Overview of the Black Rainstorm Warning in Hong Kong
A Black Rainstorm Warning was issued at 05:51 HKT on August 5, 2025, in Hong Kong. This warning means very heavy rain is falling, and it will stay in place at least until 11 a.m. The heavy rain is caused by strong thunderstorms from the southwest monsoon and upper-air disturbances. These weather conditions are affecting Hong Kong and nearby areas around the Pearl River Estuary.

Timeline of Updates and Warnings
– At 08:21 HKT, severe rainstorms hit the Central and Western District and Islands District. Rainfall in these areas is over or expected to be over 100 millimeters per hour. People are told to be careful because serious flooding and flash floods are likely.
– At 09:15 HKT, strong winds over 90 kilometers per hour were recorded at Cheung Chau around 8:35 a.m. If you are outside, you should find a safe place to stay right away.
– At 08:40 HKT, warnings were given to stay away from rivers and streams because of flash flood risks. Drivers should also watch out for flooded roads and heavy traffic.

Key Areas Affected by the Heavy Rain
– Central and Western District: This area is seeing very heavy rain, which could cause bad flooding.
– Islands District: Lots of rain here is leading to flash floods and flooding in rivers or streams.
– Pearl River Estuary region: This larger area is also affected by the strong monsoon and weather disturbances.

Impact of the Storm
– Heavy rain is causing flash floods, which means water can rise quickly in rivers and streams.
– Many roads are flooded, leading to closures and big traffic jams.
– Public buses, trains, and other transport services are delayed or stopped in some areas because of the weather.

Safety Precautions and Public Advisory
– Stay in a safe place and don’t go outside until the heavy rain stops.
– Keep checking the latest weather news from the Hong Kong Observatory. Listen to the radio or watch TV for updates on traffic and road conditions.
– Avoid places that flood easily, and don’t go near rivers or streams during the storm.

How to Stay Informed
– Check the Hong Kong Observatory website or app for real-time weather updates.
– Listen to the radio or watch TV to get the latest news on traffic and flooding.

Use of Technology and Apps
– Download mobile apps that give weather alerts and traffic updates.
– Follow the Hong Kong Observatory and government pages on social media for quick news.

Emergency Contact Information
– Call emergency services if you need to report flooding or road problems.
– Keep numbers handy for help with travel issues caused by the weather.

Economic Impact
– Businesses may have to stop or slow down because of flooding and closed roads.
– Farmers and fishermen in the affected areas might face losses due to the heavy rain.

Conclusion
The Black Rainstorm Warning in Hong Kong shows how important it is to stay updated during bad weather. Follow safety tips, check weather news, and know how to handle travel problems to stay safe.