Forecaster issues highest-level storm warning at 5.50am, prompting authorities to suspend all morning and whole-day schools

The Hong Kong Observatory raised the highest-level rainstorm warning at 5.50am and said it would keep it in force until at least 5pm. The previous warning was issued at 11.45pm on Monday.

Flash floods swept through urban areas such as Mid-Levels, Central, Pok Fu Lam, Quarry Bay, Tseung Kwan O, Sai Kung, Tsuen Wan and Tai Po, with muddy water inundating Queen Mary Hospital, car parks and highways.

A landslip warning was also issued, with the forecaster calling on members of the public to stay away from steep slopes and hilly areas. Violent gusts exceeding 90km/h (56mph) were recorded in Cheung Chau at around 8.35am.

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