What level is the red rainstorm warning? How is the blue rainstorm warning signal distinguished?

Lead: Although China has been improving its meteorological observation system and ability, the harm of heavy rain is also increasing. Some friends have heard of the rainstorm red warning, but they don't know what level it is. How to distinguish the blue rainstorm warning signal? Let's have a look.

What level is the red rainstorm warning?

Rainstorm red warning signal is the fourth and most serious rainstorm warning signal. The standard of rainstorm red warning is that the rainfall will reach 100 mm or above within 3 hours, or it has reached 100 mm and the rainfall may continue. Rainstorm red warning signal is an early warning signal made by meteorological departments through meteorological monitoring before the rainstorm, reminding people to avoid the rainstorm and industrial and commercial enterprises to minimize the losses caused by the rainstorm.

Defense guide:

1, the government and relevant departments shall, in accordance with their duties, do a good job in emergency rescue against rainstorm;

2. Stop assembly, suspend classes and suspend business (except for special industries);

3, do a good job in mountain torrents, landslides, mudslides and other disasters prevention and rescue work.

heavy rains blue warning signal

The blue rainstorm warning signal is an early warning signal made by the meteorological department through meteorological monitoring before the rainstorm, reminding people to avoid the rainstorm and industrial and commercial enterprises to minimize the losses caused by the rainstorm. The blue rainstorm warning signal is the first level in the rainstorm warning signal.

/kloc-within 0/2 hours, the rainfall will be more than 50 mm, or it has reached more than 50 mm, which may or has affected and the rainfall may continue.

Defense guide:

1, the government and relevant departments should prepare for the rainstorm according to their duties;

2. Schools and kindergartens should take corresponding measures to ensure the safety of students and children;

3. Drivers should pay attention to road water and traffic jams to ensure safety;

4, check the city, farmland, fish pond drainage system, drainage preparation.

Yellow rainstorm warning signal

Yellow rainstorm warning signal is an early warning signal made by the meteorological department through meteorological monitoring before the rainstorm. Yellow rainstorm warning signal is the second level of rainstorm warning signal, reminding people to avoid rainstorm and industrial and commercial enterprises to minimize the losses caused by rainstorm.

If it is rated as yellow rainstorm warning signal, the rainfall will reach more than 50 mm within 6 hours, or it has reached more than 50 mm and the rainfall may continue.

Defense guide:

1. Parents, students and schools should pay special attention to weather changes and take preventive measures;

2. Cover the articles that are aired in the open air, and the relevant units should do a good job in drainage and flood control in low-lying and waterlogged areas;

3. Drivers should pay attention to road water and traffic jams to ensure safety;

4. Check the drainage system of farmland and fish ponds to reduce the water level of easily flooded fish ponds.

torrential rain

The orange rainstorm warning signal is an early warning signal made by the meteorological department before the rainstorm, reminding people to avoid the rainstorm, and industrial and commercial enterprises should try their best to reduce the losses caused by the rainstorm. The orange rainstorm warning signal is the third level of rainstorm warning signal, and Guangdong Province is the second level.

The rainfall will reach more than 50 mm within 3 hours, or it has reached more than 50 mm and the rainfall may continue.

Defense guide:

1, the government and relevant departments should do a good job in emergency prevention of rainstorm according to their duties;

2. Cut off dangerous outdoor power supply and suspend outdoor work;

3. Units in dangerous areas should suspend classes or business, and take special measures to protect the safety of students, children and other staff who have arrived at school;

4, do a good job in urban and farmland drainage, pay attention to prevent possible disasters such as flash floods, landslides and mudslides.

Red signal of rainstorm in various regions

Red warning signal released by various districts in Wuhan on June 27th, 2002109 showed that precipitation above 100mm occurred in some areas of Wuhan, accompanied by lightning, with gusts of 7-9. According to the weather forecast in Wuhan, there will still be a week of heavy rainfall in the urban area.

2021June 28th 14 hours, according to the statistics of the Meteorological Bureau, 28 cities and districts issued a red rainstorm warning.

At 06: 55 on July 2 1, Shenzhen Meteorological Observatory issued a red rainstorm warning in Pingshan District, Dapeng New District and the eastern sea area. At 8: 20, Longgang District (Longgang, Pingdi and Baolong Street) issued a red rainstorm warning.

At 09: 08 on July 20, 20021year, Zhengzhou Meteorological Observatory continued to issue the rainstorm red warning signal: It is estimated that the precipitation in Zhengzhou urban area and six counties (cities) under its jurisdiction will reach 100 mm or more in the next three hours, so please take precautions.

On 202 1 July 21day 19: 35, Xinxiang Meteorological Observatory issued a rainstorm red warning signal: It is predicted that in the next three hours, the city's heavy precipitation will continue, and the accumulated precipitation will reach more than 100 mm. Heavy precipitation may cause urban waterlogging and geological disasters in mountainous areas, so please take precautions.

On 2002122 August 13: 30, Zhengzhou Meteorological Observatory issued a rainstorm red warning signal: It is estimated that the precipitation in Zhengzhou city, airport area, Xinzheng and Xingyang will reach more than 100 mm in the next three hours, accompanied by strong convective weather such as thunderstorms and short-term strong winds. Please take preventive measures.