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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 23 Oct 18

TAF VHHH 230500Z 2306/2412 02005KT 8000 FEW025 SCT040 TX27/2306Z TX28/2406Z TN23/2322Z TEMPO 2306/2309 30010KT BECMG 2309/2311 08010KT TEMPO 2311/2315 VRB05KT TEMPO 2318/2401 4000 BR -RA TEMPO 2403/2409 32010KT=

(Next update at: 19:00HKT 23/Oct/18)

Decoded TAF in plain language:-

Aerodrome forecast (TAF) valid between 06 UTC, 23 Oct 2018 and 12 UTC, 24 Oct 2018 issued by the Hong Kong Observatory :

Time Wind Visibility Weather Cloud Amount Cloud Base
Between 06 and 09 UTC, 23 Oct 2018 5 knots from 020 degrees (NNE) 8 km No significant weather
1 to 2 oktas
3 to 4 oktas
2500 feet
4000 feet
Temporarily between 06 and 09 UTC, 23 Oct 2018 10 knots from 300 degrees (WNW) 8 km No significant weather
1 to 2 oktas
3 to 4 oktas
2500 feet
4000 feet
From 09 to 11 UTC, 23 Oct 2018, becoming 10 knots from 080 degrees (E) 8 km No significant weather
1 to 2 oktas
3 to 4 oktas
2500 feet
4000 feet
Temporarily between 11 and 15 UTC, 23 Oct 2018 5 knots direction variable 8 km No significant weather
1 to 2 oktas
3 to 4 oktas
2500 feet
4000 feet
Temporarily between 18 UTC, 23 Oct 2018 and 01 UTC, 24 Oct 2018 10 knots from 080 degrees (E) 4000 m Mist, Light Rain
1 to 2 oktas
3 to 4 oktas
2500 feet
4000 feet
Temporarily between 03 and 09 UTC, 24 Oct 2018 10 knots from 320 degrees (NW) 8 km No significant weather
1 to 2 oktas
3 to 4 oktas
2500 feet
4000 feet

Time Temperature
06 UTC, 23 Oct 2018
Maximum27 oC
06 UTC, 24 Oct 2018
Maximum28 oC
22 UTC, 23 Oct 2018
Minimum23 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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