How strong is the wind force of 3 to 4?

Level 3 wind speed is 3.4-5.4m/s, which belongs to breeze, and the ground display is standard. Level 4 wind speed is 5.5-7.9m/s, which belongs to breeze, and the ground is characterized by blowing dust. Wind power 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.

Level 3 wind speed is 3.4-5.4m/s, which belongs to breeze, and the ground display is standard. Level 4 wind speed is 5.5-7.9m/s, which belongs to breeze, and the ground is characterized by blowing dust. Wind power 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.