WEATHER FORECAST FOR LOCAL AVIATION

Weather Forecast for Local Aviation

Bulletin issued at 12:30 HKT 02/AUG/2020
(Next update at 01:30 HKT 03/AUG/2020)
I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     ISOL CUNIM/TS AND ASSOCIATED HAZARDS.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     AT 4 P.M.., TROPICAL DEPRESSION SINLAKU WAS
     LOCATED NEAR 19.7 DEGREES NORTH, 105.3 DEGREES
     EAST. IT IS FORECAST TO MOVE WEST-NORTHWEST AT
     ABOUT 10 KNOTS INTO THE INLAND AREAS OF VIETNAM
     AND DISSIPATE GRADUALLY. . MEANWHILE, TROPICAL
     STORM HAGUPIT WAS WAS LOCATED NEAR 23.3 DEGREES
     NORTH, 124.5 DEGREES EAST. IT IS FORECAST TO
     MOVE NORTHWEST AT ABOUT 8 KNOTS ACROSS THE SEAS
     EAST OF TAIWAN AND INTENSIFY GRADUALLY.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1300 TO 2300 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  110/10-15
                  TEMPO VRB/20G30 IN TS
       OFFSHORE:  110/15-20                            29-26
   B.   2000 FT:  140/15-20                            23
   C.   5000 FT:  160/20                               19
   D.  10000 FT:  160/20                               12
   E.  18000 FT:  110/30                               0
   F.  24000 FT:  100/25                               MS10
   G.  30000 FT:  090/10                               MS23
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL
   I. WEATHER       : 
      MAINLY CLOUDY WITH OCCASIONAL SQUALLY SHOWERS
      AND THUNDERSTORMS.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 1200 FT SCT 2500 FT 
      TEMPO FEW CB 800 FT SCT 2000 FT BKN 4000 FT
   K. VISIBILITY    : 10 KM, TEMPO 3000 M IN SHOWERS, TEMPO 2000 M IN TS.
   L. 0 DEG. C LEVEL: 18000 FT      10 DEG. C LEVEL(S) : 11400 FT
   M. TURBULENCE    : MOD TO SEV NEAR CUNIM/TS.  MOD OFFSHORE AND NEAR HILLS.
   N. SEA STATE     : 2.0-3.5 M     SEA TEMPERATURE    : 27 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE SOUTHEASTERLY WINDS.MAINLY CLOUDY WITH
     OCCASIONAL SHOWERS AND 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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