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9-day Weather Forecast

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General Situation:

The trough of low pressure over the northern part of the South China Sea will weaken. The weather will be generally fine over the coastal areas of Guangdong in the next couple of days. Tropical Cyclone Bailu is expected to move across the western North Pacific in the next couple of days, and will affect the vicinity of Taiwan during the weekend. Under the influence of its outer subsiding air, the weather will be very hot over Guangdong.

22 Aug
(THU)
23 Aug
(FRI)
24 Aug
(SAT)
25 Aug
(SUN)
26 Aug
(MON)
27 Aug
(TUE)
28 Aug
(WED)
29 Aug
(THU)
30 Aug
(FRI)
Sunny Periods with A Few Showers
Sunny periods and one or two showers.
Sunny Periods with A Few Showers
Mainly fine. Very hot with haze during the day. Isolated showers and thunder-storms later.
Sunny Periods with A Few Showers
Mainly fine and very hot with haze. Isolated showers and thunder-storms later.
Rain
Mainly cloudy with occasional showers and a few thunder-storms.
Light Rain
Mainly cloudy with a few showers and thunder-storms.
Sunny Intervals with Showers
Sunny intervals and a few showers.
SUNNY PERIODS
Sunny periods.
SUNNY PERIODS
Sunny periods.
Sunny Intervals with Showers
Sunny intervals and a few showers.

Forecast: maximum temperature minimum temperature

50% of the days have maximum temperatures falling within this range (based on 30-year climate data)[note 1]
50% of the days have minimum temperatures falling within this range (based on 30-year climate data)[note 1]

Forecast: maximum relative humidity minimum relative humidity

50% of the days have maximum relative humidity falling within this range (based on 30-year climate data)[note 1]
50% of the days have minimum relative humidity falling within this range (based on 30-year climate data)[note 1]
Southeast force 2 to 3.
Northwest force 3 to 4, becoming southwest force 4 later, force 5 offshore.
Southwest force 4 to 5.
South force 3.
South to southwest force 3.
Southwest force 3.
Southwest force 3.
22 Aug
(THU)
23 Aug
(FRI)
24 Aug
(SAT)
25 Aug
(SUN)
26 Aug
(MON)
27 Aug
(TUE)
28 Aug
(WED)
29 Aug
(THU)
30 Aug
(FRI)

Updated at: 00:00 HKT 22 Aug 2019


(Next update at: 11:30 HKT 22 Aug 2019)

Automatic Regional Weather Forecast in Hong Kong & Pearl River Delta Region
Climatological information for 22 Aug - 30 Aug

Sea surface temperature
2 p.m. on 21 Aug 2019 at North Point :
27 °C
Soil temperatures
7 a.m. on 21 Aug 2019 at the Hong Kong Observatory:
0.5m depth:30.2°C
1.0m depth:30.1°C

Note:
  1. This middle 50% range (between 25th and 75th percentiles) is calculated based on the maximum/minimum temperature and relative humidity data within a 5-day period centred on that day in the 30 years from 1981 to 2010.
  2. "9-day Weather Forecast" provides general indications of the trends in weather for the coming 9 days. For detailed description of today's weather forecast, please refer to "Local Weather Forecast".
  3. The accuracy of forecast generally decreases with forecast period. The average accuracy of weather forecast for the next one to three days, four to seven days, and eight to nine days are about 90%, 85% and 80% respectively.
  4. The accuracy of forecast also varies for different weather systems in different seasons. Generally speaking, weather in spring and summer such as fog, tropical cyclone and severe convective weather is more changeable, resulting in higher uncertainty of forecast.