Statistics of typhoon weather and gale days in Yiwu over the years?

You can check with the weather bureau. Wind refers to the strength of the wind blowing on an object. Generally speaking, according to various phenomena caused by wind blowing on objects on the ground or water surface, the wind force is divided into 13, with a minimum of 0 and a maximum of 12. According to the national standard "Wind Grade" issued in June of 20 12, and according to the wind speed at the height of 10 meter in the standard meteorological observation field, the wind grade is divided into 18 grade in turn. There are three commonly used units to express wind speed, namely nautical mile/hour, meter/second and kilometer/hour, and the commonly used unit for typhoon forecast in China is meter/second.

In 200 1 year, the China Meteorological Bureau issued the Regulations on Typhoon Operation and Service, which added typhoons above 12 to 17 and adopted Beaufort scale. /typhoon kloc-0/2, set at 32.4-36.9 m/s; Grade 13 is 37.0-41.4m/s; 14 is 4 1.5-46. 1 m/s, 15 is 46.2-50.9 m/s, 16 is 51.0-56. Typhoon Qionghai 30 years ago, the maximum wind force near the center was 73m/s, which exceeded the highest standard of 17. It's called 18, and it's also a common saying about super typhoon in the international maritime community.