A dense network of about 70 automatic reporting rain-gauges provides real-time information on rain distribution and intensity over Hong Kong for the operation of rainstorm, flood and landslip warnings.

• 由约70部自动报告雨量器组成的密集网络，能即时提供香港境内的雨量分布和雨势资料，以便发出暴雨、水浸和山泥倾泻警告。