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Weather Forecast for Local Aviation

Bulletin issued at 17:30 HKT 26/MAY/2017
(Next update at 01:30 HKT 27/MAY/2017)
I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     NIL.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     A BAND OF CLOUDS IS COVERING THE COASTAL AREAS
     OF GUANGDONG.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1800 TO 0400 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  080/10
       OFFSHORE:  060/15-20                            26-24
   B.   2000 FT:  080/15-20                            19
   C.   5000 FT:  100/10                               15
   D.  10000 FT:  250/15                               9
   E.  18000 FT:  270/25                               MS4
   F.  24000 FT:  270/30                               MS13
   G.  30000 FT:  270/40                               MS28
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL.
   I. WEATHER       : 
      MAINLY CLOUDY WITH ISOLATED SHOWERS AT FIRST.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 3000 FT  SCT 6000 FT.
   K. VISIBILITY    : 7 KM.  
                      TEMPO 4000 M IN SHOWERS.
   L. 0 DEG. C LEVEL: 16000 FT      10 DEG. C LEVEL(S) : 9600 FT
   M. TURBULENCE    : MOD TO SEV OFFSHORE AND NEAR HILLS
   N. SEA STATE     : 2.0-2.5 M     SEA TEMPERATURE    : 26 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE TO FRESH EASTERLY WINDS. 
     MAINLY CLOUDY,SUNNY PERIODS DURING THE DAY.=
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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
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Aviation Weather Observation and Forecast Information for Hong Kong International Airport
To know more about clouds, please see Commonly observed clouds in Hong Kong.