How many levels of typhoon warning signal are there?

Typhoon warning signal is divided into four levels.

On August 16, 2004, China Meteorological Bureau issued the Trial Measures for Issuing Early Warning Signals of Sudden Meteorological Disasters, which divided typhoon early warning signals into four grades: blue, yellow, orange and red.

Blue warning signal, the standard is that 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. Yellow warning signal, the standard is that it may or has been affected by tropical cyclones within 24 hours, the average wind force along the coast or land is above 8, or the gust is above 10 and may continue.

The orange warning signal, with the standard of 12 hours, may be or has been affected by tropical cyclones, the average coastal or land wind force is above 10, or the gust is above 12 and may continue. In red warning signal, the standard is that it may or has been affected by tropical cyclones within 6 hours, and the average coastal or land wind force 12 or gust 14 or more may continue.

What if there is typhoon weather?

1, close doors and windows, and properly arrange outdoor items that are easily affected by typhoons and strong winds. If the car is best parked in the garage, of course, it is best to buy insurance for the car in advance.

2. Residents should not go out at will to ensure that the elderly and children stay at home.

3, kindergarten children, school students should be placed in the classroom, suspend outdoor activities.

4, outdoor workers stop working, should immediately to the indoor temporary refuge.

5. Outdoor personnel should not enter isolated shacks, sentry boxes and other buildings, or avoid typhoons in tall chimneys, telephone poles or trees, and try to find a solid place to avoid, especially when encountering lightning.

Baidu Encyclopedia-Typhoon Warning Signal