According to the Central Meteorological Observatory, yesterday, heavy to heavy rain occurred in Guizhou, Guangxi, Hainan and other places, and the wind was strong in Inner Mongolia, Henan, Jiangsu and other places. It is expected that in the next three days, some areas in Guizhou, Guangxi and other places will have a medium risk of heavy rain disasters, and pay attention to flash floods, geological disasters and urban and rural waterlogging that may be caused by heavy rainfall. In addition, from the 17th to the 19th, the Huanghuai and North China were sunny and hot and hot, and the risk of dry and hot wind disasters in winter wheat was concerned.
Domestic weather conditions
1. Live
(1) Heavy to heavy rain occurred in Guizhou, Guangxi, Hainan and other places
From 8 o'clock yesterday to 6 o'clock today, heavy to heavy rain occurred in parts of southern Guizhou, southeastern Yunnan, western Guangxi, eastern and southern Hainan Island, Baise, Chongzuo, Hainan, Wuzhishan, Baoting and Sanya, etc., with a maximum hourly rainfall of 30~60 mm in the above areas, and 80~95 mm in Hainan; There were 8~11 thunderstorms and gales in central and southern Yunnan.
(2) Inner Mongolia, Henan, Jiangsu and other places have strong winds
Affected by the cold air, gusts of 7~9 occurred in parts of central Gansu, central and eastern Inner Mongolia, central and southern Liaoning, Shandong Peninsula, southern Henan, central Anhui, central and eastern Jiangsu, and 10~11 locally; Some areas in the southern Xinjiang basin and eastern Xinjiang, the central and western parts of Gansu, and the western part of Inner Mongolia have experienced blowing sand or floating dust.
2. Key weather forecasts
(1) There was scattered heavy precipitation in Yunnan, Guizhou, Guizhou and other places
It is expected that from May 16 to 17, there will be scattered heavy precipitation in the southern part of Southwest China and the western part of South China. There were moderate to heavy rains in Guizhou, central and eastern Yunnan, western and northern Guangxi, Hainan Island and other places, among which, there were heavy rains or heavy rains in western and southern Guizhou, eastern and southern Yunnan, and western Guangxi. Some of the above areas are accompanied by short-term heavy precipitation (the maximum hourly rainfall is 20~40 mm, and can exceed 50 mm locally), and there are strong convective weather such as thunderstorms and strong winds locally.
In addition, from the 18th to the 21st, there will be a heavy rainfall process in the southeast of Southwest China, South China, Jiangnan, Jianghan and other places, with heavy rain in some areas, and heavy rain in the south of Jiangnan and South China; There is short-term heavy precipitation in some of the above-mentioned areas, and strong convective weather such as thunderstorms and strong winds locally.
(2) There will be high temperature weather in some areas of North China and Huanghuai
From the 17th to the 19th, some areas in the central and western parts of Inner Mongolia, the central and southern parts of North China, Huanghuai and Guanzhong of Shaanxi Province had 1~3 days of high temperature weather with a daily maximum temperature of 35~37 °C.
In addition, in the next 10 days, there will be 5~8 days of high temperature weather with a daily maximum temperature of 35~38 °C in the Xinjiang Basin, and the local maximum temperature can reach 39~41 °C.
Specific domestic forecast for the next three days
From 08:00 on May 16 to 08:00 on the 17th, there were moderate to heavy rains in parts of southwestern Sichuan, western Guizhou, eastern and southern Yunnan, western Guangxi, Hainan Island and southeastern Tibet, among them, there were heavy rains (50~60 mm) in southern and eastern Yunnan and western Guizhou; There are thunderstorms, strong winds or hail in central Shanxi, central and southern Hebei, northern Henan, and southern Shandong. Some areas in central Inner Mongolia, northern Hebei, Shandong Peninsula, northern Anhui, eastern Zhejiang and other places have winds of level 4~6 (see Figure 1); The Taiwan Strait and the northeast of the South China Sea have northeast winds of 6~7 and gusts of 8.
Fig.1 National precipitation forecast map (08:00 on May 16 to 08:00 on May 17)
From 08:00 on May 17 to 08:00 on the 18th, there were moderate to heavy rains in parts of eastern Qinghai, southern Sichuan, western Chongqing, Guizhou, eastern and southern Yunnan, northern and western Guangxi, Hainan Island and southeastern Tibet, among them, there were heavy rains in parts of southwestern Guizhou and northwest Guangxi, and local heavy rains (100~110 mm). Some areas of central and eastern Inner Mongolia, southern Heilongjiang, Liaoning, Shandong Peninsula, eastern Zhejiang and other places have winds of level 4~6, among which, the wind strength of Xinjiang along the Tianshan Mountain Pass can reach more than 7 (see Figure 2).
Fig.2 National precipitation forecast map (08:00 on May 17 to 08:00 on May 18)
From 08:00 on May 18 to 08:00 on the 19th, there were moderate to heavy rains in eastern Sichuan, Chongqing, eastern Yunnan, Guizhou, western and southern Hunan, Guangxi, central and western Guangdong, among them, there were heavy rains in the central and northern parts of Guangxi and southern coastal areas, and heavy rains (100~130 mm) in some areas. Some areas in central and eastern Inner Mongolia, Heilongjiang, eastern Zhejiang and other places have winds of level 4~6, among which, the wind strength along the Tianshan Mountain Pass in Xinjiang can reach more than 7 (see Figure 3).
Fig.3 National precipitation forecast map (08:00 on May 18 to 08:00 on May 19)