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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]

Astronomical / Tidal Information [Details] [HKO link]

Info for 21/07/2017 (Friday):
Astro. Info
Tide
Sunrise:05:5107:112.3 m
Sunset:19:0914:040.4 m
Moonrise:03:2420:581.4 m
Moonset:17:00

Weather at a Glance [Details] [HKO link]

Weather at a Glance Data as of 04:10 on 21/7/2017

27.9 C 88 % 1008.2 hPa
All measurements taken at Hong Kong Observatory
HKO Temp.:27.9 C
RH.: 88 %
Apparent Temp.:33.1 C (EXTREME CAUTION)
Dew Point:25.7 C
Temp. of today:28.1 / 27.9 C (Range 0.2 C)
Mean SLP.:1008.2 hPa
King's Park Wind:9 km/h (SE)
UV:N/A
Rain:0.0 mm (past 15 min)

Upper-Level Weather Information [Details]

Data as of 20:00 HKT on 20/7/2017 - Level of instability:

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

3-day Weather Forecast Data as of 00:00 HKT 21/Jul/2017

General Situation: The subtropical ridge will bring generally fine weather to southeastern China today. It is expected that an area of low pressure will develop over the northern part of the South China Sea today and tomorrow, and bring unsettled weather to the south China coastal areas during the weekend. With the subtropical ridge strengthening again, the weather over southern China will improve gradually early next week.

Date
21/7 (Fri)
22/7(Sat)
23/7(Sun)
Weather

Sunny periods and a few showers.

Mainly cloudy with occasional showers and a few thunderstorms.

Mainly cloudy with occasional showers. Sunny intervals in the afternoon.
Wind E to SE force 3 to 4, occasionally force 5 offshore later. E to SE force 4 to 5, occasionally force 6 offshore. E to SE force 4, occasionally force 5 offshore.
Temp.
27 - 32 °C
26 - 29 °C
26 - 30 °C
R.H.
70 - 95 %
80 - 95 %
80 - 95 %

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


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

The following photo shows the real-time view of Victoria Harbour (active from 5am to 9pm), as viewed from Central towards the east.

Real-time photo at Central

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 04:00 HKT on 21 Jul 17

Original code: METAR VHHH 202000Z 03004KT 9999 FEW022 SCT040 28/25 Q1008 NOSIG=

Wind Visibility Weather Cloud Amount Cloud Base Temperature Dew Point Pressure (QNH)
4 knots from 030 degrees (NNE)
10 km or above
No significant weather
1 to 2 oktas
3 to 4 oktas
2200 feet
4000 feet
28 oC
25 oC
1008 hPa

Next Two Hours Change
No Significant Change

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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, Jul 01 2017




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