China News Service, August 19. According to the website of the Central Meteorological Observatory, since August, there has been rainy weather in the northern region, and the cumulative rainfall in parts of Qinghai, Gansu, Ningxia, Shaanxi, Inner Mongolia, Shanxi, Hebei, Jilin and other places is higher than the same period of the year. It is 50% to 2 times more, and more than 2 times locally. The daily rainfall of 23 national weather stations has exceeded the historical extreme value.
The Central Meteorological Observatory predicts that from the night of August 20 to 23, there will be a new round of rainfall in the north, and the rainfall coverage area is highly overlapping with the previous areas with more rainfall.
From the night of the 21st to the daytime of the 22nd, the rainfall mainly occurred in eastern Heilongjiang, central and southern Hebei, and northern Shandong; the rainfall in the Hetao area of Inner Mongolia, northern Shaanxi, central and northern Shanxi, and central Shandong mainly occurred from the night of the 22nd to the day of the 23rd.
It should be noted that the cumulative rainfall in parts of the Hetao area of Inner Mongolia, northern Ningxia, northern Shaanxi, central and northern Shanxi, central and southern Hebei, central and northern Shandong, and eastern Heilongjiang will be 50-100 mm, and the local area can reach 150 mm; The maximum hourly rainfall is 30-50 mm, and the local area can exceed 70 mm.
In addition, there will also be moderate to heavy rains and local heavy rains in northeastern Qinghai and central Gansu.
Affected by the rainfall, from the night of the 20th to the 23rd, the meteorological risks of mountain torrents and geological disasters in northeastern Qinghai, central Gansu, and northern Ningxia were relatively high, and local flash floods and geological disasters occurred in the Hetao area of Inner Mongolia, northern Shaanxi, and northern Shanxi. high meteorological risk.
Meteorological experts reminded that the northern region currently has more rainfall, high soil water content, high overlap of rain areas, and high local rainfall intensity, which is easy to cause disasters. Qinghai, Gansu, Ningxia, Shaanxi, Shanxi, Inner Mongolia Hetao and other places need to pay attention to prevention Secondary disasters and adverse effects that may be caused by rainfall, timely transfer people in dangerous areas.
Since June 13, the comprehensive intensity of high temperature weather in my country has reached the strongest level since complete meteorological records began in 1961.
During the period, it went through three stages: from June 13 to 26, it affected the north, and the south was intermittently high; from July 5 to 17, it affected the south; after a short interval, it has continued to affect Sichuan, Chongqing and Jiangnan since July 21. and so on.
Affected by high temperature and little rainfall, moderate to severe meteorological droughts occurred in the area from the Sichuan Basin to the middle and lower reaches of the Yangtze River, with local extreme droughts.
It is expected that in the next week (August 19 to 25), the high temperature weather in Jiangnan, Jianghuai, Jianghan, Sichuan Basin and other places will continue, and meteorological drought will continue or develop. There are 35-38 ℃, and the local area exceeds 40 ℃; from the 26th, the high temperature range in the above-mentioned areas has decreased and the intensity has weakened, but the highest temperature in parts of Chongqing, eastern Sichuan, northern Hunan, and northern Jiangxi still exceeds 35 ℃; In addition, there were intermittent high temperature weather in Guanzhong, Henan, southern Shandong, northern Jiangsu and Anhui in Shaanxi.
It is recommended that Jiangnan, Jianghuai, Jianghan, Sichuan Basin and other places continue to do a good job in ensuring energy supply, allocation and scheduling of hydropower resources, sanitation and epidemic prevention, and heatstroke prevention and cooling, and pay attention to preventing urban and forest fires.