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9-day Weather Forecast

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General Situation:

The trough of low pressure now over central China will develop into a cold front gradually and will reach the south China coast tomorrow. There will be squally thunderstorms over the region and the weather will become cool appreciably. Under the influence of the continental airstream, it will be mainly fine and dry over southern China during the weekend and early next week. A maritime airstream is expected to bring humid and foggy weather to the coast of Guangdong in the latter part of next week.

31 Mar
(FRI)
01 Apr
(SAT)
02 Apr
(SUN)
03 Apr
(MON)
04 Apr
(TUE)
05 Apr
(WED)
06 Apr
(THU)
07 Apr
(FRI)
08 Apr
(SAT)
Rain
A few rain patches. Coastal fog at first. Temper-atures falling as rain becoming frequent with squally thunder-storms later.
SUNNY PERIODS
A few rain patches at first. Becoming fine and dry. Cool in the morning and at night.
SUNNY
Fine and dry. Cool in the morning.
SUNNY PERIODS
Mainly fine. Dry during the day.
SUNNY PERIODS
Sunny periods.
SUNNY PERIODS
Sunny periods. Misty with one or two light rain patches at night.
Fog
Mainly cloudy. Coastal fog and one or two rain patches in the morning and at night.
Fog
Sunny intervals. Coastal fog and one or two light rain patches in the morning and at night.
Fog
Sunny intervals. Coastal fog and one or two light rain patches in the morning and at night.

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]
Light winds force 2, becoming north force 4 to 5 later.
North to northeast force 4 to 5.
East to northeast force 4 to 5.
East force 4, force 5 at first.
East force 3.
Southeast force 2 to 3.
Southeast force 2 to 3.
31 Mar
(FRI)
01 Apr
(SAT)
02 Apr
(SUN)
03 Apr
(MON)
04 Apr
(TUE)
05 Apr
(WED)
06 Apr
(THU)
07 Apr
(FRI)
08 Apr
(SAT)

Updated at: 11:47 HKT 30 Mar 2017


(Next update at: 16:30 HKT 30 Mar 2017)

Automatic Regional Weather Forecast in Hong Kong & Pearl River Delta Region
Climatological information for 31 Mar - 08 Apr

Sea surface temperature
7 a.m. on 30 Mar 2017 at North Point :
19 °C
Soil temperatures
7 a.m. on 30 Mar 2017 at the Hong Kong Observatory:
0.5m depth:22.7°C
1.0m depth:22.9°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.