How many levels is the typhoon warning? What colors do typhoon warning signs have?

According to the local arrival time and wind power, typhoon warning is divided into five warning signal levels: white, green, yellow, red and black. The green warning signal of typhoon indicates that tropical cyclones may or have affected the local area within 24 hours, and the average wind force can reach 6-7.

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

The average wind force is 8~9.

Color typhoon warning is divided into four levels.

Color: orange

Meaning: It may be affected by a strong tropical storm within 12 hours, and the average wind force may be above 10, or the gust 1 1 above: red.

Meaning: It may be or has been affected by typhoon within 6 hours, and the average wind power can reach more than 12, or it has reached more than 12 and may continue; Or have been affected by strong tropical storms, the average wind force 10~ 1 1, or gust1/kloc-0 ~/2, and may continue.

Color: it may be affected by tropical storms within 24 hours, and the average wind power can reach more than 8; Or have been affected by tropical storms, the average wind force is 6~7, or the gust is above 9: blue.

Meaning: It may be affected by tropical depression within 24 hours, with an average wind force of above 6 or a gust of above 7; Either it has been affected by the tropical depression, or the gust is 7-8 and may continue.

Color: yellow

Italy, or gust 9~ 10 and may continue.

typhoon

The tropical cyclone with the maximum wind force of 12 near the center is called typhoon, which is a disastrous weather system with great destruction.

Orange typhoon

12 hour may or has been affected by tropical cyclones. Prepare for the wind, and notify the outdoor and high altitude in time.

1. All functional departments should prepare for relevant defense.

1, evacuate immediately;

4. Stop outdoor operations such as high altitude and water, and take shelter from the wind;

3, except for special industries such as power supply and gas supply), kindergartens and middle schools;

2. Properly arrange outdoor items susceptible to strong winds.

Yellow typhoon

Members of the public should stay indoors or go to a safe place to avoid the white typhoon if they may or have been affected by tropical cyclones with an average wind force of more than 8 within 24 hours.

Primary schools may be closed due to tropical cyclones within 48 hours, and schools and kindergartens should assign special personnel to protect students who arrive at school and children who enter the park.

1. Enter an emergency windproof state, provide medical aid, ensure public transportation and water supply necessary for residents' basic life, and prevent ships from anchoring, grounding and collision.

Red typhoon

May or has been affected by tropical cyclones within 6 hours.

Pay attention to the latest situation of tropical cyclones and be alert to the impact of tropical cyclones on the local area.

Blue typhoon

It may or has been affected by tropical cyclones within 24 hours, and the average wind force is above 6.