Latest Message

(2019/08/11 11:35 HKT)

The preliminary version of the review report for tropical cyclone WIPHA, which affected Hong Kong earlier, is now available on this page.

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

Earthquake Info

+M 5.0 - 31km SSW of Hualian, Taiwan

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

Tropical Cyclone Information [Details] [HKO link]

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.

Astronomical / Tidal Information [Details] [HKO link]

Info for 19/08/2019 (Monday):

Astro. Info				Tide
Sunrise	:	06:02		00:14	1.62 m
Sunset	:	18:52		04:55	1.11 m
Moonrise	:	21:20		11:15	2.11 m
Moonset	:	08:53		17:50	0.79 m

Aug 23, 22:56 HKT: Last Quarter

Weather at a Glance [Details] [HKO link]

Data as of 09:50 on 19/8/2019

• In Brief
• Detailed

29.0 C	80 %	1004.2 hPa
All measurements taken at Hong Kong Observatory

HKO	Temp.:	29.0 C
	RH.:	80 %
	Apparent Temp.:	34.7 C (EXTREME CAUTION)
	Dew Point:	25.2 C
	Temp. of today:	29.0 / 26.8 C (Range 2.2 C)
	Mean SLP.:	1004.2 hPa
King's Park	Wind:	8 km/h (W)
	UV:	2 (Low)
	Rain:	0.0 mm (past 15 min)

Upper-Level Weather Information [Details]

Data as of 08:00 HKT on 19/8/2019 - Level of instability:

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

Data as of 07:50 HKT 19/Aug/2019

General Situation: A trough of low pressure will bring heavy showers and squally thunderstorms to the south China coast in the next couple of days. With the trough weakening later this week, the weather will improve and it will be very hot over the coast of Guangdong. Besides, an area of low pressure will bring unsettled weather to the western North Pacific to the east of the Philippines today and tomorrow.

Date	19/8 (Mon)	20/8(Tue)	21/8(Wed)
Weather	Sunny intervals. A few showers and thunderstorms in the afternoon.	Cloudy with showers and squally thunderstorms.	Mainly cloudy with occasional showers. Isolated thunderstorms at first.
Wind	W force 2 to 3.	S force 3.	S force 3.
Temp.	26 - 31 °C	26 - 29 °C	27 - 31 °C
R.H.	70 - 95 %	80 - 95 %	75 - 95 %

Extended Temperature Outlook [HKO link]

Maximum temperature:

Minimum 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]

Data as of 09:30 HKT on 19 Aug 19

Original code: METAR VHHH 190130Z 28004KT 9999 FEW018 30/25 Q1004 NOSIG=

Wind	Visibility	Weather	Cloud Amount	Cloud Base	Temperature	Dew Point	Pressure (QNH)
4 knots from 280 degrees (W)	10 km or above	No significant weather	1 to 2 oktas	1800 feet	30 oC	25 oC	1004 hPa

Next Two Hours Change

No Significant Change

Meteorological Calculation

A. Conversion between units Please select unit --------- Temperature --------- C     Celsius F     Fahrenheit K     Kelvin R     Rankine --------- Length --------- km     Kilometre mi     Statute Mile NM     Nautical Mile --     Degree of Latitude m     Metre ft     Foot --------- Speed --------- km/h     Kilometre per Hour m/s     Metre per Second mph     Statute Mile per Hour kt     Knot (Nautical Mile per Hour) --------- Direction --------- Degree(s) => Direction --------- Pressure --------- hPa/mb     Hectopascal/Millibar inHg     Inch of Mercury atm     Atmosphere mmHg     Torr

B. Calculation of distance between places on Earth Place 1:     Lat :   Long : Place 2:     Lat :   Long :

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