Classification of weather warning colors How are weather warning colors classified?

1. Meteorological warning signals are divided into four grades: blue, yellow, orange and red, which respectively represent normal, severe, severe and particularly severe.

2. 16 kinds of early warning signals of sudden meteorological disasters: typhoon, rainstorm, blizzard, cold wave, gale, sandstorm, high temperature, drought, lightning, hail, frost, fog, haze, road icing, thunderstorm and gale, forest fire.