How about the yellow rainstorm warning in Hong Kong?

Yellow rainstorm warning signal

It means that there has been or is expected to be heavy rain with an hourly rainfall of more than 30 mm in a large area of Hong Kong.

Matters needing attention

1 citizens should take preventive measures to reduce the dangers brought by heavy rain, such as floods.

Parents, students, school authorities and school bus drivers should pay attention to radio or TV broadcasts to get the latest weather, roads and traffic conditions.

Those who take the public exam should take the exam as usual, but pay attention to the radio or TV broadcast to prevent the weather from suddenly getting worse.

Farmers and fish pond leaders, especially those whose farmland or fish ponds are located in low-lying areas or often flooded areas, should take preventive measures, including checking and cleaning the drainage system of farmland or fish ponds and its vicinity, so as to ensure that all ditches are unblocked and minimize losses. If possible, the person in charge of the fish pond should lower the water level of the fish pond that may be flooded.