Current Weather

Local Weather Forecast | Regional Temperature Forecast in HK
9-day Weather Forecast | UV Index Forecast
Weather Information for South China Coastal Waters

Bulletin issued at 13:02 HKT 24/Apr/2018

At 1 p.m. at the Hong Kong Observatory the air temperature was 25 degrees Celsius and the relative humidity 90 per cent.
During the past hour the mean UV Index recorded at King's Park was 3. The intensity of UV radiation was moderate.

The air temperatures at other places were:

King's Park 25 degrees;
Wong Chuk Hang 24 degrees;
Ta Kwu Ling 27 degrees;
Lau Fau Shan 25 degrees;
Tai Po 25 degrees;
Sha Tin 27 degrees;
Tuen Mun 24 degrees;
Tseung Kwan O 25 degrees;
Sai Kung 26 degrees;
Cheung Chau 23 degrees;
Chek Lap Kok 26 degrees;
Tsing Yi 25 degrees;
Shek Kong 26 degrees;
Tsuen Wan Ho Koon 24 degrees;
Tsuen Wan Shing Mun Valley 26 degrees;
Hong Kong Park 24 degrees;
Shau Kei Wan 24 degrees;
Kowloon City 25 degrees;
Happy Valley 25 degrees;
Wong Tai Sin 25 degrees;
Stanley 23 degrees;
Kwun Tong 26 degrees;
Sham Shui Po 25 degrees;
Kai Tak Runway Park 25 degrees;
Yuen Long Park 26 degrees;
Tai Mei Tuk 26 degrees.

Between 11:45 a.m. and 12:45 p.m., lightning was detected within Lantau, New Territories East, Hong Kong and Kowloon. The rainfall recorded in various regions were:

Islands District 0 to 28 mm;
Southern District 2 to 7 mm;
Central & Western District 2 to 4 mm;
Eastern District 1 to 2 mm;
Wan Chai 2 mm;
Sai Kung 0 to 1 mm;
Yau Tsim Mong 0 to 1 mm.

Note:

The data above is provisional. Only limited data validation has been carried out.

Climatological Information for 24 Apr

Local Weather Forecast

Current Weather | Regional Temperature Forecast in HK |  9-day Weather Forecast
UV Index Forecast |  Weather Information for South China Coastal Waters

Bulletin updated at 13:00 HKT 24/Apr/2018

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

The trough of low pressure over the coast of Guangdong is moving southwards and weakening. The rain band that affected Hong Kong this morning has moved to the seas south of Hong Kong.

Weather forecast for this afternoon and tonight

Cloudy with a few showers. Light to moderate northerly winds.

Outlook : Mainly cloudy in the next couple of days. The weather will improve gradually over the weekend and early next week.

(The above forecast period is valid up to 23:59 HKT today, 24/04/2018; Regular update at : around 45 minutes past each hour, 16:15 HKT and 23:15 HKT)

Marine Forecast

South China Coastal Waters

Weather Forecast for Local Aviation

I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     CUNIM/TS AND ASSOCIATED HAZARDS.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     A TROUGH OF LOW PRESSURE IS BRINGING SHOWERS AND
     THUNDERSTORMS TO THE COAST OF GUANGDONG.  THE
     TROUGH OF LOW PRESSURE IS EXPECTED TO MOVE
     SOUTHWARDS TO THE NORTHERN PART OF THE SOUTH
     CHINA SEA AND WEAKEN.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1300 TO 2300 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  360/5-10
                  TEMPO VRB/20G30 IN TS
       OFFSHORE:  360/15                               25-23
   B.   2000 FT:  020/15                               20
   C.   5000 FT:  240/10 BEC 360/10                    17
   D.  10000 FT:  270/15                               9
   E.  18000 FT:  310/20                               MS5
   F.  24000 FT:  310/35                               MS13
   G.  30000 FT:  290/35                               MS28
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL.
   I. WEATHER       : 
      CLOUDY WITH SHOWERS.  SHOWERS WILL BE HEAVIER
      WITH THUNDERSTORMS AT FIRST.  SHOWERS WILL EASE
      OFF GRADUALLY IN THE AFTERNOON.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 1000 FT  SCT 3000 FT  BKN 10000 FT.  TEMPO
      FEW CB 800 FT  SCT 1500 FT  BKN 4000 FT.
   K. VISIBILITY    : 7 KM.  TEMPO 3000 M IN SHOWERS.
                      TEMPO 1500 M IN TS.
   L. 0 DEG. C LEVEL: 15500 FT      10 DEG. C LEVEL(S) : 9600 FT
   M. TURBULENCE    : MOD TO SEV NEAR CUNIM/TS.
                      MOD OFFSHORE AND NEAR HILLS.
   N. SEA STATE     : 1.5-2.0 M     SEA TEMPERATURE    : 24 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE NORTHEASTERLY WINDS.  MAINLY CLOUDY.=

===================================================================
Note: The forecast could be updated before the next issue time 
whenever there is newly expected occurrence or non-occurrence 
of significant weather as described below which may be hazardous 
to aircraft within 100-km radius of Hong Kong:

(a) Change of the tropical cyclone category
(b) Strong, Gale, Storm, and Hurricane force winds
(c) Thunderstorm/CBs
(d) Severe gusts
(e) Severe turbulence
(f) Significant low stratus
(g) Fog or thick haze/sandstorm/duststorm 
    causing significant reduction of visibility
(h) Volcanic ash
(i) Radioactive cloud
===================================================================

Aviation Weather Observation and Forecast Information for Hong Kong International Airport

To know more about clouds, please see Commonly observed clouds in Hong Kong.

Significant Weather Information (SIGMET)

The Airport Meteorological Office is responsible for monitoring hazardous weather and phenomena in the atmosphere that may affect the safety of aircraft operations within a designated airspace over the northern part of the South China Sea. Weather forecasters at the Airport Meteorological Office issues SIGMET information when hazardous weather and phenomena in the atmosphere such as thunderstorms, tropical cyclones, turbulence, icing occur or are expected to occur in the airspace.

Please click here for more about the SIGMET