How to classify weather phenomena?

Weather phenomenon refers to some physical phenomena that occur in the atmosphere and on the ground. Including precipitation phenomenon, ground condensation phenomenon, visible range weather phenomenon, lightning obstacle phenomenon, lightning phenomenon and so on, these phenomena are all produced under certain weather conditions. In ground meteorological observation, all kinds of weather phenomena are represented by unified special symbols.

1, precipitation phenomenon: it is divided into 1 1 according to the form of precipitation, in which liquid precipitation includes rain, Mao Mao rain and showers, solid precipitation includes snow, ice particles, rice snow, showers, graupel and hail, and mixed precipitation includes sleet and showers. In addition, according to the nature of precipitation, there are three types: formative precipitation, continuous precipitation and intermittent precipitation.

2. Ground condensation and freezing phenomena: including dew, frost, fog and rain.

3. Sight distance obstacle phenomenon: including fog "fog, fog, fog"; Light fog; Blow snow; Blizzard; Smoke screen; Haze; Sandstorm "sandstorm, strong sandstorm, super sandstorm"; Blowing sand; Floating dust.

4. Lightning phenomenon: thunderstorm, lightning and aurora.

5. Other phenomena: strong winds, storms, tornadoes, sandstorms, ice needles, ice and snow.