Hong Kong Observatory has issued the amber rainstorm warning signal at 7.15pm, indicating rainfall exceeding 30 millimeters per hour.
The Observatory also reminded the public that there will be flooding in some low-lying and poorly drained areas. “People who are likely to be affected should take necessary precautions to reduce their exposure to risk posed by the heavy rain and flooding,” the Observatory added.
It also said that heavy rain may bring about flash floods and people should stay away from watercourses.
The thunderstorm warning was also issued at 7.05pm, and has been extended until 10pm.
“A few squally thunderstorms are expected to occur over Hong Kong. Members of the public are advised to stay indoors and avoid standing on high grounds when thunderstorms occur,” the Observatory said.
It also reminded the public to stay indoor and don’t stand on high ground. People should also keep away from highly conductive objects, trees or masts.
It added that people should listen to radio or watch television for traffic conditions and further announcements on the rainstorm.