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

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 17/11/2025 (Monday):

Astro. Info				Tide
Sunrise	:	06:36		01:29	1.22 m
Sunset	:	17:39		07:56	1.81 m
Moonrise	:	03:53		13:05	1.20 m
Moonset	:	15:37		19:50	2.19 m

Nov 18, 02:10 HKT: Leonid Shower: ZHR = 15

Nov 20, 10:48 HKT: Moon Apogee: 406700 km

Nov 20, 14:47 HKT: New Moon

Nov 20, 17:20 HKT: Mercury Inferior Conj.

Nov 21, 20:33 HKT: Uranus Opposition

Nov 23, 02:12 HKT: Moon South Dec.: 28.3° S

Weather at a Glance [Details] [HKO link]

Data as of 02:00 on 17/11/2025

• In Brief
• Detailed

23.3 C	81 %	1020.0 hPa
All measurements taken at Hong Kong Observatory

HKO	Temp.:	23.3 C
	RH.:	81 %
	Apparent Temp.:	23.3 C
	Dew Point:	19.8 C
	Temp. of today:	23.4 / 23.2 C (Range 0.2 C)
	Mean SLP.:	1020.0 hPa
King's Park	Wind:	5 km/h (E)
	UV:	N/A
	Rain:	0.0 mm (past 15 min)

Upper-Level Weather Information [Details]

Data as of 20:00 HKT on 16/11/2025 - Level of instability:

Delta P Values

At 2025/11/16 23 HKT: [Explanation] [Values for the past 10 days]

Delta p(972) = 2.7
Delta p(S) = 6.5

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

Data as of 00:15 HKT 17/Nov/2025

General Situation: A cold front will move across the coast of Guangdong tonight to early tomorrow. Under the influence of the associated intense northeast monsoon and a broad band of clouds, it will be windy and appreciably cooler over the region midweek this week, it will be cold over inland areas. The broad band of clouds is expected to thin out in the latter part of this week. Meanwhile, the northeast monsoon will also moderate progressively, the weather will improve with temperatures rising gradually over southern China. However, it will still be cool in the morning. Under the persistent influence of a replenishment of the dry northeast monsoon, it will be generally fine over southern China early next week. The temperature difference between day and night will be rather large.

Date	17/11 (Mon)	18/11(Tue)	19/11(Wed)
Weather	Mainly fine. Dry during the day. Becoming cloudy at night.	Cloudy with one or two light rain patches. It will be appreciably cooler.	Cloudy and cool. Very dry during the day.
Wind	E to NE force 4, N force 5 at night, occasionally force 6 offshore and on high ground.	N force 5, force 6 offshore, up to force 7 on high ground.	N force 4 to 5, force 6 offshore at first, up to force 7 on high ground.
Temp.	22 - 27 °C	15 - 22 °C	14 - 17 °C
R.H.	55 - 85 %	55 - 80 %	35 - 65 %

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 02:00 HKT on 17 Nov 25

Original code: METAR VHHH 161800Z 09009KT 9999 FEW020 23/20 Q1019 NOSIG=

Wind	Visibility	Weather	Cloud Amount	Cloud Base	Temperature	Dew Point	Pressure (QNH)
9 knots from 090 degrees (E)	10 km or above	No significant weather	1 to 2 oktas	2000 feet	23 oC	20 oC	1019 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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