WEATHER FORECAST FOR LOCAL AVIATION

Weather Forecast for Local Aviation

Bulletin issued at 09:30 HKT 02/NOV/2020
(Next update at 17:30 HKT 02/NOV/2020)
I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     STRONG WINDS AND SEV TURB.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     THE NORTHEAST MONSOON IS AFFECTING THE SOUTH
     CHINA COASTAL AREA.
     AT NOON., TROPICAL STORM GONI WAS LOCATED AT
     15.0 DEGREES NORTH, 118.3 DEGREES EAST. IT IS
     FORECAST TO MOVE WEST AT ABOUT 10 KNOTS ACROSS
     THE CENTRAL PART OF THE SOUTH CHINA SEA.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1000 TO 2000 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  020/10, OCNL 15
       OFFSHORE:  030/10-15, 20 LATER                  29-22
   B.   2000 FT:  040/20-25                            20
   C.   5000 FT:  050/25                               15
   D.  10000 FT:  010/10                               11
   E.  18000 FT:  340/10                               MS1
   F.  24000 FT:  340/15                               MS13
   G.  30000 FT:  350/10
                  BECMG 250/10                         MS25
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL
   I. WEATHER       : 
      MAINLY FINE.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 4000 FT
   K. VISIBILITY    : 7 KM.
   L. 0 DEG. C LEVEL: 17500 FT      10 DEG. C LEVEL(S) : 11000 FT
   M. TURBULENCE    : MOD TO SEV NEAR HILLS. MOD OFFSHORE.
   N. SEA STATE     : 1.5-2.5 M     SEA TEMPERATURE    : 24 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE TO FRESH NORTHEASTERLY WINDS,
     OCCASIONALLY STRONG OFFSHORE. MAINLY FINE.=
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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
===================================================================
Aviation Weather Observation and Forecast Information for Hong Kong International Airport
To know more about clouds, please see Commonly observed clouds in Hong Kong.


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