1. Weather facts
1. Domestic reality
Heavy rainfall occurred in parts of Taiwan in Shanghai, Zhejiang Yesterday: From 08:00 yesterday to 06:00 today, affected by the outer cloud system of Typhoon "Xuanlannuo", heavy rain or torrential rain occurred in northeast Zhejiang, eastern Shanghai, southeastern Jiangsu, north-central Taiwan Island, and heavy rainstorms (100 to 248 mm) in Taipei, Zhejiang, Shaoxing, Ningbo, Jinhua and other local areas; Gusts of 6 to 8 degrees occurred along the eastern coast of Fujian, the eastern coast of Zhejiang and Hangzhou Bay, Shanghai, south-central Jiangsu and Taiwan Island, and the eastern islands of Zhejiang and the eastern part of Taiwan Island were locally graded 9 to 11. In addition, moderate to heavy rain occurred in parts of eastern Inner Mongolia, eastern Heilongjiang, eastern Jilin, eastern Liaoning, central Beijing, western Yunnan, central and eastern Tibet, western Sichuan, etc., localized heavy rains in Hulunbuir, Dandong, Liaoning, Tonghua, And western Yunnan, and heavy rainstorms (110 mm) in Xishuangbanna, Yunnan; Strong convective weather such as 8-9 thunderstorms and hail occurred in parts of Beijing, central Inner Mongolia, and northwest hebei.
2. Foreign realities
Strong precipitation occurs in India, Canada and other places: the Indian Peninsula, the Ganges Plain, the Indochina Peninsula, Southeast Asia, Korea, Japan, West Siberia, Central Siberia, far east, Western Europe, Central Europe, Central And Eastern Europe, Southern Northern Europe, Western Europe, Canada, Alaska Southern Coast, Central And Eastern America, Central and Eastern America, Mexico, Northern South America, Eastern Australia, West Africa, North Central Africa, North East East And other parts of the region have moderate to heavy rain, localized heavy rain or heavy rainstorms, accompanied by strong convective weather such as thunderstorms and strong winds.
West Asia, North Africa, Central Brazil and other places have high temperatures: the Arabian Peninsula, the Iranian Plateau, the Mesopotamian Plain, the Indus Plain, the Central and Western Central Asia, North Africa, the South Central Africa, the Southern Part of Eastern Europe, the Central and Western United States, the Northern Mexico, the Central Brazil, the Central South America, the Northwest Australia and other places The maximum temperature exceeds 35 °C, of which some areas reach 38 ~ 42 ° C, and the local area exceeds 44 ° C.
Second, key weather forecasts
1. Domestic key weather
Typhoon Xuanlano will move north and northeast
The Central Meteorological Observatory continued to issue a yellow warning for typhoons at 06:00 on September 5: The center of this year's No. 11 typhoon "Xuanlannuo" was located at 5 o'clock in the morning of Zhujiajian Island in Zhejiang Province, about 245 kilometers southeast of Zhujiajian Island, Zhejiang Province, on the southern sea surface of the East China Sea, with a maximum wind force of 16 (55 m/s) near the center, a minimum pressure of 930 hPa at the center, a radius of 350 to 400 km in the seventh-level wind circle, a radius of 120-150 kilometers in the tenth-level wind circle, and a radius of 30 kilometers in the twelfth-level wind circle.
It is expected that the "Xuanlano" will move in a northerly direction at a speed of 20 to 25 kilometers per hour, gradually weakening in intensity, turning northeast during the day today, landing or wiping over the southern coast of South Korea from the morning of the 6th to the morning, and then entering the Sea of Japan and moving rapidly northeastward and gradually degenerating into an extratropical cyclone (see Figure 1).
Affected by it, from 08:00 on September 5 to 08:00 on September 6, there was moderate to heavy rain in southeast jiangsu, northeast Zhejiang and Shanghai, of which there was heavy rain (50 to 80 mm) in northeast Zhejiang, Shanghai, southeast Jiangsu and other places. Bashi Strait, the ocean east of Taiwan, the East China Sea, the central and southern Yellow Sea, the sea surface near the Diaoyu Islands, the Yangtze River Estuary Area, Hangzhou Bay, the coastal area of Taiwan Island, the northeast of Zhejiang, Shanghai, the eastern part of Jiangsu and the coast will have 6 to 9 strong winds, gusts of 10 to 11, of which most of the East China Sea, the south of the Yellow Sea, Hangzhou Bay, and the northeast coast of Zhejiang have winds of 10 to 12, gusts of 11 to 13, and the winds of the nearby sea surface through the center of "Xuanlannuo" have 13 to 16, and gusts can reach 17 and above.
Figure 1 This year's No. 11 typhoon "Xuanlano" in the next 48 hours path probability forecast chart
There is a lot of rain in the southwest and other places
From September 5 to 6, there was light to moderate rain in Tibet, southern Qinghai, western Sichuan, western Yunnan and other places, of which there was sleet in parts of northern Tibet and southern Qinghai, and heavy or heavy rain in southeastern Tibet, western Yunnan and southern Yunnan. From the 7th to the 9th, there will be light to moderate rain and local heavy rain in central and eastern Tibet, southern and eastern Qinghai, Sichuan, Yunnan and southern China.
In addition, from the 5th to the 6th, there was moderate rain in the northeast of Inner Mongolia, the eastern and northern parts of the northeast region, and there were heavy to heavy rains in the local area.
2. Key weather abroad
There is heavy precipitation in Places like Canada on the Korean Peninsula
In the next three days, there will be moderate to heavy rain, localized heavy rain or heavy rain in the Indian Peninsula, gangetic plains, Indochina Peninsula, Southeast Asia, Korean Peninsula, West Siberia, Central Siberia, far east, Canada, eastern United States, Mexico, northern South America, New Zealand, West Africa, northern Central Africa, and northern East Africa, and some of the above areas are accompanied by strong convective weather such as thunderstorms and strong winds.
Heat continued in places like the western United States in Western Asia
In the next three days, there will be high temperatures of more than 35 °C in parts of West Asia, central and south Central Asia, North Africa, western United States, northern Mexico, northern Australia, central Brazil and other places, and the daily maximum temperature in local areas of West Asia, North Africa and other places will exceed 42 °C.
3. Specific forecasts for the next three days
From 08:00 on September 5 to 08:00 on September 6, there was sleet in parts of northern Tibet and southern Qinghai, and there was heavy rain in parts of northeastern Inner Mongolia, northwestern Heilongjiang, eastern Jilin, southeastern Jiangsu, northeastern Zhejiang, Shanghai, southwestern Sichuan, western Yunnan, and southeastern Tibet, of which there was heavy rain (50 to 80 mm) in northeastern Zhejiang, Shanghai, southeastern Jiangsu, southeastern Tibet, and northeastern Inner Mongolia. There are winds of 5 to 6 and above in eastern Inner Mongolia, southern Jiangsu, Shanghai, northern and eastern Zhejiang. There are 8-10 winds and gusts of 11-12 and above in some parts of the Yellow Sea and the East China Sea (see Figure 2).
Figure 2 National precipitation forecast map (08:00 on September 5-08:00 on September 6)
From 08:00 on September 6 to 08:00 on September 7, there was sleet in parts of northern Tibet and southern Qinghai, and moderate to heavy rain in parts of northeastern Heilongjiang, northeastern Jilin, southeastern Tibet, southern Qinghai, southern Fujian, eastern Guangdong, and Taiwan Island, among which there was heavy rain (50 to 90 mm) in northeastern Heilongjiang, northern Taiwan Island, and southern Fujian coastal areas. There are 4-6 winds in parts of central Inner Mongolia and northeastern Heilongjiang (see Figure 3).
Figure 3 National precipitation forecast map (08:00 on September 6 to 08:00 on September 7)
From 08:00 on September 7 to 08:00 on September 8, there was sleet in parts of northern Tibet and southern Qinghai, and moderate to heavy rain (25-45 mm) in parts of northeastern Heilongjiang, eastern Tibet, western Sichuan, southern Gansu, southwestern Shaanxi, southeastern Fujian, south-central Guangdong, southern and eastern Hainan Island, and Taiwan Island (see Figure 4).
Figure 4 National precipitation forecast map (08:00 on September 7 to 08:00 on September 8)
Fourth, influence and attention
1. Pay attention to the development and movement trend of Typhoon Xuanlannuo, and the impact of strong wind and rain on the Yellow Sea, East China Sea and East China Coast;
2. Pay attention to the rainy weather and impact of eastern Tibet, southwestern Sichuan, western Yunnan and other places;
3. Pay attention to the rainy weather and impact in northeast China;
4. Pay attention to the changing trend and impact of meteorological drought in the Yangtze River Basin.
Production: Wang Taiwei Meng Qingtao Flower Bush Yang Nan Issued: Zhang Fanghua
Source: Weather forecast