2021-09-14

“Sandu” continues to affect East China, the central and eastern Sichuan Basin in northwestern China has precipitation

By yqqlm yqqlm

China News Service, September 14th. According to the website of the Central Meteorological Observatory, the 14th typhoon “Sandu” weakened from a strong typhoon to a typhoon in the early morning of the 14th, and its center was located in the east of Shanghai at 5 o’clock in the morning. On the sea surface of about 205 kilometers, it is 31.1 degrees north latitude and 123.6 degrees east longitude. The maximum wind force near the center is 12 (35 m/s), and the lowest air pressure in the center is 970 hPa.

It is expected that “Santo” will orbit in the northwestern part of the East China Sea from the 14th to the 15th, with little change in intensity. It will start to move to the northeast on the 16th and will cross the Korean Strait and approach the northern coast of Japan. , The intensity gradually weakens (see Figure 1). The Central Meteorological Observatory issued a typhoon yellow warning at 6 o’clock on September 14.

Affected by the typhoon, from 8 am on the 14th to 8 am on the 15th, there will be 6~ There are strong winds of magnitude 8, and some sea areas or areas will have winds of magnitude 9 to 10. The nearby sea area where the typhoon center passes has winds of magnitude 11 to 12 and gusts of 13 to 14. There were moderate to heavy rains and local heavy rains (50-70 mm) in some areas of eastern Shanghai and northeastern coastal areas of Zhejiang.

From the 14th to the 16th, the Qinghai-Tibet Plateau, the central-eastern part of the northwestern region, the Sichuan Basin, the western and northern parts of North China will experience light to moderate rain from west to east. Among them, there will be heavy rain in most of the Sichuan Basin, and heavy rain in the north. Part of the southern part of the country has heavy rains, local heavy rains, and strong convective weather such as short-term heavy rainfall.

From 8:00 on September 14 to 8:00 on the 15th, there were heavy rains in parts of eastern Shanghai, the northeastern coast of Zhejiang, the central and southern parts of the Sichuan Basin, southern Yunnan, and southwestern Guangxi. Among them, Sichuan There were heavy rains or heavy rains (100-140 mm) in parts of the western and southern parts of the basin. There are 5 to 7 winds in some areas of Shanghai and the eastern coast of Zhejiang.

“Sandu” continues to affect East China, the central and eastern Sichuan Basin in northwestern China has precipitation

National precipitation forecast map (September 14th 8:00-15th 8:00)

September 15th, 8 o’clock to 16th, 8 o’clock, Inner Mongolia Hetao region, eastern Northwest region, northwestern Shanxi, eastern Sichuan plateau, eastern southwestern region There were moderate to heavy rains in parts of the northeastern part of the Yangtze River, and southern parts of South China. Among them, there were heavy rains or heavy rains (100-120 mm) in parts of the northern and southern Sichuan Basin, and northeastern Yunnan. There are winds of 5 to 7 in parts of central Inner Mongolia, Liaodong Peninsula, northern Hebei, Shandong Peninsula, eastern Jianghuai, and eastern Jiangnan. Among them, winds of 7 to 8 occur in parts of northern Zhejiang.

“Sandu” continues to affect East China, the central and eastern Sichuan Basin in northwestern China has precipitation(1)

National precipitation forecast map (September 15th 8:00-16th 8:00)

From 8:00 on September 16 to 8:00 on 17th, the eastern part of Southwest China, northern and eastern Yunnan, northwestern Guangxi, eastern Shanghai and other places There are moderate to heavy rains in the area, including heavy rains or heavy rains (100-120 mm) in parts of the northeastern Sichuan Basin, central and western Chongqing and other places. There are 5-7 winds in parts of northeastern Inner Mongolia, Liaodong Peninsula, northern Hebei, southern Jiangsu, and central and northern Zhejiang.

“Sandu” continues to affect East China, the central and eastern Sichuan Basin in northwestern China has precipitation(2)

National precipitation forecast map (September 16th, 8 o’clock-17th, 8 o’clock)