Weather Forecast for Local Aviation

I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     STRONG WINDS AND SEV TURB.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     PRESSURE IS RISING OVER THE NORTHERN PART OF
     GUANGDONG, THE NORTHEAST MONSOON IS EXPECTED TO
     REACH THE COAST OF GUANGDONG THIS MORNING.
     MEANWHILE, A BROAD BAND OF CLOUDS IS COVERING
     SOUTHERN CHINA.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1000 TO 2000 HKT:
             WIND (DIRECTION/KNOT)          TEMPERATURE (DEG. C)
   A.   SURFACE:  VRB/5
                  BECMG 030/10-15
       OFFSHORE:  060/10
                  BECMG 090/15-20 OCNL 25              20-22
   B.   2000 FT:  050/10
                  BECMG 080/15-20                      14
   C.   5000 FT:  110/5                                11
   D.  10000 FT:  270/40                               5
   E.  18000 FT:  250/40                               MS7
   F.  24000 FT:  250/65                               MS13
   G.  30000 FT:  260/55                               MS25
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL
   I. WEATHER       : 
      MAINLY CLOUDY, SUNNY INTERVALS IN THE
      AFTERNOON. A FEW RAIN AND MIST PATCHES.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 1000 FT SCT 2500 FT BKN 8000 FT
   K. VISIBILITY    : 6 KM, TEMPO 2000 M IN RAIN/MIST.
   L. 0 DEG. C LEVEL: 13500 FT      10 DEG. C LEVEL(S) : 6000 FT
   M. TURBULENCE    : MOD TO SEV OFFSHORE. MOD NEAR HILLS.
   N. SEA STATE     : 0.5-3.0 M     SEA TEMPERATURE    : 20 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE TO FRESH NORTHEASTERLY WINDS, STRONG
     OFFSHORE. CLOUDY WITH A FEW RAIN PATCHES.=

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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.