How to distinguish the colors of weather warning grades?
Extended data
Early warning signals are composed of names, icons, standards and defense guidelines, which are divided into typhoon, rainstorm, blizzard, cold wave, gale, sandstorm, high temperature, drought, lightning, hail, frost, fog, haze, road icing and so on.
Typhoon warning signal
1, typhoon blue warning signal
It may or has been affected by tropical cyclones within 24 hours, and the average wind force along the coast or land is above 6, or the gust is above 8 and may continue.
2. Typhoon yellow warning signal
It may or has been affected by tropical cyclones within 24 hours, and the average wind force along the coast or land is above 8, or the gust is above 10 and may continue.
3. Typhoon orange warning signal
12 hours may be or has been affected by tropical cyclones, the average coastal or land wind force 10 or gust 12 or above and may continue.
4. Typhoon red warning signal
It may be or has been affected by tropical cyclones within 6 hours, and the average coastal or land wind force is above 12, or the gust is above 14 and may continue.
Baidu Encyclopedia-Meteorological Disaster Warning Signal