Why does the gale warning signal go from low to high?

It may be affected by strong winds within 24 hours, with an average wind force of 6 or above or a gust of 7 or above; Or it has been affected by strong winds, with an average wind force of 6-7, or a gust of 7-8 and may continue.

2. Yellow warning

/kloc-It may be affected by strong winds within 0/2 hours, with an average wind force of above 8 or a gust of above 9; Or it has been affected by strong winds, with an average wind force of 8-9, or a gust of 9- 10 and may continue.

3, orange warning

It may be affected by strong winds within 6 hours, and the average wind force can reach 10 or above, or the gust 1 1 above; Or have been affected by strong winds, the average wind force 10- 1 1, or the gust112 may continue.

4. Red warning

Like the orange warning, the average wind power can reach more than 12, or the gust 13; The average wind force 12 or gust 13 is above and may continue.

Extended data

In windy weather, when walking near the construction site, try to stay away from the construction site and pass quickly. Don't stay in tall buildings, billboards or trees. Reinforce doors and windows, enclosures, scaffolding and other structures that are easily blown by the wind in time, and properly arrange outdoor items that are easily damaged by strong winds.

Motor vehicle and non-motor vehicle drivers should slow down. Immediately stop outdoor operations such as high altitude and water; Immediately stop the open-air collective activities and evacuate the crowd. Don't park your vehicle in tall buildings or under big trees, so as to avoid damage to the car body caused by glass and branches.

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