Experts interpret the situation in Liaoning recently

Xinhua News Agency, Beijing, August 5th: Experts have interpreted the recent situation of Liaoning precipitation

Xinhua News Agency reporter Huang Yan

Recently, flood disasters occurred in many places in Liaoning, and the largest flood since the Liaonhe River's first -level tributary surrounded the Yanghe in 1951. Affected by factors such as continuous continuous precipitation in the early stage, on the 1st, a dam of a dam in the left bank of the left bank of the Yanghe River occurred.

According to Fu Jiaolan, the chief forecaster of the Central Meteorological Observatory, in the past 10 days, the rainfall of the Songliao Basin reached 25 mm to 75 mm. The rainfall was mainly concentrated in the middle reaches of the Songhua River dry flow and the east of the Liaohe River Basin.

Since the flood (June 1st to July 31st), the precipitation of multiple meteorological stations around the Yanghe River Basin is the most historically at the same time. According to Gong Qiang, deputy director of the Shenyang Regional Climate Center and Zheng Senior Engineer, Fuxin and Shenyang's precipitation are 2 times and 1.2 times more than the same period of the same year. In the Panjin area where the collapse is located, the precipitation has been 490.9 mm since the flood, which is 1.1 times more than the same period of the same year. It is the second most in the same period since 1951, the second only to 601.5 mm in 1991. From July 28th to 30th, the longest duration and the largest intensity of regional heavy rain in Liaoning had a strong level.

Data show that the average precipitation of Liaoning Province has been 417.8 mm since the flood, 67.6%more than the same period of the same year. The number of days is 32 days, which is 10 days more than the same period of the year; a total of 13 rounds of rainstorms occur, and the number of heavy rainstorms is the most historic.

"Liaoning's precipitation is indeed extremely much this year." Gong Qiang said that from the perspective of the inter -ages, Liaoning summer precipitation was less in the first 10 years of this century; Three and 10 years, that is, has begun to enter multiple stages in the past two years.

Gong Qiang said that due to the continuous impact of the La Nina incident, the cold vortex in the Northeast during the early summer was strong and the cold air was active, resulting in a lot of precipitation in June. In July, the Western Pacific subtly high -pressure position was north, and the enhancement of water vapor transmission was also conducive to increasing precipitation. In addition, the typhoon "Siaba" transgender is the north of the temperate cyclone, which is also one of the reasons why there are abnormal precipitation in July.

In the next week, the strong surrender will be concentrated in the eastern and southeast of Liaoning Province. According to the forecast of the Central Meteorological Observatory, from the 6th to 8th, there have There are heavy rain in parts of the south and other places, and heavy rain in the local area.

Experts remind that the secondary disaster caused by heavy rainfall and the adverse effects on flood prevention in Liaoning and other places. In the summer vacation, public travel needs to pay attention to the weather forecast and prepare for relevant prevention.

[Editor in charge: Xu Haizhi]

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