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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 22 Sep 19

TAF VHHH 220500Z 2206/2312 33015KT CAVOK TX31/2206Z TX31/2306Z TN25/2222Z TEMPO 2212/2218 03010KT TEMPO 2306/2312 06010KT=

(Next update at: 19:00HKT 22/Sep/19)

Decoded TAF in plain language:-

Aerodrome forecast (TAF) valid between 06 UTC, 22 Sep 2019 and 12 UTC, 23 Sep 2019 issued by the Hong Kong Observatory :

Time Wind Visibility Weather Cloud Base
Between 06, 22 Sep 2019 and 12 UTC, 23 Sep 2019 15 knots from 330 degrees (NNW) 10 km or above No significant weather
No cloud below 5000 feet,
no cumulonimbus.
Temporarily between 12 and 18 UTC, 22 Sep 2019 10 knots from 030 degrees (NNE) 10 km or above No significant weather
No cloud below 5000 feet,
no cumulonimbus.
Temporarily between 06 and 12 UTC, 23 Sep 2019 10 knots from 060 degrees (ENE) 10 km or above No significant weather
No cloud below 5000 feet,
no cumulonimbus.

Time Temperature
06 UTC, 22 Sep 2019
Maximum31 oC
06 UTC, 23 Sep 2019
Maximum31 oC
22 UTC, 22 Sep 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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