WEATHER FORECAST FOR LOCAL AVIATION

Weather Forecast for Local Aviation

Bulletin issued at 17:30 HKT 05/JUN/2020
(Next update at 01:30 HKT 06/JUN/2020)
I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     STRONG WINDS AND SEV TURB. 
     ISOL CUNIM/TS AND ASSOCIATED HAZARDS.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     A SOUTHWESTERLY AIRSTREAM IS BRINGING UNSETTLED
     WEATHER TO THE SOUTH CHINA COASTAL AREAS.
     MEANWHILE, A BAND OF THUNDERY SHOWERS ASSOCIATED
     WITH A TROUGH OF LOW PRESSURE IS AFFECTING
     WESTERN GUANGDONG AND IS MOVING EASTWARDS
     GRADUALLY.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1800 TO 0400 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  200/10-15
                  TEMPO VRB/20G35 IN TS
       OFFSHORE:  210/15-20, OCNL 25                   30-25
   B.   2000 FT:  210/25-30                            24
   C.   5000 FT:  210/25                               19
   D.  10000 FT:  230/30                               12
   E.  18000 FT:  230/35                               MS3
   F.  24000 FT:  250/30                               MS14
   G.  30000 FT:  270/25                               MS26
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL.
   I. WEATHER       : 
      CLOUDY WITH HEAVY SHOWERS AND SQUALLY
      THUNDERSTORMS.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 1200 FT SCT 2500 FT.
      TEMPO FEW CB 800 FT SCT 1500 FT BKN 4000 FT.
   K. VISIBILITY    : 10 KM, TEMPO 3000 M IN SHOWERS, 
                      TEMPO 1500 M IN TS.
   L. 0 DEG. C LEVEL: 16500 FT      10 DEG. C LEVEL(S) : 11600 FT
   M. TURBULENCE    : MOD TO SEV.
   N. SEA STATE     : 1.5-3.0 M     SEA TEMPERATURE    : 27 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE TO TO FRESH SOUTHWESTERLY WINDS. CLOUDY
     WITH HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.=
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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.


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