Aviation Digital Data Service (ADDS)

Output produced by METARs form (0742 UTC 24 October 2017)
found at http://www.aviationweather.gov/adds/metars/
 
METAR text: RJTT 240730Z 05011KT 9999 FEW030 BKN180 16/10 Q1022 NOSIG RMK 1CU030 7AC180 A3020
Conditions at: RJTT (TOKYO INTL AIRPO, JP) observed 0730 UTC 24 October 2017
Temperature: 16.0°C (61°F)
Dewpoint: 10.0°C (50°F) [RH = 68%]
Pressure (altimeter): 30.18 inches Hg (1022.0 mb)
Winds: from the NE (50 degrees) at 13 MPH (11 knots; 5.7 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 18000 feet AGL
Clouds: few clouds at 3000 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 240506Z 2406/2512 07010KT 9999 FEW020 SCT030
Forecast period: 0600 to 0900 UTC 24 October 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the ENE (70 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 2000 feet AGL
scattered clouds at 3000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2409/2411 36012KT
Forecast period: 0900 UTC 24 October 2017 to 1200 UTC 25 October 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1100 UTC 24 October 2017
Winds: from the N (360 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 3000 feet AGL
Weather: no significant weather forecast for this period