Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1434 UTC 24 July 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: EGKK 241420Z 33009KT 9999 BKN016 OVC022 16/14 Q1015
Conditions at: EGKK (LONDON/GATWICK A, GB) observed 1420 UTC 24 July 2017
Temperature: 16.0°C (61°F)
Dewpoint: 14.0°C (57°F) [RH = 88%]
Pressure (altimeter): 29.97 inches Hg (1015.0 mb)
Winds: from the NNW (330 degrees) at 10 MPH (9 knots; 4.7 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 1600 feet AGL
Clouds: broken clouds at 1600 feet AGL
overcast cloud deck at 2200 feet AGL
Weather: no significant weather observed at this time

Forecast for: EGKK (LONDON/GATWICK A, GB)
Text: TAF AMD EGKK 241315Z 2413/2518 34014KT 3000 DZ BKN008
Forecast period: 1300 UTC 24 July 2017 to 1800 UTC 25 July 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the NNW (340 degrees) at 16 MPH (14 knots; 7.3 m/s)
Visibility: 1.86 miles (2.99 km)
Ceiling: 800 feet AGL
Clouds: broken clouds at 800 feet AGL
Weather: DZ  (drizzle)
Text: BECMG 2413/2415 9999 NSW BKN022
Forecast period: 1300 UTC 24 July 2017 to 1800 UTC 25 July 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1500 UTC 24 July 2017
Winds: from the NNW (340 degrees) at 16 MPH (14 knots; 7.3 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 2200 feet AGL
Clouds: broken clouds at 2200 feet AGL
Weather: NSW  (no significant weather)
Text: PROB30
Forecast period: 1500 to 1800 UTC 24 July 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Visibility: 5 miles (8 km)
Ceiling: 1200 feet AGL
Clouds: broken clouds at 1200 feet AGL
Weather: -RA  (light rain)
Text: TEMPO 2415/2418 8000 -RA BKN012
Forecast period: 0000 to 0600 UTC 25 July 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Ceiling: 1200 feet AGL
Clouds: broken clouds at 1200 feet AGL
Weather: no significant weather forecast for this period
Text: PROB40
Forecast period: 0600 to 1000 UTC 25 July 2017
Forecast type: PROBABLE: 40 percent likelihood of the following during this time
Visibility: 6 or more miles (10+ km)
Weather: NSW  (no significant weather)