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Aerodrome Forecast (TAF)
TAF is a description of the meteorological elements expected at an airport for a forecast period.
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The latest Aerodrome Forecast at the Hong Kong International Airport issued by the Hong Kong Observatory at 07:20 HKT on 21 Aug 08
TAF
VHHH 0024 03010KT 8000 FEW035 SCT050 TEMPO 0612 VRB20G30KT 2500 TSRA +SHRA FEW008 SCT012CB BKN040 BECMG 1214 34020G30KT TEMPO 1824 34025G40KT 3000 +SHRA FEW008 SCT012CB BKN040 TX34/06Z TN25/22Z=
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Decoded TAF in plain language:- Aerodrome forecast (TAF) valid between 00 and 24 UTC, 21 Aug 2008
issued by the Hong Kong Observatory :
| Time |
Wind |
Visibility |
Weather |
Cloud Amount |
Cloud Base |
| Between 00 and 12 UTC, 21 Aug 2008 |
10 knots from 030 degrees (NNE)
|
8 km |
No significant weather |
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| Temporarily between 06 and 12 UTC, 21 Aug 2008 |
20 knots, gusting to 30 knots direction variable
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2500 m |
Thunderstorm with moderate rain, Heavy showers of rain |
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| 800 feet |
| 1200 feet |
| 4000 feet |
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| From 12 to 14 UTC, 21 Aug 2008, becoming |
20 knots, gusting to 30 knots from 340 degrees (NNW)
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8 km |
No significant weather |
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| Temporarily between 18 and 24 UTC, 21 Aug 2008 |
25 knots, gusting to 40 knots from 340 degrees (NNW)
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3000 m |
Heavy showers of rain |
|
| 800 feet |
| 1200 feet |
| 4000 feet |
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| Time | Temperature |
| 06 UTC | |
| 22 UTC | |
| 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. |
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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. |
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Aviation Weather 
