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Hong Kong weather
Latest news and updates on Hong Kong's weather, covering typhoon warnings, black rain alerts, flooding, heatwaves and the impact of extreme weather events and climate change on the city.
Hong Kong can expect rain from Wednesday, city’s forecaster has said. Photo: Eugene Lee
South China Sea

Hong Kong set for rainy weather later this week after brief heatwave

Severe Tropical Storm Podul expected to bring showers on Wednesday, forecaster says.

Hong Kong housing

Temperatures in Hong Kong’s subdivided flats soar as high as 40 degrees: survey

Hong Kong

Unsettled weather in Hong Kong next week as Tropical Storm Podul intensifies

Climate change

Opinion | Dry June, wet July: climate whiplash is on Hong Kong’s doorstep

Climate change fuelling extreme weather is no longer a future we must prepare for. It’s happening now and Hong Kong must pull out all the stops.

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A cyclist moves through a flooded pedestrian tunnel in Tseung Kwan O district on August 5. Parts of Hong Kong were brought to a standstill by flooding caused by heavy rains on August 5, after the highest-tier rainstorm warning was issued for the fourth time in eight days. Photo: AFP
Science

China’s water paradox: rainfall drenches big cities while river run-off drops

Study finds flow rates in five major northern basins fell, including a 95% decline in the Hai River basin.

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Hong Kong

Hong Kong Observatory to enhance AI models after record-breaking downpours

Forecaster pledges to invest in improving artificial intelligence models that predicted development of torrential rainband a week in advance.

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Hong Kong

Warning for Hong Kong hikers in wake of black rainstorm signals, record downpour

Authorities, outdoor bodies and rescue groups warn of soil instability on trails following recent deluge.

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One lane on Bride’s Pool Road has been reopened after a landslide earlier this week caused part of the road to collapse. Photo: Sam Tsang
Extreme weather

Editorial | Safety of Hong Kong’s workers must be a top priority during extreme weather

More publicity is needed to ensure bosses and workers are fully aware of severe weather guidelines and reach arrangements in advance.

Hong Kong environmental issues

Hong Kong Observatory expects showers early next week

Weather will also be mainly fine and very hot across southern China over next couple of days, forecaster says.

Hong Kong healthcare and hospitals

Imported chikungunya cases will rise steadily in Hong Kong, expert warns

Dr Joseph Tsang flags high-risk areas, while Lei Tung Estate residents say they are not too worried as preventive measures are ‘thorough’.

Workers conduct mosquito control measures at Lei Tung Estate. Photo: Karma Lo
Extreme weather

Opinion | Why black rain days herald more than stormy weather for Hong Kong

Recent days of heavy rainfall show the kind of weather Hong Kong must prepare for in an era of accelerating climate change.

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Illustration: Stephen Case
Hong Kong economy

Hong Kong urged to clarify ‘extreme conditions’ criteria after record rainfall

Business federation representative says existing guidelines are clear while lawmakers and union leaders call for further clarification.

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Hong Kong

Hong Kong issued 51 rainstorm signals for 2025 so far, beating whole-year record

Veteran meteorologist warns that global warming could mean more instances of extreme wet weather in Hong Kong are likely to occur in long run.

Hong Kong

Hong Kong road damaged in landslide may fully reopen next week, 100 affected

Authorities arrange minibus service connecting Fanling to Wu Kau Tang after Bride’s Pool Road closed on Tuesday.

A section of Bride’s Pool Road in Tai Po was damaged during a landslide on Tuesday amid torrential rain. Photo: Sam Tsang
Hong Kong environmental issues

Editorial | Hong Kong needs stronger plan for a future of more frequent extreme weather

The fourth black rainstorm warning in eight days brings home the reality that the city must work even harder to prepare for such events.

A woman waits to cross a flooded section of New Clear Water Bay Road in Choi Hung on August 5. The Hong Kong Observatory had issued a black rainstorm warning for the second time in six hours. Photo: Sam Tsang
Hong Kong

Record-breaking rainstorm in Hong Kong wreaks havoc with 11-hour black signal

Highest daily rainfall in August on record causes flooding, landslides and disruption to public services.

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Hong Kong healthcare and hospitals

Chikungunya fever: Hong Kong urged to step up mosquito control after rainstorm

Government data shows mosquito breeding ‘fairly extensive’ in 70 per cent of the city’s surveyed areas.

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Drainage Services Department

Explainer | Hong Kong bombarded with scores of rainstorm warnings over past few days. Why?

The Observatory issued its second-longest black signal on Tuesday, after warnings sent out at all hours in recent days.

People brave the rain amid a black rainstorm warning on Tuesday. Photo: Jonathan Wong
Hong Kong

Hong Kong deploys 3 robotic ‘water-pumping dragons’ to drain 24 floods

Multiple robots deployed across the city to drain flooded locations on day when Observatory records heaviest daily rainfall for August since 1884.

Video | Hong Kong hit with 4th black rainstorm in 8 days

More than 100 flights disrupted as landslips and flooding were reported across the city

Hong Kong

A&E services at Hong Kong’s Queen Mary Hospital resume after Pok Fu Lam flooded

Hospital Authority says earlier flood has subsided and disrupted operations at A&E department have resumed as of noon.

Officers of Hong Kong’s Fire Services Department respond to flooding at Queen Mary Hospital in Pok Fu Lam. Photo: Karma Lo
Hong Kong

Hong Kong’s second-longest black rainstorm signal on record – as it happened

Observatory cancels all rainstorm warnings after city brought to standstill, with over 100 flights delayed and public services paralysed.

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People brave the downpour during the black rainstorm warning, which is expected to last until 5.05pm. Photo: Jonathan Wong

Video | Hong Kong issues 2nd black rainstorm warning in 6 hours

The highest-level storm warning prompts authorities to suspend all morning and whole-day schools

Hong Kong

Black rainstorm warning to stay in force in Hong Kong until 5pm

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

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Hong Kong

Hong Kong records 56% more monthly rainfall in July thanks to Typhoon Wipha

In contrast, the first six months of 2025 have been ‘very dry’, forecaster says.

A carpark at Wan Tsui Estate in Chai Wan was submerged in rainwater in July. Photo: May Tse
Hong Kong

Observatory issues second black rainstorm warning in 6 hours, classes suspended

The Hong Kong weather forecaster issued the black rainstorm signal at 5.50am this morning with the previous one raised at 11.45pm on Monday evening.

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Unstable weather is expected to persist in Hong Kong on Monday and Tuesday. Photo: Jelly Tse
Hong Kong

Hong Kong Observatory issues 2 amber rainstorm signals on Sunday

Observatory urges residents to ‘stay alert’ to dangers from river flooding, despite cancellation of rainstorm warning.

Hong Kong environmental issues

Second black rainstorm warning issued in week as downpours hit Hong Kong

Southwesterly monsoon bringing heavy showers and thunderstorms to the coast of southern China, forecaster says.

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