Shanghai weather warning sign color

The rainstorm warning signal is divided into four levels, which are represented by blue, yellow, orange and red respectively.

(1) blue rainstorm warning signal

Standard: In the next 6 hours, one of the following situations may or has occurred and will continue:

(1) 1 hour rainfall exceeds 35mm. ..

(2) The rainfall in 6 hours exceeds 50 mm. ..

Defense guide:

1. Citizens should prepare rain gear to ensure safety.

Drivers should pay attention to the water on the road.

3. The government and relevant departments should do a good job in storm response according to the plan.

(2) Yellow rainstorm warning signal

Standard: In the next 6 hours, one of the following situations may or has occurred and will continue:

(1) 1 hour rainfall exceeds 50 mm.

(2) The rainfall in 6 hours exceeds 80mm. ..

Defense guide:

1. Citizens should go out as far as possible and check the doors and windows to prevent rainwater from leaking.

Drivers should pay attention to the water on the road.

3. Cut off dangerous outdoor power supply in low-lying areas; Suspend outdoor work in the open air; People in dangerous areas and residents of dangerous houses are moved to safe places to shelter from the rain.

4. Check the drainage system of cities, farmland and fish ponds and take necessary drainage measures.

5. The government and relevant departments should do a good job in storm response according to the plan.

(3) rainstorm orange warning signal

Standard: In the next 6 hours, one of the following situations may or has occurred and will continue:

(1) 1 hour rainfall exceeds 80mm. ..

(2) The rainfall in 6 hours exceeds 100 mm.. ..

Defense guide:

1. Citizens should go out as far as possible and check the doors and windows to prevent rainwater from leaking.

2. Drivers should pay attention to flood warning signs and try to stay away from places with accumulated water such as the bottom of slopes and bridge opening.

3. Cut off the dangerous outdoor power supply; Suspend outdoor work.

4. For units in dangerous areas, shut down or shut down in time; Take special measures to protect the safety of students and other staff who have arrived at the school.

5. Do a good job in urban and farmland drainage.

6. The government and relevant departments should do a good job in storm response according to the plan.

(4) Rainstorm red warning signal

Standard: In the next 6 hours, one of the following situations may or has occurred and will continue:

(1) 1 hour rainfall exceeds 100 mm.

(2)6 hours rainfall is greater than150 mm.

Defense guide:

1. Temporarily suspend classes according to the relevant regulations of this Municipality; Take special measures to protect the safety of students who have arrived at school.

2. In addition to government agencies, enterprises and institutions that directly guarantee the operation of the city, other employers temporarily suspend production, suspend business or go out of business as appropriate.

3. In addition to emergency rescue, stop outdoor activities, large gatherings and outdoor operations.

4. citizens should avoid going out; People should stay away from low-lying places, telephone poles and high-voltage towers to avoid rain.

5. Drivers should pay attention to flood warning signs and try to stay away from the toe of the slope and the accumulated water in bridge opening.

6. Do a good job in urban and farmland drainage.

7. The government and relevant departments should do a good job in storm response according to the plan.