Aviation Digital Data Service (ADDS)

Output produced by METARs form (0248 UTC 15 August 2020)
found at http://www.aviationweather.gov/metar/data/
 
Forecast for: RJTT (TOKYO INTL AIRPO, JP)
Text: TAF RJTT 142305Z 1500/1606 18010KT 9999 FEW030
Forecast period: 0000 to 1200 UTC 15 August 2020
Forecast type: FROM: standard forecast or significant change
Winds: from the S (180 degrees) at 12 MPH (10 knots; 5.1 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: at least 12,000 feet AGL
Clouds: few clouds at 3000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 1512/1515 04005KT
Forecast period: 1200 UTC 15 August 2020 to 0000 UTC 16 August 2020
Forecast type: BECOMING: Conditions expected to become as follows by 1500 UTC 15 August 2020
Winds: from the NE (40 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: at least 12,000 feet AGL
Clouds: few clouds at 3000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 1600/1603 10005KT
Forecast period: 0000 to 0600 UTC 16 August 2020
Forecast type: BECOMING: Conditions expected to become as follows by 0300 UTC 16 August 2020
Winds: from the E (100 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: at least 12,000 feet AGL
Clouds: few clouds at 3000 feet AGL
Weather: no significant weather forecast for this period