1. Weather
1. Domestic situation
Inner Mongolia, Shanxi, Jiangsu, Zhejiang and other places scattered due to heavy rain：From 08:00 yesterday to 06:00 today, overall rainfall in my country has been low, with abundant rainfall spread across northeast Qinghai, Inner Mongolia’s Hetao area, northwest Shanxi, and northwest of Jiangsu, northern Shanghai, northern and eastern Zhejiang, northern Fujian and western Sichuan Basin. or heavy rains.
The high temperature in the southern region continues:Yesterday, high temperatures above 37 ° C occurred in the Sichuan Basin, northeastern Guizhou, southern Shaanxi, southwestern and eastern Hubei, southern Jiangsu and Anhui, Shanghai, Hunan, Jiangxi, Zhejiang, Fujian , Northeastern Guangxi and northern Guangdong. Central and western Chongqing, central and northern Jiangxi, central and northern Zhejiang and northwestern Fujian, the temperature is between 40 and 43 ° C and the temperature in Chongqing Beibei is 44.7 ° C; Sichuan, Guizhou, Zhejiang, Fujian, Hunan, Jiangxi, Guangdong and Shaanxi are located in a total of 53 countries. The temperature of the station has surpassed historical extremes.
2. Live abroad
Heavy rainfall has occurred in India, the Philippines, Central Europe and other places:Moderate to heavy rain, heavy local rain or heavy rain, accompanied by thunderstorms and strong winds. Wait for a strong convective climate.
High temperatures continued in Western Asia, North Africa, the Western United States and other places:High temperatures above 35 ° C have occurred in Western Asia, Southern India, North Africa, Western Southern Europe, Western United States, Mexico, and Central Brazil. The daily maximum temperature in the southwestern United States, northern Mexico, and other places has reached 38 to 42 ° C and the local temperature exceeded 44 ° C.
Second, the key weather forecast
1. National key weather
(1) There is even more precipitation in eastern northwest China, northern China and other places
From the 24th to the 25th, there will be moderate to heavy rainfall and local heavy rains in Eastern Qinghai, Central and Eastern Gansu, Ningxia, Central and Southern Shaanxi, Shanxi and Henan. mm; in addition, there will be thunderstorms, strong winds or hail locally in eastern Qinghai, eastern Gansu and southern Ningxia.
From 27-30, there were heavy to heavy rains and abundant local rains in central and eastern Gansu, southern Ningxia, most of Shaanxi, southern Shanxi, northern and western Sichuan Basin, northern Henan, in western Shandong, northern Jiangsu and Anhui, and eastern Guizhou.
(2) “Saddle” will affect southern China
The center of typhoon No. This year’s 9th “Ma’an” (strong level of tropical storm) was on the surface of the North Sea of the South China Sea, about 700 kilometers southeast of Yangjiang, Guangdong, at 5am this morning. the maximum wind strength near the center was 10 (25 m / s). The lowest pressure in the center is 985 hPa and the radius of the seventh level wind circle is 200-240 kilometers.
The “Sella” is expected to move west-north at a speed of about 25 kilometers per hour, and its intensity will gradually increase. Will land on the coast from Shenzhen, Guangdong to Zhanjiang from morning to afternoon of the 25th (25-33m / s, level 10-12, severe tropical storm level or typhoon level), the intensity gradually weakened after the landing place (see figure 1).
Affected are, from 08:00 on 24 to 08:00 on 25, the northeastern waters of the South China Sea, the central and eastern waters of the South China Sea, the Bashi Strait, the southern waters of the Taiwan Strait, the eastern part of the Beibu Gulf, the waters near the Xisha Islands, the waters near the Zhongsha Islands and the island of Taiwan. There will be strong winds of magnitude 6-8 along the southwest coast, the Guangdong coast and the east coast of Hainan Island. The force of the wind in the nearby sea areas or in the areas where the “Sella” center passes can reach magnitude 9-12 and gusts of magnitude 13-14; Southern Guangdong and northeastern Hainan Island. There are heavy rains or torrential rains in the Ministry and on the southern coast of Guangxi, and there is heavy local rain (100-120 mm).The Central Meteorological Observatory continued to issue a yellow typhoon warning at 06:00 on August 24。
image1 The forecast map of the probability of the path of typhoon No. 9 “Masa” this year for the next 48 hours（8moon24Day 05Time-26Day 05Time)
(3) There are still high temperatures in Jiangnan and other places in the Sichuan Basin
In the next three days there will still be high temperatures in the southern region; from the 26th, the temperature range and the intensity of high temperatures in the Sichuan Basin and Jiangnan will be reduced and some areas will be lifted.
It is expected that during the day of August 24, the temperature in southern Shaanxi, southern Anhui, western and southeastern Hubei, Hunan, Jiangxi, central and southern Zhejiang, Fujian, central and eastern Sichuan, to Chongqing, eastern and northern Guizhou, Guangdong, Guangxi and other places will be 35-39 ° C. The high-temperature climate, including the highest temperature in parts of eastern Sichuan, Chongqing, eastern Jiangxi, western Fujian and others places can reach over 40 ℃ (see Figure 2).Central Meteorological Observatory8moon24DayAt 06:00 the orange high temperature warning continued to be issued.
image2 National high temperature fall area forecast map (8moon24Day08Time-20Time)
2. Foreign key weather
(1) Continuous high temperatures in Western Asia, North Africa, Western United States and other places
Over the next three days, high temperatures above 35 ° C will continue in Western Asia, Central and Southern Asia, North Africa, Western Southern Europe, the Western United States, Northern Mexico and Central Brazil. The daily maximum temperature in parts of L ‘ West Asia and North Africa will exceed 42 ° C.
(2) Heavy rainfall in India, Philippines, southern United States and other places
In the next three days, Indus Plain, Ganges Plain, Indochina Peninsula, Indonesia, Philippine Islands, Northern Europe, Central Europe, North Eastern Europe, Southern Eastern Europe, Southern Alaska, Southern United States and Great Lakes, Mexico, North South America, Southern Chile, West Africa, North Central Africa, New Zealand and other places have moderate to heavy rainfall, heavy local rain or heavy rain and some of the above areas are accompanied by strong convection temperatures like thunderstorms and strong winds.
3. Specific forecast for the next three days
From 08:00 on 24 August to 08:00 on 25,There is moderate to heavy rainfall in parts of Eastern Qinghai, Central and Eastern Gansu, Southern Ningxia, Central Shaanxi, Southern Shanxi, Western Sichuan Basin, Southern Yunnan, Southern Guangdong, Southeast Guangxi, and of northeastern Hainan Island. Guangdong in the east, west and other places, and local heavy rainfall (100-120 mm) (see Figure 3).
Figure 3 National precipitation forecast map (08:00 on 24 August – 08:00 on 25 August)
From 08:00 on 25 August to 08:00 on 26,There is moderate to heavy rainfall in parts of northeastern Inner Mongolia, northwestern Heilongjiang, western mountainous areas of southern Xinjiang, southern Shaanxi, western Henan, western Sichuan Basin, southeastern Yunnan, southern China. Central and southern Guangxi and central and southern Guangdong. South and Southeast Guangxi In some coastal areas, in southeastern Guangxi, Hainan Island and other places, there are heavy rains and abundant locales (100-200 mm). There are winds of magnitude 4 to 6 in parts of central Inner Mongolia, southeastern Guangxi, and southeastern Guangxi (see Figure 4).
Figure 4 National precipitation forecast map (08:00 on 25 August – 08:00 on 26 August)
From 08:00 on 26 August to 08:00 on 27,There is moderate to heavy rainfall in parts of northeastern Qinghai, central Shaanxi, central and southern Henan, central and northern Anhui, southern Jiangsu, most of Zhejiang, western Sichuan Basin, of western and southern Guangxi and central and southern Yunnan. Central Shaanxi and Southern Yunnan In some areas, heavy rains and abundant locales (100-120 mm) occur. There are winds of magnitude 4 to 6 in parts of central and western Inner Mongolia and other places (see Figure 5).
Figure 5 National precipitation forecast map (08:00 on 26 August – 08:00 on 27 August)
4. Influence and concern
1. Pay attention to the future development trend of “Masaan” and the strong impact of wind and rain on the South China Sea and South China;
2. From the 24th to the 25th, Qinghai, Gansu, Ningxia, Shaanxi, Shanxi and other places will have heavy rainfall and strong convective climate and pay attention to the negative effects on transportation, urban operations, etc., as far as possible secondary disasters;
3. Pay attention to the changing high temperature trend in the southern region and its negative effects on energy supply, water allocation, sanitation and epidemic prevention and human health;
4. Conditions and impacts of drought from the Sichuan Basin to the middle and lower reaches of the Yangtze River.
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