Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1154 UTC 27 May 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: EGKK 271120Z 21012KT 170V240 9999 SCT014 19/14 Q1015
Conditions at: EGKK (LONDON/GATWICK A, GB) observed 1120 UTC 27 May 2017
Temperature: 19.0°C (66°F)
Dewpoint: 14.0°C (57°F) [RH = 73%]
Pressure (altimeter): 29.97 inches Hg (1015.0 mb)
Winds: from the SSW (210 degrees) at 14 MPH (12 knots; 6.2 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: at least 12,000 feet AGL
Clouds: scattered clouds at 1400 feet AGL
Weather: no significant weather observed at this time

Forecast for: EGKK (LONDON/GATWICK A, GB)
Text: TAF EGKK 271054Z 2712/2818 21012KT 9999 FEW020 SCT045
Forecast period: 1200 UTC 27 May 2017 to 0000 UTC 28 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SSW (210 degrees) at 14 MPH (12 knots; 6.2 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 2000 feet AGL
scattered clouds at 4500 feet AGL
Weather: no significant weather forecast for this period
Text: PROB30
Forecast period: 1200 to 1400 UTC 27 May 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Ceiling: 1400 feet AGL
Clouds: broken clouds at 1400 feet AGL
Weather: no significant weather forecast for this period
Text: TEMPO 2712/2714 BKN014
Forecast period: 2000 UTC 27 May 2017 to 0000 UTC 28 May 2017
Forecast type: PROBABLE: 30 percent likelihood of the following during this time
Ceiling: 600 feet AGL
Clouds: broken clouds at 600 feet AGL
Weather: no significant weather forecast for this period
Text: PROB30 2720/2724 BKN006
Forecast period: 0000 to 0700 UTC 28 May 2017
Forecast type: BECOMING: Conditions expected to become as follows by 0300 UTC 28 May 2017
Winds: variable direction winds at 3 MPH (3 knots; 1.6 m/s)
Visibility: 5 miles (8 km)
Clouds: few clouds at 2000 feet AGL
scattered clouds at 4500 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2800/2803 VRB03KT 8000
Forecast period: 0000 to 0700 UTC 28 May 2017
Forecast type: PROBABLE: 40 percent likelihood of the following during this time
Visibility: 1.24 miles (2.00 km)
Ceiling: 600 feet AGL
Clouds: broken clouds at 600 feet AGL
Weather: BR MIFG  (mist, shallow fog)
Text: PROB40 2800/2807 2000 BR MIFG BKN006
Forecast period: 0700 to 1800 UTC 28 May 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1100 UTC 28 May 2017
Winds: variable direction winds at 3 MPH (3 knots; 1.6 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 2000 feet AGL
scattered clouds at 4500 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2807/2811 9999
Forecast period: 1100 to 1800 UTC 28 May 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Visibility: 4 miles (7 km)
Weather: SHRA  (rain showers)
Text: TEMPO 2811/2818 7000 SHRA
Forecast period: 1200 to 1500 UTC 28 May 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Visibility: 2.49 miles (4.01 km)
Weather: +SHRA  (heavy rain showers)