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9-day Weather Forecast

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General Situation:

Thundery showers associated with a trough of low pressure will continue to affect the coast of Guangdong and the northern part of the South China Sea today. With the establishment of an anticyclone aloft over southern China, the weather over the region will improve gradually in the latter part of this week.

02 Sep
(WED)
03 Sep
(THU)
04 Sep
(FRI)
05 Sep
(SAT)
06 Sep
(SUN)
07 Sep
(MON)
08 Sep
(TUE)
09 Sep
(WED)
10 Sep
(THU)
Mainly cloudy with showers. There will be isolated squally thunderstorms in the morning.
Mainly cloudy with showers. There will be isolated squally thunder-storms in the morning.
Sunny intervals and a few showers.
Sunny intervals and a few showers.
Mainly fine apart from isolated showers in the morning.
Mainly fine apart from isolated showers in the morning.
Mainly fine and very hot.
Mainly fine and very hot.
Mainly fine and very hot.
Mainly fine and very hot.
Sunny periods and isolated showers.
Sunny periods and isolated showers.
Mainly cloudy with a few showers.
Mainly cloudy with a few showers.
Mainly cloudy with a few showers.
Mainly cloudy with a few showers.
Mainly cloudy with a few showers.
Mainly cloudy with 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.
Southeast force 3.
South to southwest force 3.
Southwest force 3.
Southwest force 2 to 3.
02 Sep
(WED)
03 Sep
(THU)
04 Sep
(FRI)
05 Sep
(SAT)
06 Sep
(SUN)
07 Sep
(MON)
08 Sep
(TUE)
09 Sep
(WED)
10 Sep
(THU)

Updated at: 00:00 HKT 2 Sep 2015


(Next update at: 11:30 HKT 2 Sep 2015)

Automatic Regional Weather Forecast in Hong Kong & Pearl River Delta Region
Climatological information for 02 Sep - 10 Sep

Sea surface temperature
2 p.m. on 1 Sep 2015 at North Point :
26 °C
Soil temperatures
7 a.m. on 1 Sep 2015 at the Hong Kong Observatory:
0.5m depth:29.7°C
1.0m depth:29.9°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.