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

 

Earthquake Info

+M 4.8 - 114 km ESE of Hirara, Japan

+M 6.0 - 195 km N of Madang, Papua New Guinea

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 11/04/2021 (Sunday):

Astro. Info				Tide
Sunrise	:	06:07		02:59	0.71 m
Sunset	:	18:41		09:38	1.79 m
Moonrise	:	05:44		14:58	0.84 m
Moonset	:	18:03		21:28	1.92 m

Apr 12, 10:31 HKT: New Moon

Apr 15, 01:47 HKT: Moon Apogee: 406100 km

Apr 16, 13:53 HKT: Moon Ascending Node

Apr 17, 20:09 HKT: Moon-Mars: 0.1° N

Weather at a Glance [Details] [HKO link]

Data as of 18:10 on 11/4/2021

• In Brief
• Detailed

23.6 C	70 %	1016.2 hPa
All measurements taken at Hong Kong Observatory

HKO	Temp.:	23.6 C
	RH.:	70 %
	Apparent Temp.:	23.6 C
	Dew Point:	17.8 C
	Temp. of today:	27.0 / 20.9 C (Range 6.1 C)
	Mean SLP.:	1016.2 hPa
King's Park	Wind:	17 km/h (E)
	UV:	0.5 (Low)
	Rain:	0.0 mm (past 15 min)

Upper-Level Weather Information [Details]

Data as of 08:00 HKT on 11/4/2021 - Level of instability:

Delta P Values

At 2021/04/11 14 HKT: [Explanation] [Values for the past 10 days]

Delta p(972) = -0.2
Delta p(S) = 4.3

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

Data as of 16:30 HKT 11/Apr/2021

General Situation: An anticyclone aloft will bring generally fine weather to the south China coast in the next couple of days. A fresh to strong easterly airstream is expected to affect the coast of Guangdong in the middle and latter parts of this week. There will be rain over the region.

Date	12/4 (Mon)	13/4(Tue)	14/4(Wed)
Weather	Mainly fine.	Mainly fine. Coastal mist in the morning.	Mainly cloudy with a few rain patches. Coastal mist in the morning.
Wind	E force 3 to 4.	E to SE force 2 to 3.	Light winds force 2, becoming E force 4 to 5.
Temp.	23 - 28 °C	23 - 29 °C	24 - 27 °C
R.H.	65 - 90 %	65 - 95 %	70 - 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 18:00 HKT on 11 Apr 21

Original code: METAR VHHH 111000Z 23005KT 140V270 CAVOK 27/17 Q1015 NOSIG=

Wind	Visibility	Weather	Cloud Base	Temperature	Dew Point	Pressure (QNH)
5 knots from 230 degrees (SW), variability: 140-270 degrees	10 km or above	No significant weather	No cloud below 5000 feet, no cumulonimbus.	27 oC	17 oC	1015 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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