The last typhoon named Mesak was the No.4 super typhoon in 20 15, and it was once the king of winds in the northwest Pacific in 20 15!
It is said that the naming method of typhoons is 14. Countries and regions choose the name of 10 for recycling, and typhoons that cause serious disasters may be deleted from the list and replaced by new names. At present, the 10 names provided by Chinese mainland are anemone, Jade Rabbit, Fengshen, Rhododendron, Mulan, Wukong, White Deer, Poseidon, Dian Mu and Begonia. Among them,? Mulan? Replaced the one deleted from the list? Hippocampus? ,? White deer? Replaced the one deleted from the list? Haiyan? .
The classification of typhoon wind speed is based on the maximum average wind speed near the bottom center. It is divided into six grades: tropical depression, tropical storm, strong tropical storm, typhoon, strong typhoon and super typhoon.
The maximum average wind speed near the center of tropical cyclone bottom reaches10.8m/s ~17.1m/s (wind force 6~7), which is a tropical depression.
It is a tropical storm when it reaches 17.2 m/s ~24.4 m/s (wind force 8~9).
When it reaches 24.5 m/s to 32.6 m/s, it is a strong tropical storm (wind 10~ 1 1).
A typhoon reaches 32.7m/s ~ 41.4m/s (wind 12~ 13).
When it reaches 4 1.5 m/s to 50.9 m/s, it is a strong typhoon (wind 14~ 15).
A super typhoon reaches or exceeds 5 1.0 m/s (wind 16 or above).
On August 30 this year, according to the typhoon forecast issued by the Central Meteorological Observatory, the ninth typhoon this year? Messac? The maximum wind force near the center is 13, and the wind speed is 38 meters per second, which belongs to typhoon level. ? Messac? The lowest air pressure in the center is 965 hectopascals, and the radius is 150- 300 km on the 7th, 90 km on the 10th and 40 km on the 12th.