WEATHER FORECAST FOR LOCAL AVIATION

Weather Forecast for Local Aviation

Bulletin issued at 09:30 HKT 14/FEB/2020
(Next update at 12:30 HKT 14/FEB/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 :
     UNSETTLED WEATHER ASSOCIATED WITH AN UPPER-AIR
     DISTURBANCE IS AFFECTING THE SOUTH CHINA COASTAL
     AREAS.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1000 TO 2000 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  110/5-10
                  TEMPO VRB/25G35 IN TS
       OFFSHORE:  140/15-20                            20-23
   B.   2000 FT:  160/20-25                            19
   C.   5000 FT:  200/30                               13
   D.  10000 FT:  220/40                               6
   E.  18000 FT:  240/50                               MS8
   F.  24000 FT:  240/65                               MS20
   G.  30000 FT:  280/80                               MS34
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL
   I. WEATHER       : 
      MAINLY CLOUDY WITH OCCASIONAL SHOWERS. A FEW
      SQUALLY THUNDERSTORMS IN THE MORNING. SHOWERS
      WILL EASE OFF GRADUALLY IN THE AFTERNOON.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 1000 FT SCT 3000 FT BKN 6000 FT TEMPO FEW
      CB 600 FT SCT 1200 FT BKN 4000 FT
   K. VISIBILITY    : 8 KM. TEMPO 3000 M IN SHOWERS. TEMPO 1500 M IN TS.
   L. 0 DEG. C LEVEL: 13000 FT      10 DEG. C LEVEL(S) : 6800 FT
   M. TURBULENCE    : MOD TO SEV NEAR CUNIM/TS AND NEAR HILLS. MOD OFFSHORE.
   N. SEA STATE     : 2.0-2.5 M     SEA TEMPERATURE    : 19 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE TO FRESH SOUTHEASTERLY WINDS. MAINLY
     CLOUDY WITH A FEW SHOWERS.=
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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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