How are the weather forecast colors sorted by grades?

The new version of meteorological disaster warning signal is generally divided into four levels (IV, III, II and I), which respectively represent general, serious, serious and particularly serious. 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.

At the same time, it is marked in Chinese and English, which is consistent with all emergency treatment levels and colors in the country. The black warning signal of typhoon rainstorm and cold wave has become history, and red is the highest level.

Extended data:

For ordinary people, paying attention to the weather forecast can not only help people avoid being attacked by special disasters such as typhoon, hail and lightning, but also make better arrangements and collocations through daily life, clothing, travel and tourism. And with the development of weather forecast, people can get more information close to life through weather forecast.

Bad weather such as snow, fog and haze not only affects transportation efficiency, but also directly affects traffic safety. The slippery road surface caused by snow and ice and the low visibility caused by fog and haze may have a great impact on traffic safety. Accurate weather forecast can help aviation, highway, railway and shipping departments to know the time and intensity of disaster weather as soon as possible, and take timely measures to ensure rapid, efficient and safe transportation.

References:

Baidu Encyclopedia-Meteorological Disaster Warning Signal