Weather Forecast for Local Aviation

I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     SEV TURB AND SEV GUSTS.  GALE FORCE WINDS.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     THE NORTHEAST MONSOON IS AFFECTING THE SOUTH
     CHINA COASTAL AREAS.
     AT 4 PM.., TYPHOON SAUDEL WAS LOCATED AT 17.2
     DEGREES NORTH, 115.9 DEGREES EAST. IT IS
     FORECAST TO MOVE NORTHWEST SLOWLY ACROSS THE
     CENTRAL PART OF THE SOUTH CHINA SEA.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1800 TO 0400 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  360/15-20
       OFFSHORE:  360/20-25 OCNL 30                    27-22
   B.   2000 FT:  360/25-30 OCNL 35G45                 20
   C.   5000 FT:  080/15                               17
   D.  10000 FT:  360/10                               13
   E.  18000 FT:  010/10                               MS3
   F.  24000 FT:  320/10                               MS13
   G.  30000 FT:  240/10                               MS23
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      2100-2200 FT, 4400-5000 FT
   I. WEATHER       : 
      MAINLY CLOUDY.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 3000 FT SCT 5000 FT
   K. VISIBILITY    : 10 KM
   L. 0 DEG. C LEVEL: 16500 FT      10 DEG. C LEVEL(S) : 12200 FT
   M. TURBULENCE    : MOD TO SEV
   N. SEA STATE     : 3.0-4.5 M     SEA TEMPERATURE    : 26 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE TO FRESH NORTHERLY WINDS, OCCASIONALLY
     STRONG OFFSHORE. MAINLY CLOUDY. BRIGHT PERIODS
     IN THE MORNING. ONE OR TWO LIGHT RAIN PATCHES
     LATER.
     MAINLY CLOUDY.=

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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.