What color is the highest warning signal in China?
In 2007, China Meteorological Bureau issued Decree No.9 of 2007. 16, Measures for Issuance and Dissemination of Meteorological Disaster Warning Signals, a total of 18, specifies various meteorological disaster warning signals.
The level of early warning signals is generally divided into four levels according to the degree of harm, urgency and development trend that meteorological disasters may cause: level IV (general), level III (heavier), level II (severe) and level I (particularly serious), which are indicated by blue, yellow, orange and red in turn and marked in Chinese and English.
Extended data
Red alert:
Rainstorm in red warning signal: within 3 hours, the rainfall will reach 100 mm or above 100 mm and the rainfall may continue.
Red Blizzard Warning Signal: The snowfall will reach 15mm or above within 6 hours, or it has reached 15mm and the snowfall continues, which may or has already caused a great impact on traffic or agriculture and animal husbandry.
Red Hail Warning Signal: It is more likely that there will be hail with lightning weather within 2 hours, which may cause a large hail disaster.
Red warning of forest fire danger: extremely dangerous, combustible materials in the forest are extremely easy to burn, and forest fires are prone to occur, and the fire spreads very fast.
Blizzard in red warning signal: There may be snowfall that has a great impact on traffic or agriculture within 2 hours, or there has been snowfall that has a great impact on traffic or agriculture and may continue.
Haze red warning signal: Visibility is less than 500m, and PM2.5 concentration is more than 500μ g/m3.
Typhoon red warning signal: It may or may have been affected by tropical cyclones within 6 hours, with the average wind force 12 or gust 14 above along the coast or land, and it may continue.
Thunderstorm and gale red warning signal: It may be affected by thunderstorm and gale within 2 hours, with the average wind force reaching above 10, or the gust 1 1 above, accompanied by strong lightning; Or have been affected by thunderstorms and strong winds, the average wind force 10- 1 1, or gust112 accompanied by strong lightning, and may continue.
China Meteorological Bureau-Measures for the Release and Dissemination of Meteorological Disaster Warning Signals