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(2019/11/28 10:50 HKT)

The HKO webpage was revamped today. Some of our links to pages on that site and features that rely on those pages may cease functioning. We are updating these pages and features gradually. Sorry for the inconvenience caused.

Warning(s) in Force [Details] [Def]


Weather Details around Hong Kong [Details] [HKO link]

Regional Weather of Hong Kong

Tropical Cyclone Information [Details] [HKO link]

Tropical Cyclone Track

Real-time Weather Photos [Details] [HKO link]

The following photo shows the real-time view of Victoria Harbour, as viewed from Central towards the east.

Real-time photo at Central

Astronomical / Tidal Information [Details] [HKO link]

Info for 08/12/2019 (Sunday):
Astro. Info
Sunrise:06:5001:061.31 m
Sunset:17:3906:321.64 m
Moonrise:15:0312:121.14 m
Moonset:03:0019:372.07 m

Planetary phenomena in the coming week:
Dec 12, 13:12 HKT: Full Moon
Dec 13, 22:15 HKT: Moon Ascending Node
Dec 14, 04:57 HKT: Moon North Dec.: 23.2° N
Dec 15, 02:25 HKT: Geminid Shower: ZHR = 120
(Source: NASA)

Weather at a Glance [Details] [HKO link]

Weather at a Glance Data as of 16:30 on 8/12/2019

17.7 C 47 % 1022.7 hPa
All measurements taken at Hong Kong Observatory
HKO Temp.:17.7 C
RH.: 47 %
Apparent Temp.:17.7 C
Dew Point:6.2 C
Temp. of today:19.5 / 13.0 C (Range 6.5 C)
Mean SLP.:1022.7 hPa
King's Park Wind:6 km/h (E)
UV:1 (Low)
Rain:0.0 mm (past 15 min)

Upper-Level Weather Information [Details]

Data as of 08:00 HKT on 8/12/2019 - Level of instability:

Delta P Values

At 2019/12/08 14 HKT: [Explanation] [Values for the past 10 days]

Delta p(972) = 3.5
Delta p(S) = 5.3

3-day Weather Forecast [Click for 9-day] [HKO link]

3-day Weather Forecast Data as of 16:30 HKT 08/Dec/2019

General Situation: The northeast monsoon will moderate gradually. Temperatures over southern China will rise progressively in the next couple of days. Meanwhile, the weather remains fine and dry over the region. The temperature difference will still be relatively large between day and night. A fresh easterly airstream is expected to affect the coast of Guangdong in the latter part of this week and it will become cloudy over the region.

9/12 (Mon)

Fine and dry. Rather cool in the morning.

Mainly fine and dry.

Fine and dry.
Wind NE force 3 to 4, occasionally force 5 offshore at first. NE force 3 to 4. N to NE force 3.
14 - 20 °C
16 - 21 °C
16 - 22 °C
40 - 70 %
45 - 70 %
40 - 70 %

Extended Temperature Outlook [HKO link]

Maximum temperature:

Maximum temperature

Minimum temperature:

Maximum temperature

Weather Conditions in South China Sea [Details] [HKO link]

Satellite / Radar Images [Details]

Radar: 256 km range

Radar: 128 km range

Radar: 64 km range

Satellite: IR imagery*

* The Satellite imagery above is taken by Himawari-8 operated by the Japan Meteorological Agency (JMA).

Aviation Weather Observation Report [HKO link]

HK International Airport METAR report Data as of 16:30 HKT on 08 Dec 19

Original code: METAR VHHH 080830Z 28006KT 250V310 CAVOK 20/02 Q1022 NOSIG=

Wind Visibility WeatherCloud BaseTemperature Dew Point Pressure (QNH)
6 knots from 280 degrees (W), variability: 250-310 degrees
10 km or above
No significant weather
No cloud below 5000 feet,
no cumulonimbus.
20 oC
2 oC
1022 hPa

Next Two Hours Change
No Significant Change

Meteorological Calculation

A. Conversion between units


B. Calculation of distance between places on Earth

Place 1:     Lat :   Long :
Place 2:     Lat :   Long :

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All weather information of Hong Kong contained in this site is given by the Hong Kong Observatory. Permission has been granted by the Observatory for the reproduction of weather information in this site.

Last Modified: Sat, Nov 30 2019