeastern Guizhou, northeastern Guangxi, Guangdong northern and other places recorded a drop of 12-18°C; of the aforementioned areas have gusts of magnitude 6-8, and local ones of magnitude 9-11. At 05 o’clock today, the 0°C temperature line is from the central part of Jiangsu and Anhui to the southern part of Shaanxi.
2. Made abroad
(1) Significant rainfall occurred in northern Australia, Brazil, South Africa and other places: moderate to heavy rainfall, local heavy rain or heavy rain occurred in parts of northern Australia, southern New Zealand, tropical islands in Southeast Asia, Africa, southern Mexico, Colombia and eastern Brazil.
(2) Significant snowfall in Siberia, Canada and other places: Central Siberia, Eastern Central Asia, Northern Europe, Central and Southern Canada, Northwestern United States and other places have experienced light to moderate snowfall or sleet and local heavy snowfall.
2. Main weather forecasts
1. Main internal climatic conditions
(1) The temperature in the south of the Yangtze River is still falling
Affected by the cold wave, from 08:00 on November 30 to 08:00 on December 1, the temperature in most of Jiangnan, southeastern southwest China and southern China is estimated to drop by 6- 8°C Among them, southern Jiangxi, southwestern Fujian and Guangxi In parts of southern and northeastern Guangdong, the temperature can drop from 10°C to 12°C, and locally up to 14°C. Around December 1, the 0°C minimum temperature line will be pushed southward from northeastern Jiangnan to southern Hunan and southern Guizhou. The above areas will experience northerly winds of magnitudes 4 to 6 and gusts of magnitudes 7 to 9; my country’s southeastern and southern sea areas will experience strong winds of magnitudes 7 to 9 and gusts of magnitudes 10 to 12. The Central Meteorological Observatory issued a yellow cold snap warning at 06:00 on the 30th November.
(2) Rainy and snowy weather in western Jiangnan and other places
From November 30 to December 1, some areas in northeastern Sichuan, northeastern Chongqing, Hubei, Guizhou and northern Jiangnan will successively see the rain turn into sleet or snow, and some areas in Guizhou , Hunan, Jiangxi, etc.
2. Major foreign weather conditions
(1) Significant snowfall in central North America, central Asia, and other locations: Moderate to heavy snowfall in northwestern United States, southern Hudson Bay shore, southern Canada, Labrador Peninsula, northern Europe southern, northeastern Eastern Europe and eastern Central Asia, local Blizzard.
(2) Significant rainfall in northeastern Australia, Brazil and other places: Over the next three days, there will be moderate to heavy rainfall and local heavy rains in northeastern Australia, New Zealand, southeastern United States, Colombia, eastern Brazil, Argentina and Southeast Africa.
3. Specific forecast for the next three days
From 08:00 November 30 to 08:00 December 1, Ili River Valley in Xinjiang, Eastern Tibet, Western Qinghai, Central and Southern Shaanxi, Shandong Peninsula, Southern and Western Henan, Southern Anhui, Central and Southern Jiangsu, southern and western Hubei and northern Hunan There is light to moderate snow or sleet in parts of western China, northern Sichuan, eastern Chongqing, and northeastern Guizhou; Southern Anhui, large parts of Jiangnan, eastern Hubei, eastern southwest, southeastern Yunnan, large parts of southern China, and the island of Taiwan There was light rain in parts of other places, including moderate rain in some parts of southern Hunan, central and southern Jiangxi, southern Zhejiang and northern Fujian. There are 4-6 winds in parts of central and northwestern Inner Mongolia, southeastern Heilongjiang, Shandong Peninsula, central Jiangsu, northern Shanghai, northern Jiangxi, northern Zhejiang, northeastern Guangxi, and southeastern coastal areas. Among them, some areas in northern Tibet have 7 to 8 winds. There are northeasterly winds of magnitude 8 to 9 and gusts of magnitude 10 in the Taiwan Strait, and northeasterly winds of magnitude 7 to 8 and gusts of magnitude 9 in the southern East China Sea and South China Sea northeastern.
From 08:00 on December 1 to 08:00 on December 2, northeastern Inner Mongolia, northern Xinjiang and areas along the Tianshan Mountains, eastern Tibet, Hexi Gansu, northern and western Shanghai, southern and western Hubei, northern Hunan and western, Sichuan Plateau, Chongqing There is light to moderate snow or sleet in parts of southeast, northeast, and central Guizhou; light to moderate rainfall in parts of most of Jiangnan, southwest east and south, most of southern China, and the island of Taiwan. There were heavy rains (25-40mm) in parts of southwestern Yunnan and other places. There are 4-6 winds in parts of southeastern Inner Mongolia, eastern Jilin, western Liaoning, southern Qinghai, southeastern Guangxi, and central Guangdong. Among them, parts of northern Tibet have 6-7 winds. There are northeasterly winds of magnitude 8 to 9 and gusts of magnitude 10 in the Taiwan Strait, and northeasterly winds of magnitude 7 to 8 and gusts of magnitude 9 in the northern waters of the South China Sea.
From 08:00 on December 2 to 08:00 on December 3, there was light snow or sleet in parts of northeastern Inner Mongolia, northwestern Heilongjiang, eastern Jilin, eastern Liaoning, along the Tianshan Mountains in Xinjiang , the Ili River Valley and Hexi in Gansu. There was light rain in most of Jiangnan, southeast of southwest China, southwest Yunnan, northern southern China, Hainan Island, Taiwan Island and other places, including parts of southern Jiangxi and Fujian with moderate rain. There are northeasterly winds of magnitude 7-9 and gust 10 in the Taiwan Strait, northeasterly winds of magnitude 7-8 and gust 9 in the northwestern part of the South China Sea, and northeasterly winds of magnitude 7-8 and 9 gusts in the South China Sea northeastern part of the South China Sea.
4. Influence and attention
1. The adverse effects of cold and wind in the southern region on the 30th on transportation, human health, epidemic prevention and control, and agricultural production;
2. Pay attention to the adverse effects of rain and snow in the eastern part of southwest China and the northern part of Jiangnan region, prevent the impact of freezing rain on transportation, communication and electrical facilities of Guizhou, Hunan and Jiangxi;
3. Pay attention to the adverse effects of strong winds in offshore waters on sailing vessels, operating platforms and offshore aquaculture.
