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Weather Conditions observed on 2025/09/18 at 07:20 UTC at LONDON/HEATHROW, UK (EGLL)
Sky conditions: overcast.
Temperature: 19.0 Celsius.
Dewpoint: 16.0 Celsius.
Relative Humidity: 83%
Humidex 24.
Winds: Southwest at 17 km/h or 9 knots.
Mean Sea level Pressure: 101.80 kilopascals.
Horizontal visibility: 6.21 statute miles or 9.94 kilometers.
Height of the Ceiling: 305 metres ( 1000 feet ).
Coded METAR:
EGLL 180720Z AUTO 22009KT 9999 OVC010 19/16 Q1018=