What level is the typhoon now?

On September 7, 2023 17, Typhoon Xuanlannuo 15.

According to the inquiry of Zhejiang Emergency Management Network, the latest news is that as of September 7, 2023, Typhoon XuanlannuoNo. 1 1 began to move to the northeast at noon today, and it was a strong typhoon at 17 (15,48m/s), with its center located in Zhujiajian Island Island of our province. It is expected that Xuanlannuo will move to the north-north direction at a speed of 40 kilometers per hour in the future, and its intensity will gradually weaken. The Provincial Meteorological Observatory changed the typhoon warning to typhoon news on 5th 17, and the Provincial Ocean Monitoring and Forecasting Center changed the wave warning from orange to yellow on 5th 16. According to the Emergency Plan for Flood Control, Typhoon Prevention and Drought Relief in Zhejiang Province, the provincial defense index decided to adjust the emergency response to typhoon prevention to level IV on September 5 18. Please all localities and departments continue to do a good job in typhoon prevention according to the plan.

Typhoon (English: Typhoon) is a tropical cyclone. Tropical cyclone is a low-pressure vortex that occurs on the surface of tropical or subtropical ocean, and it is a powerful and profound "tropical weather system". In China, tropical cyclones in the northwest Pacific are classified into six grades according to the maximum average wind speed near the center of the surface layer, and the wind force near the center reaches 12 or above, which is collectively called typhoon.