Signal

Meaning

Preventive Measures

In 12 hours the visibility will be less than 500m. The visibility is less than 500m and more than 200m and the fog will last.

1. Relevant departments and sectors should make preparations;

2. Airport, highway and ferry terminal should strengthen traffic guidance;

3. Drivers should pay attention to the fog change;

4. Outdoor activities should pay attention to safety.

In 6 hours the visibility will be less than 200m. The visibility is less than 200m and more than 50m and the fog will last.

1. Relevant departments and sectors should make preparations;

2. Airport, highway and ferry terminal should strengthen dispatching;

3. Drivers should control the speed;

4. Reduce outdoor activities.

In 2 hours the visibility will be less than 50m. the visibility is less than 50m and the fog will last.

1. Relevant departments and sectors should fulfill the responsibilities and take emergency response;

2. Relevant sectors should adhere to the traffic safety management;

3. Drivers should take fog preventive measures;

4. Outdoor activities should be avoided.