What color is the warning of all kinds of bad weather?

4-color warning 1 1 kinds of disaster weather

According to Zhang Guocai, director of the Forecasting and Disaster Reduction Department of China Meteorological Bureau and director of the National Meteorological Center, the first batch of sudden meteorological disasters that issued early warning signals are: typhoon, rainstorm, high temperature, cold wave, fog, sandstorm, thunderstorm and gale, hail, blizzard, road icing, * * *1.

Early warning signals are generally divided into four levels (IV, III, II and I). According to the severity and urgency of the disaster, the colors are divided into blue, yellow, orange and red, which represent ordinary, heavy, serious and particularly serious respectively. According to the characteristics and early warning ability of different disasters, the early warning grades and standards of different disasters are determined.

Such as typhoon warning signals

White typhoon signal. It means that tropical cyclones may affect the local area within 48 hours.

Green typhoon signal. Its meaning is: the local area may be affected by tropical cyclones in the next 24 hours, and the average wind force can reach 6 ~ 7 (39 ~ 61km/h); Or have been affected by tropical cyclones, with an average wind force of 6-7.

Yellow typhoon signal. Its meaning is: the local area may be affected by tropical cyclones in the future 12 hours, and the average wind power can reach more than 8 (62 ~ 74 km/h); Or have been affected by tropical cyclones, with an average wind force of 8-9 (62-88 km/h).

Red typhoon signal. It means that the local area is affected by tropical cyclones, and the average wind power will reach10 (89 ~102 km/h) in the future 12 hours; Or it has been affected by tropical cyclones, and the average wind force is10 ~1(89 ~117 km/h).

Black typhoon signal. It means that tropical cyclones will land locally or nearby in the next 12 hours, and the average wind force will be above12 (118 ~133km/h); Or have been affected by tropical cyclones, and the average wind force 12 is above.

Guide to typhoon prevention

White typhoon signal: be alert to the local influence of typhoon. Pay attention to the reports of relevant media or get to know the latest situation of typhoon through meteorological information dissemination channels such as meteorological consultation telephone, so as to decide or modify relevant plans.

Green typhoon signal: prepare for the wind. Pay attention to the latest typhoon news and windproof notice reported by the media; Fasten doors and windows, hoardings, scaffolding, temporary structures and other structures that are easily blown by the wind; Move the exposed flowerpots and other items that may be blown away by the wind on the balcony indoors; Dredge the ditch.

Typhoon yellow signal: enter the windproof state. Kindergartens and nurseries are closed; Close the doors and windows; Don't stand by and watch the windward window; Remove furniture and valuables at the tuyere; Residents in dangerous areas and dangerous houses should take shelter from the wind in safe places; Stop dangerous operations at high altitude and outdoors; Cut off neon signs and dangerous outdoor power supply; The ship entered the shelter anchorage and anchored to avoid the wind. Other green typhoon signals.

Red typhoon signal: enter emergency windproof state. Suspension of classes in primary and secondary schools; Residents should not go out at will; Stay away from windward doors and windows; Ensure that children stay in the safest place with the worst wind at home; When the doors and windows are damaged by the wind, they should be installed when the wind is not threatening; Stop open-air collective activities and large-scale indoor gatherings and evacuate the masses immediately; Others are the same as yellow typhoon signals.

Black typhoon signal: enter a particularly emergency windproof state. Suspension of business (except special industries); Strengthen port facilities to prevent ships from anchoring, grounding and collision; When the typhoon center passes through the local area, the wind will be reduced to a small extent, or it will be static for a while. Remember that strong winds will turn into sudden attacks, and you should continue to stay in a safe place to avoid the wind. Others are the same as the red typhoon signal.