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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 13:16 HKT on 20 Mar 10

TAF COR VHHH 200516Z 2006/2112 28010KT 7000 FEW020 SCT040 TX27/2106Z TN20/2022Z TEMPO 2006/2009 4000 HZ BECMG 2010/2012 VRB05KT TEMPO 2018/2024 35010KT TEMPO 2018/2109 4000 BR HZ BECMG 2103/2105 28010KT BECMG 2110/2112 09010KT=

Decoded TAF in plain language:-

Aerodrome forecast (TAF) valid between 06 UTC, 20 Mar 2010 and 12 UTC, 21 Mar 2010 issued by the Hong Kong Observatory :

Time Wind Visibility Weather Cloud Amount Cloud Base
Between 06 and 10 UTC, 20 Mar 2010 10 knots from 280 degrees (W) 7 km No significant weather
1 to 2 oktas
3 to 4 oktas
2000 feet
4000 feet
Temporarily between 06 and 09 UTC, 20 Mar 2010 10 knots from 280 degrees (W) 4000 m Haze
1 to 2 oktas
3 to 4 oktas
2000 feet
4000 feet
From 10 to 12 UTC, 20 Mar 2010, becoming 5 knots direction variable 7 km No significant weather
1 to 2 oktas
3 to 4 oktas
2000 feet
4000 feet
Temporarily between 18 and 24 UTC, 20 Mar 2010 10 knots from 350 degrees (N) 7 km No significant weather
1 to 2 oktas
3 to 4 oktas
2000 feet
4000 feet
Temporarily between 18 UTC, 20 Mar 2010 and 09 UTC, 21 Mar 2010 5 knots direction variable 4000 m Mist, Haze
1 to 2 oktas
3 to 4 oktas
2000 feet
4000 feet
From 03 to 05 UTC, 21 Mar 2010, becoming 10 knots from 280 degrees (W) 7 km No significant weather
1 to 2 oktas
3 to 4 oktas
2000 feet
4000 feet
From 10 to 12 UTC, 21 Mar 2010, becoming 10 knots from 090 degrees (E) 7 km No significant weather
1 to 2 oktas
3 to 4 oktas
2000 feet
4000 feet

Time Temperature
06 UTC, 21 Mar 2010
Maximum27 oC
22 UTC, 20 Mar 2010
Minimum20 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.
 
link list square Aviation Weather Observation Information for Hong Kong International Airport link list square Weather Forecast for Local Aviation
 
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