What kind of weather does special weather mean?

Refers to various phenomena in the atmosphere, including precipitation, ground freezing, sight distance obstacle, atmospheric phenomena, storms, ice and snow, etc., which are the comprehensive results of various physical processes in the atmosphere. 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 precipitation forms, 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.

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

(3) Sight distance obstacle phenomenon: including fog (fog, light fog); Dust (sandstorm, sand blowing); Smoke (floating dust, smoke screen, haze); There are nine kinds of snow blowing (snow blowing and snowstorm).

(4) Atmospheric phenomena: including China, halo, rainbow, mirage, Emei Baoguang, Xiaxia, etc.

(5) Atmospheric electric image: including lightning, thunderstorm, aurora, etc.

(6) Storm phenomena: gale, squall, tornado, dust tornado, etc.

(7) Other phenomena: including snow, ice needles and ice.