Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1919 UTC 23 July 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: RJTT 231900Z 20012KT 9999 FEW015 SCT140 BKN180 27/24 Q1002 NOSIG RMK 1CU015 3AC140 7AC180 A2960
Conditions at: RJTT (TOKYO INTL AIRPO, JP) observed 1900 UTC 23 July 2017
Temperature: 27.0°C (81°F)
Dewpoint: 24.0°C (75°F) [RH = 84%]
Pressure (altimeter): 29.59 inches Hg (1002.0 mb)
Winds: from the SSW (200 degrees) at 14 MPH (12 knots; 6.2 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 18000 feet AGL
Clouds: few clouds at 1500 feet AGL
scattered clouds at 14000 feet AGL
broken clouds at 18000 feet AGL
Weather: no significant weather observed at this time

Forecast for: RJTT (TOKYO INTL AIRPO, JP)
Text: TAF RJTT 231709Z 2318/2500 20020KT 9999 FEW015
Forecast period: 1800 UTC 23 July 2017 to 1800 UTC 24 July 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SSW (200 degrees) at 23 MPH (20 knots; 10.4 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 1500 feet AGL
Weather: no significant weather forecast for this period
Text: TEMPO 2400/2406 20022G32KT
Forecast period: 0000 to 0600 UTC 24 July 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Winds: from the SSW (200 degrees) at 25 MPH (22 knots; 11.4 m/s)
gusting to 37 MPH (32 knots; 16.6 m/s)
Weather: no significant weather forecast for this period
Text: BECMG 2418/2421 20010KT
Forecast period: 1800 UTC 24 July 2017 to 0000 UTC 25 July 2017
Forecast type: BECOMING: Conditions expected to become as follows by 2100 UTC 24 July 2017
Winds: from the SSW (200 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 1500 feet AGL
Weather: no significant weather forecast for this period