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Aerodrome Forecast (TAF)

TAF is a description of the meteorological elements expected at an airport for a forecast period.

The latest Aerodrome Forecast at the Hong Kong International Airport issued by the Hong Kong Observatory at 13:00 HKT on 26 May 19

TAF VHHH 260500Z 2606/2712 14010KT 8000 FEW010 SCT024 TX28/2606Z TX29/2706Z TN25/2622Z TEMPO 2608/2612 24015G25KT 2500 TSRA SHRA FEW008CB SCT015 BKN040 TEMPO 2612/2622 VRB05KT 3500 SHRA FEW010CB SCT020 TEMPO 2622/2704 24015G25KT 2500 TSRA SHRA FEW008CB SCT015 BKN040=

(Next update at: 19:00HKT 26/May/19)

Decoded TAF in plain language:-

Aerodrome forecast (TAF) valid between 06 UTC, 26 May 2019 and 12 UTC, 27 May 2019 issued by the Hong Kong Observatory :

Time Wind Visibility Weather Cloud Amount Cloud Base
Between 06, 26 May 2019 and 12 UTC, 27 May 2019 10 knots from 140 degrees (SE) 8 km No significant weather
1 to 2 oktas
3 to 4 oktas
1000 feet
2400 feet
Temporarily between 08 and 12 UTC, 26 May 2019 15 knots, gusting to 25 knots from 240 degrees (WSW) 2500 m Thunderstorm with moderate rain, Moderate showers of rain
1 to 2 oktas Cumulonimbus
3 to 4 oktas
5 to 7 oktas
800 feet
1500 feet
4000 feet
Temporarily between 12 and 22 UTC, 26 May 2019 5 knots direction variable 3500 m Moderate showers of rain
1 to 2 oktas Cumulonimbus
3 to 4 oktas
1000 feet
2000 feet
Temporarily between 22 UTC, 26 May 2019 and 04 UTC, 27 May 2019 15 knots, gusting to 25 knots from 240 degrees (WSW) 2500 m Thunderstorm with moderate rain, Moderate showers of rain
1 to 2 oktas Cumulonimbus
3 to 4 oktas
5 to 7 oktas
800 feet
1500 feet
4000 feet

Time Temperature
06 UTC, 26 May 2019
Maximum28 oC
06 UTC, 27 May 2019
Maximum29 oC
22 UTC, 26 May 2019
Minimum25 oC

okta(s): the international unit for reporting cloud amount. Cloud amount is assessed in total which is the estimated total apparent area of the sky covered with cloud.
  1 okta is one-eighth of sky covered with cloud. 0 okta = sky clear, 1-2 oktas = few, 3-4 oktas = scattered, 5-7 oktas = broken and 8 oktas = overcast.
To know more about the TAF code, please see Decoding TAF.
To know more about clouds, please see Commonly observed clouds in Hong Kong.
 
Aviation Weather Observation Information for Hong Kong International Airport Weather Forecast for Local Aviation
 
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