Warning(s) in Force [Details]

   

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Earthquake Info

+M 4.7, southwestern Ryukyu Islands, Japan

Weather Details around Hong Kong [Details]

Tropical Cyclone Information [Details]

Astronomical / Tidal Information [Details]

Info for 11/03/2010 (Thursday):

Astro. Info				Tide
Sunrise	:	06:36		01:47	0.7 m
Sunset	:	18:31		09:11	1.4 m
Moonrise	:	03:33		11:36	1.3 m
Moonset	:	14:45		18:13	2.0 m

Mar 12, 10 TDT: Moon at Apogee: 406011 km

Mar 14, 13 TDT: Mercury at Superior Conjunction

Mar 15, 21:03 TDT: NEW MOON

Mar 17, 15 TDT: Uranus-Sun Conjunction

Weather at a Glance [Details]

Data as of 05:50 on 11/3/2010

• In Brief
• Detailed

12.6 C	66 %	1025.1 hPa
All measurements taken at Hong Kong Observatory

HKO	Temp.:	12.6 C
	RH.:	66 %
	Apparent Temp.:	12.6 C
	Dew Point:	6.4 C
	Temp. of today:	13.2 / 12.1 C (Range 1.1 C)
	Mean SLP.:	1025.1 hPa
King's Park	Wind:	1 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 10/3/2010 - Level of instability:

Delta P Values

At 2010/03/10 20 HKT: [Explanation] [Values for the past 10 days]

Delta p(972) = 2.7
Delta p(S) = 1.8

3-day Weather Forecast [Click for 7-day]

Data as of 23:15 HKT 10/Mar/2010

General Situation: The northeast monsoon now affecting the south China coastal areas will be replaced by a maritime airstream in the next couple of days, bringing warm and humid weather to the region.

Date	11/3 (Thu)	12/3(Fri)	13/3(Sat)
Weather	Fine and very dry. Cold in the morning. Hazy over parts of the territory during the day.	Mainly cloudy with mist and a few rain patches.	Sunny intervals with mist and a few rain patches.
Wind	E to NE force 3.	E force 3 to 4.	E to SE force 3 to 4.
Temp.	12 - 19 °C	16 - 20 °C	19 - 23 °C
R.H.	35 - 70 %	70 - 95 %	80 - 95 %

Weather Conditions in South China Sea [Details]

Air Pollution Index

Data as of 05:45 on 11/3/2010

Forecast:	General Station:	50	to	70
	Roadside Station:	65	to	110

General Station			Roadside Station
Central/Western	57	RSP	Central	118	NO2
Yuen Long	57	RSP	Causeway Bay	108	NO2
Tsuen Wan	56	RSP	Mong Kok	76	NO2
Kwai Chung	55	RSP
Kwun Tong	55	NO2
Tai Po	55	RSP	Key:
Tung Chung	55	RSP	Low [0-25]
Sha Tin	54	RSP	Medium [26-50]
Sham Shui Po	53	RSP	High [51-100]
Eastern	52	RSP	Very High [101-200]
Tap Mun	50	RSP	Severe [201-500]

Real-time Weather Photos [Details]

The following photo shows the real-time view of Victoria Harbour, as viewed from Causeway Bay. Courtesy of Hong Kong Tourism Board.

Satellite / Radar Images [Details]

Radar: 256 km range	Radar: 64 km range	Satellite: IR imagery (05:01)*

* The Satellite imagery above is taken by MTSAT-1R operated by the Japan Meteorological Agency (JMA).

Aviation Weather Observation Report

Data as of 06:00 HKT on 11 Mar 10

Original code: METAR VHHH 102200Z 12004KT CAVOK 12/04 Q1025 NOSIG=

Wind	Visibility	Weather	Cloud Base	Temperature	Dew Point	Pressure (QNH)
4 knots from 120 degrees (ESE)	10 km or above	No significant weather	No cloud below 5000 feet, no cumulonimbus.	12 oC	4 oC	1025 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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