Aviation Digital Data Service (ADDS)

Output produced by METARs form (2132 UTC 17 July 2018)
found at http://www.aviationweather.gov/adds/metars/
 
METAR text: RJTT 172100Z 26003KT 230V290 9999 FEW020 BKN/// 28/25 Q1010 NOSIG RMK 1CU020 A2984
Conditions at: RJTT (TOKYO INTL AIRPO, JP) observed 2100 UTC 17 July 2018
Temperature: 28.0°C (82°F)
Dewpoint: 25.0°C (77°F) [RH = 84%]
Pressure (altimeter): 29.82 inches Hg (1010.0 mb)
Winds: from the W (260 degrees) at 3 MPH (3 knots; 1.6 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: at least 12,000 feet AGL
Clouds: few clouds at 2000 feet AGL
Weather: no significant weather observed at this time

Forecast for: RJTT (TOKYO INTL AIRPO, JP)
Text: TAF RJTT 171705Z 1718/1900 23005KT 8000 FEW008 SCT015
Forecast period: 1800 UTC 17 July 2018 to 0100 UTC 18 July 2018
Forecast type: FROM: standard forecast or significant change
Winds: from the SW (230 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 5 miles (8 km)
Clouds: few clouds at 800 feet AGL
scattered clouds at 1500 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 1801/1803 18016KT
Forecast period: 0100 to 1800 UTC 18 July 2018
Forecast type: BECOMING: Conditions expected to become as follows by 0300 UTC 18 July 2018
Winds: from the S (180 degrees) at 18 MPH (16 knots; 8.3 m/s)
Visibility: 5 miles (8 km)
Clouds: few clouds at 800 feet AGL
scattered clouds at 1500 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 1818/1821 23006KT
Forecast period: 1800 UTC 18 July 2018 to 0000 UTC 19 July 2018
Forecast type: BECOMING: Conditions expected to become as follows by 2100 UTC 18 July 2018
Winds: from the SW (230 degrees) at 7 MPH (6 knots; 3.1 m/s)
Visibility: 5 miles (8 km)
Clouds: few clouds at 800 feet AGL
scattered clouds at 1500 feet AGL
Weather: no significant weather forecast for this period