Apple's mobile phone weather forecast has a wind-like sign.

When observing a certain weather phenomenon, meteorological observers should record the corresponding symbols in the "Weather Phenomenon" column of the observation record book of the day, except for a few phenomena, and also record the starting and ending time. Based on these symbols, combined with the intensity, coexistence and some characteristics of weather phenomena, a group of symbols that can be filled in weather maps are called cartographic symbols. Table 1 Symbol Table of Weather Phenomena as stipulated in Surface Meteorological Observation Specification of China Meteorological Bureau

In order to make it easy for the public to understand and identify, a set of images and graphs representing weather phenomena has been formulated for TV or other public media. Table 2 Weather graphic symbols issued by China Meteorological Bureau