[Update] The observatory canceled the yellow rainstorm warning signal at 2:55 in the morning.
The Observatory issued an amber rainstorm warning signal at 0:40 am, indicating that heavy rain with an hourly rainfall exceeding 30 mm has been recorded or expected in a wide area of Hong Kong, and the rain may continue.
Some low-lying areas and areas with poor drainage will experience flooding.
The Observatory issued another local heavy rain warning at 1:05. The rain in Sai Kung District and Wong Tai Sin District was particularly heavy. Heavy rain with an hourly rainfall of more than 70 mm has been recorded or predicted, and severe flooding may occur.