WEATHER FORECAST FOR LOCAL AVIATION

Weather Forecast for Local Aviation

Bulletin issued at 01:30 HKT 12/FEB/2020
(Next update at 9:00-9:30 HKT 13/FEB/2020)
I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     FOG.
     ISOL CUNIM/TS AND ASSOCIATED HAZARDS.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     A SOUTHTEASTERLY AIRSTREAM IS AFFECTING THE
     SOUTH CHINA COASTAL AREAS.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 0200 TO 1200 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  120/5
                  BECMG 180/5-10
                  TEMPO VRB/15G25 IN TS
       OFFSHORE:  120/5-10
                  BECMG 180/5-10                       17-20
   B.   2000 FT:  150/10-15                            17
   C.   5000 FT:  180/10-15                            14
   D.  10000 FT:  260/25                               5
   E.  18000 FT:  240/60                               MS6
   F.  24000 FT:  240/75                               MS18
   G.  30000 FT:  250/80                               MS34
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      2800-3700 FT
   I. WEATHER       : 
      CLOUDY WITH A FEW SHOWERS AND FOG PATCHES.
      SHOWERS WILL BE HEAVIER WITH A FEW SQUALLY
      THUNDERSTORMS DURING THE DAY.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      SCT 3000 FT. 
      TEMPO FEW 800 FT CB SCT 1500 FT BKN 4000 FT
   K. VISIBILITY    : 6 KM. TEMPO 2000 M IN RAIN/MIST. 
                      TEMPO 500 M IN FOG. 
                      TEMPO 3000 M IN SHOWERS. 
                      TEMPO 2500 M IN TS.
   L. 0 DEG. C LEVEL: 13500 FT      10 DEG. C LEVEL(S) : 8000 FT
   M. TURBULENCE    : MOD TO SEV NEAR CUNIM/TS
   N. SEA STATE     : 0.5-1.0 M     SEA TEMPERATURE    : 19 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE SOUTH TO SOUTHEASTERLY WINDS
. CLOUDY
     WITH SHOWERS. SHOWERS WILL BE HEAVIER WITH A
     FEW SQUALLY THUNDERSTORMS DURING THE DAY.=
===================================================================
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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