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9-day Weather Forecast

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General Situation:

A trough of low pressure over the central part of the South China Sea is bringing unsettled weather to the region. With the trough of low pressure moving northwards, it will become showery over the south China coast in the latter part of this week. Under the influence of the southwest monsoon and an anticyclone aloft early next week, the weather over southern China will become generally fine and hot.

25 May
(WED)
26 May
(THU)
27 May
(FRI)
28 May
(SAT)
29 May
(SUN)
30 May
(MON)
31 May
(TUE)
01 Jun
(WED)
02 Jun
(THU)
SUNNY PERIODS
Mainly fine.
Sunny Periods with A Few Showers
Mainly cloudy with sunny periods. A few showers later.
Light Rain
Mainly cloudy with a few showers and isolated thunder-storms.
Light Rain
Mainly cloudy with a few showers.
Sunny Intervals with Showers
Sunny intervals and a few showers.
Sunny Periods with A Few Showers
Sunny periods and one or two showers.
Sunny Periods with A Few Showers
Sunny periods and one or two showers.
SUNNY PERIODS
Sunny periods and isolated showers.
SUNNY PERIODS
Sunny periods and isolated 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]
East to southeast force 2 to 3.
East to southeast force 4, occasionally force 5 offshore.
South to southeast force 4, occasionally force 5 offshore.
South force 3.
South to southwest force 3.
Southwest force 3 to 4.
Southwest force 3 to 4.
25 May
(WED)
26 May
(THU)
27 May
(FRI)
28 May
(SAT)
29 May
(SUN)
30 May
(MON)
31 May
(TUE)
01 Jun
(WED)
02 Jun
(THU)

Updated at: 06:20 HKT 25 May 2016


(Next update at: 11:30 HKT 25 May 2016)

Automatic Regional Weather Forecast in Hong Kong & Pearl River Delta Region
Climatological information for 25 May - 02 Jun

Sea surface temperature
2 p.m. on 24 May 2016 at North Point :
27 °C
Soil temperatures
7 a.m. on 24 May 2016 at the Hong Kong Observatory:
0.5m depth:27.0°C
1.0m depth:26.3°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.