China News Service, Wuhan, May 15 (Reporter Zhang Qin) The official Weibo of Wuhan Meteorological Bureau released information on the morning of the 15th, saying that through ground, sounding and radar data analysis, combined with wind disaster surveys near the incident site, according to the broken trees It has the characteristics of rotating distribution in the direction of lodging. It is preliminarily judged that this is a strong local convective weather. The main occurrence period is 20-21 o'clock. The main location is the eastern part of Caidian District, Wuhan. Down hit the storm characteristics.
In addition, there are some tornado features in some parts, which are EF2 tornadoes.
It is said that from 08:00 on May 14 to 07:00 on May 14, moderate to heavy rain, partial heavy rain or heavy rain occurred in most of Wuhan City, accompanied by strong convective weather such as thunderstorms, gales, hail, and short-term heavy rainfall. It occurs in Caidian, Huangpi, Dongxi Lake, development zones and central urban areas. The maximum precipitation is 128.9 mm at Huangpi Liujiashan Station, and the maximum hourly rain intensity is 46.7 mm at Huangpi Qijiawan Station (at 07:00 on the 15th), with 8-10 strong winds. Mainly appearing in Caidian, Dongxihu, Jiangxia and central urban areas, the maximum gust wind speed is 25.9 m/s for the Dongxihu District Red Star Cooperative (level 10, appearing at 00:55 on the 15th).
Hail also appeared in Zhuankou, Caidian, Donghu High-tech Zone and other places.
Some village houses were damaged.
Zhang Changshe
20-22 o'clock on May 14th is the time when strong convective weather occurs concentratedly. The nearest automatic weather station to the disaster site (Xingshan area of Caidian and Junshan area of Wuhan Economic and Technological Development Zone) is 20:39 on the 14th. There was a gale of 23.9 m/s (Pu's wind speed level is 9), and most of the winds at surrounding weather stations are between 8.4-13.2 m/s (Pu's wind speed level is 5-6).
It is understood that tornadoes are not a common disaster in our country, but they basically happen every year.
The middle and lower reaches of the Yangtze River is a frequent area of tornadoes in my country, which mainly occur in spring and summer.
Due to the small scale of tornadoes, strong temporal and spatial randomness, and rapid development and changes, the current weather detection system cannot effectively and accurately monitor and track, and the warning time is limited, which is still a difficult forecast and warning problem in the world.
The scene of the incident.
Zhang Changshe
The Wuhan Meteorological Bureau reminds the general public to pay close attention to the latest weather forecasts and warnings, and when severe convective weather occurs, choose the nearest refuge or take shelter in a solid building as soon as possible.
It is estimated that there will be heavy to heavy rains in Wuhan on the 15th, heavy local heavy rains, rainfall 40-70 mm, local 100 mm or more, accompanied by 7-9 thunderstorms, hail, short-term heavy rain and other strong convective weather; tomorrow (16th ) Light rain turned cloudy; 17-18th was cloudy, and there was another heavy precipitation process on the 19th. (Finish)