Tsim Sha Tsui Central Cheung Chau Sai Kung Victoria Peak
Current Warning
 Standby Signal, No. 1 ( 15:40 HKT - 23.07.2018 )

 Thunderstorm Warning ( 13:55 HKT - 23.07.2018 )

Winds
Radar

Satellite
Time Series for Δp

Hong Kong Air Quality
2018-07-23 22:00

StationAQHIAQI
Central / Western236
Kwun Tong358
Tai Po232
Tung Chung223
Eastern221
Sha Tin3-
Tseung Kwan O222
Tap Mun222
Yuen Long228
Tuen Mun237
Kwai Chung254
Sham Shui Po254
Tsuen Wan237
Causeway Bay3-
Central343
Mong Kok369


Special Weather Tips
Thunderstorm Warning issued at 1:55 p.m. on 23 Jul 2018 hasbeen extended until 1:30 a.m. tomorrow. A few squallythunderstorms are expected to occur over Hong Kong. Gustsreaching 70 kilometres per hour or above may continue toaffect Hong Kong.

Members of the public are advised to take the followingprecautions when thunderstorms occur:

1. Stay indoors. Seek shelter in buildings if you areengaging in outdoor activities.

2. Do not stand on high grounds. Keep away from highlyconductive objects, trees or masts.

3. Take precautions against violent gusts. Beware of flyingdebris and falling objects.

4. Drivers using highways and flyovers should reduce speedto be alert to violent gusts.

Issued by Hong Kong Observatory at 22:50 HKT 23/Jul/2018 HKT on 23.07.2018
Cloud-to-ground Lightning in Past Hour
Tropical Cyclone Tracking Map
Current Weather in Hong Kong
Temperature | Humidity | Heat Index
Max Temp | Min Temp | 10-min Wind
10-min Gust | Rainfall | Pressure | Hourly Wind
Hourly Gust | Visibility
Hourly Gust (km/h) at 22:40 on 23/07/2018
Tate's Cairn55
Green Island51
Waglan Island48
Tap Mun46
Cheung Chau*43
Sha Chau35
Chek Lap Kok*34
Tsing Yi*34
Cheung Chau Beach31
Tai Mei Tuk30
Peng Chau29
Tuen Mun28
King's Park27
Star Ferry27
Stanley27
Sai Kung*25
Kai Tak*24
Lau Fau Shan*23
Tai Po Kau22
Sha Tin*19
Ta Kwu Ling*19
Shek Kong17
Tseung Kwan O16
Wetland Park---
Weather Forecast for Hong Kong
Issued at 22:45 on 23/Jul/2018

Here is the latest weather bulletin issued by the Hong Kong Observatory.

Weather forecast for tonight and tomorrow

Mainly cloudy with squally showers and a few thunderstorms. Temperatures will range between 26 and 30 degrees. Fresh south to southeasterly winds, strong offshore and on high ground at first. Winds will moderate gradually during the day tomorrow.

Outlook : Still a few showers and isolated thunderstorms on Wednesday. Showers easing off with sunny periods towards the weekend.

Here is the information on tropical depression: location: 21.1 degrees north, 110.2 degrees east; maximum sustained wind near its centre: 55 km/h.


9-Day Weather Forecast for Hong Kong
Issued at 16:30 on 23/Jul/2018

9-Day Weather Forecast

The tropical cyclone near Leizhou Peninsula will move in the general direction of Guangxi and bring squally showers to the coast of Guangdong today and tomorrow. A broad trough of low pressure is expected to affect the northern part of the South China Sea midweek this week. With an anticyclone aloft strengthening, it will be brighter over southeastern China towards the weekend.

24/7 (Tuesday)
South to southeast force 4 to 5, force 6 offshore and on high ground at first. Mainly cloudy with squally showers and a few thunderstorms.
Temperature: 26-30C Relative Humidity: 75-95%

25/7(Wednesday)
South to southeast force 4. Mainly cloudy with a few showers and isolated thunderstorms.
Temperature: 26-30C Relative Humidity: 75-95%

26/7(Thursday)
South to southeast force 3. Mainly cloudy with sunny intervals and a few showers.
Temperature: 27-30C Relative Humidity: 75-95%

27/7(Friday)
South to southeast force 3. Sunny intervals and a few showers.
Temperature: 27-31C Relative Humidity: 75-95%

28/7(Saturday)
South to southeast force 3. Sunny periods and one or two showers.
Temperature: 27-32C Relative Humidity: 70-90%

29/7(Sunday)
South force 2 to 3. Sunny periods and one or two showers.
Temperature: 27-32C Relative Humidity: 70-90%

30/7(Monday)
South force 2 to 3. Sunny periods and one or two showers.
Temperature: 27-32C Relative Humidity: 70-90%

31/7(Tuesday)
Southwest force 3 to 4. Sunny intervals and a few showers.
Temperature: 27-31C Relative Humidity: 75-95%

1/8(Wednesday)
Southwest force 3 to 4. Sunny intervals and a few showers.
Temperature: 28-32C Relative Humidity: 75-95%


METAR/TAF for Major Airports
VHHH 231500Z 08010KT 060V120 9999 FEW016 SCT025 28/26 Q1002
TEMPO 3000 -TSRA SHRA FEW010CB SCT025
TAF VHHH 231100Z 2312/2418 13015KT 9999 FEW015 SCT030 TX32/2406Z TN27/2322Z
TEMPO 2312/2314 16020G30KT 2500 TSRA SHRA FEW015CB SCT025
TEMPO 2321/2402 16020G30KT 2500 TSRA SHRA FEW010CB SCT020
TEMPO 2402/2406 4000 SHRA FEW015CB SCT025
TEMPO 2406/2412 3000 -TSRA SHRA FEW015CB SCT025


Atmospheric Stability Indices
23/07/2018 12:00 UTC

K Index38.70 C
Total Totals Index42.40 C
Lifted Index-3.68 C
Showalter Index-0.87 C
SWEAT290.73
CAPE1472.82 J/kg
Total Precipitation72.08 mm
Stable     Unstable

Details


Hong Kong Astronomical Information
23/07/2018

Sunrise: 0551
Sunset: 1908
Moonrise: 1530
Moonset: 0205
Civil Twilight: 0527 1932

Hong Kong Climatology for Jul 23
Hong Kong Observatory
Temperature: 26.8-31.3 C
Relative Humidity: 81 %
Rainfall: 14.3 mm
Cloud Amount: 68 %
Barometer: 1006.0 hPa

King's Park
Sunshine: 7.3 hours

Waglan Island
Wind: 230/22 km/h

North Point
Sea Temp: 26.4 C