Current Warning in force

Thunderstorm warning was issued at 23:50 HKT on 11 Jul 2025

Thunderstorm Warning


Thunderstorm Warning issued at 11:50 p.m. on 11 Jul 2025 has been extended until 2:00 p.m. today. A few squally thunderstorms are expected to occur over Hong Kong.


Details

Current Weather

Bulletin updated at 12:02 HKT on 12 Jul 2025

At noon at the Hong Kong Observatory:
Air Temperature: 31 degrees Celsius
Relative Humidity: 79%

During the past hour the mean UV Index recorded at King's Park: 7
Intensity of UV radiation: high

Sea surface temperature at 7 a.m. 12/7/2025 at North point was 25 degrees C.



Local Weather Forecast

Rain

Bulletin updated at 11:45 HKT on 12 Jul 2025

Here is the latest weather bulletin issued by the Hong Kong Observatory.

An active southwest monsoon is bringing showers and thunderstorms to the coast of southern China and the northern part of the South China Sea. Locally, more than 10 millimetres of rainfall were recorded over many places in the New Territories in the past couple of hours.

Weather forecast for this afternoon and tonight

Mainly cloudy with a few showers. Showers will be heavier in some areas with a few squally thunderstorms at first. Sunny intervals in the afternoon. Moderate southwesterly winds.


Outlook : Sunny periods in the next few days. There will also be one or two showers. It will be very hot during the day.



9-day Weather Forecast

Bulletin issued at 11:30 HKT on 12 Jul 2025

General Situation:

With an anticyclone aloft strengthening gradually, the weather will improve over the coast of Guangdong, and it will be very hot during the day in the next few days. Meanwhile, under the influence of a southwesterly airstream, there will still be a few showers over the region. The anticyclone aloft is expected to weaken in the latter part of next week. A broad area of low pressure will develop gradually over the seas east of the Philippines and bring unsettled weather to the region.

Date/
Month		 13/07
(SUN)		14/07
(MON)		15/07
(TUE)		16/07
(WED)		17/07
(THU)		18/07
(FRI)		19/07
(SAT)		20/07
(SUN)		21/07
(MON)
Weather
Sunny periods and a few showers.
Sunny periods and one or two showers. Very hot during the day.
Sunny periods and one or two showers. Very hot during the day.
Sunny periods and isolated showers. Very hot during the day.
Sunny periods and one or two showers. Very hot during the day.
Mainly cloudy with a few showers and isolated thunderstorms. Very hot with sunny intervals during the day.
Mainly cloudy with a few showers. Sunny intervals during the day. Isolated thunderstorms later.
Mainly cloudy with a few showers and thunderstorms.
Cloudy with a few showers and thunderstorms.
Sunny periods and a few showers. Sunny periods and one or two showers. Very hot during the day. Sunny periods and one or two showers. Very hot during the day. Sunny periods and isolated showers. Very hot during the day. Sunny periods and one or two showers. Very hot during the day. Mainly cloudy with a few showers and isolated thunderstorms. Very hot with sunny intervals during the day. Mainly cloudy with a few showers. Sunny intervals during the day. Isolated thunderstorms later. Mainly cloudy with a few showers and thunderstorms. Cloudy with a few showers and thunderstorms.
Wind Southwest force 3. Southwest force 3. Southwest force 3 to 4. Southwest force 3 to 4. Southwest force 3. Light winds force 2. North to northeast force 2 to 3. North to northeast force 4. East to northeast force 4, force 5 offshore.
Temp(oC) 27 - 32 28 - 33 28 - 33 28 - 33 28 - 33 28 - 33 27 - 32 27 - 31 26 - 30
R.H.
Range (%)		 65 - 90 65 - 90 65 - 90 65 - 90 65 - 90 70 - 95 70 - 95 75 - 95 75 - 95

Note: "9-day Weather Forecast" provides general indications of the trends in weather for the coming week.


South China Coastal Waters 

Bulletin updated at 09:45 HKT on 12 Jul 2025

By the Hong Kong Observatory at 09:45 HKT on 12 Jul 2025

Weather situation:

The southwest monsoon is affecting the south China coastal
waters.

Area forecasts for next 24 hours

Hong Kong Adjacent Waters:
South to southwest force 4, occasionally force 5.
Scattered showers and squally thunderstorms.
Moderate seas.

Nan'ao:
South to southwest force 4 to 5.
Scattered showers and squally thunderstorms.
Moderate seas.

Shanwei:
South to southwest force 4 to 5.
Scattered showers and squally thunderstorms.
Moderate seas.

South of Hong Kong:
South to southwest force 4 to 5.
Scattered showers and squally thunderstorms.
Moderate seas.

Shangchuan Dao:
South to southwest force 4 to 5.
Scattered showers and squally thunderstorms.
Moderate seas.

Outlook for the next 48 hours
Southwesterly winds of force 4, occasionally force 5.
Isolated showers and squally thunderstorms.

Latest reports from South China Coastal weather stations
--------------------------------------------------------

Waglan Island       Wind south force 3
                    Visibility 26 kilometres

Shantou             Wind south-southeast force 2
                    Visibility 17 kilometres

Huangmaozhou        Wind south force 4


Macau               Wind south force 2
                    Visibility 9 kilometres in rain

Xisha               Wind south force 2
                    Visibility 11 kilometres

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