China News Service, Beijing, September 12 (Reporter Ruan Yulin) This year's No. 14 "Sandu" (super typhoon level) is approaching the coast of Zhejiang and Shanghai, and will cause violent winds and waves in the coastal waters of Shanghai and Zhejiang to be affected by typhoons. Under the influence of "Sandu", the National Ocean Forecasting Station issued red warnings for storm surge and ocean waves on the 12th.
The actual wave data showed that at 13:30 on the 12th, a buoy located in the southern part of the East China Sea had detected a violent wave with an effective wave height of 7.1 meters.
As the typhoon approaches, the wave height is still increasing.
The center of the typhoon "Sandu" was located on the southern part of the East China Sea at 16:00 on the 12th, about 445 kilometers south of Xiangshan County, Zhejiang Province.
It is expected that "Sandu" will continue to move to the north, and may land on the coast from Zhoushan to Sanmen, Zhejiang during the daytime on the 13th, or pass the coastal waters of Zhoushan into Hangzhou Bay.
Affected by the typhoon, it is expected that from the night of the 12th to the day of the 13th, there will be violent waves of 7 meters to 12 meters in the East China Sea and the east of Taiwan to the turbulent area, and waves of 4 meters to 6 meters in the coastal waters of Shanghai and Zhejiang will appear. Severe waves; large waves of 2.5 meters to 3.5 meters will appear in the coastal waters of southern Jiangsu; medium to large waves of 2 meters to 3 meters will occur in the coastal waters of northern Fujian.
In terms of storm surge, affected by the "Chandu", it is expected that from the afternoon of the 12th to the afternoon of the 13th, there will be a storm increase of 100 cm to 240 cm along the coast from Nantong, Jiangsu to Ningbo, Zhejiang, and 30 cm to 130 cm from Taizhou, Zhejiang to Fuzhou, Fujian. Centimeters of storm increase water.
The Zhejiang Zhenhai and Dinghai tide level stations within the above shore section will appear to reach the local red alert tide level on the afternoon of the 13th, and the Shanghai Luchaogang tide level station will appear to reach the local orange alert tide level on the afternoon of the 13th, and the Zhejiang Wenzhou tide level The station will appear to reach the climax of the local blue alert tide level in the early morning of the 13th.
The National Ocean Forecasting Station reminds relevant coastal departments to do emergency rescue work against storm surges. Residents in low-lying coastal areas and dangerous houses should be moved to safe areas in time, and marine operators such as fishing rafts and fishing boats should go ashore in time to avoid danger.