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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 07:00 HKT on 18 Jul 18

TAF VHHH 172300Z 1800/1906 09015KT 9999 FEW012 SCT030 TX31/1806Z TX32/1906Z TN27/1822Z TEMPO 1800/1804 10020G30KT 3000 -TSRA SHRA FEW010CB SCT025 TEMPO 1808/1812 4000 SHRA FEW010CB SCT025 TEMPO 1818/1902 4000 SHRA FEW010CB SCT025=

(Next update at: 13:00HKT 18/Jul/18)

Decoded TAF in plain language:-

Aerodrome forecast (TAF) valid between 00 UTC, 18 Jul 2018 and 06 UTC, 19 Jul 2018 issued by the Hong Kong Observatory :

Time Wind Visibility Weather Cloud Amount Cloud Base
Between 00, 18 Jul 2018 and 06 UTC, 19 Jul 2018 15 knots from 090 degrees (E) 10 km or above No significant weather
1 to 2 oktas
3 to 4 oktas
1200 feet
3000 feet
Temporarily between 00 and 04 UTC, 18 Jul 2018 20 knots, gusting to 30 knots from 100 degrees (E) 3000 m Thunderstorm with light rain, Moderate showers of rain
1 to 2 oktas Cumulonimbus
3 to 4 oktas
1000 feet
2500 feet
Temporarily between 08 and 12 UTC, 18 Jul 2018 15 knots from 090 degrees (E) 4000 m Moderate showers of rain
1 to 2 oktas Cumulonimbus
3 to 4 oktas
1000 feet
2500 feet
Temporarily between 18 UTC, 18 Jul 2018 and 02 UTC, 19 Jul 2018 15 knots from 090 degrees (E) 4000 m Moderate showers of rain
1 to 2 oktas Cumulonimbus
3 to 4 oktas
1000 feet
2500 feet

Time Temperature
06 UTC, 18 Jul 2018
Maximum31 oC
06 UTC, 19 Jul 2018
Maximum32 oC
22 UTC, 18 Jul 2018
Minimum27 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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