How heavy is the rain in Jinan?

The maximum rainfall in Jinan reaches 13 1.4 mm, reaching the level of rainstorm.

According to the rain information system of Jinan, as of 7: 00 on July 29th, the 24-hour average rainfall in Jinan was 64.9 mm, reaching the level of rainstorm. Among them, among the 4 1 rainfall stations in the urban area, the rainfall of 28 rainfall stations is between 50 mm and 100 mm, which has reached the rainstorm level, which means that nearly 70% of Jinan urban areas have experienced heavy rain.

The maximum rainfall point of this rainfall is in Jiaotong University, and the rainfall is 13 1.4 mm, reaching the rainstorm level. The smallest rainfall is in Longdong, with a rainfall of only 9 mm, which belongs to the light rain level.

According to the emergency plan for flood control and drought relief in Jinan City and the evolution of rainfall and flood situation in the whole city, Jinan fangzhi decided to start the four-level emergency response for flood control and typhoon prevention on July 28th 17: 40, requiring all counties, districts and municipal fangzhi member units to strengthen their duty, strengthen inspections, strengthen dispatching, command from the front, cooperate closely with each other according to their flood control duties, and do their best to do emergency treatment and rescue work to ensure the safety of people's lives and property.

The top three precipitation stations are Binzhou Zhanhua Binhai 133.3, Jinan Jiaotong University1310.4 and Yantai Penglai Daliuhang 127.3. Since the beginning of this year, the average precipitation in the province has been 362.0, which is 4.7 (1%) more than normal. Since June, the average precipitation in the whole province has been 235.8, which is more than normal 1.9(0%). At present, precipitation echoes are mainly located in Dezhou, Dongying, Binzhou, Weihai, Yantai, Rizhao, Linyi, Zibo and Weifang.

From day to night on the 29th, the weather in the whole province was cloudy, with heavy rain in Heze, Jining, Zaozhuang, Linyi, Jinan, Tai 'an, Zibo, Dezhou, Liaocheng and Binzhou, accompanied by lightning, and small to moderate rain in other areas. In the thunderstorm area, the gust is 7 ~ 9 during the thunderstorm.

From day to night on 30th, it was cloudy in the whole province, with heavy rain accompanied by lightning in Liaocheng, Dezhou, Binzhou, Jinan, Tai 'an and Linyi, moderate to heavy rain accompanied by lightning in Heze, Jining, Zaozhuang and Zibo, and thunderstorms or showers in other areas.

Data expansion

Heavy rain generally refers to the rain with a daily (24-hour) precipitation of 25-49.9 mm, or 1 hour precipitation of 8. 1- 16.0 mm.

According to the traditional synoptic definition, precipitation is defined as light rain (0~9.9mm/d), moderate rain (10~24.9mm/d), heavy rain (25~49.9mm/d), heavy rain (50.0~99.9mm/d) and heavy rain (65438+).