Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0747 UTC 25 March 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: RJAA 250730Z 10011KT 9999 FEW030 SCT/// 09/M05 Q1019 NOSIG
Conditions at: RJAA (NARITA INTL , JP) observed 0730 UTC 25 March 2017
Temperature: 9.0°C (48°F)
Dewpoint: -5.0°C (23°F) [RH = 37%]
Pressure (altimeter): 30.09 inches Hg (1019.0 mb)
Winds: from the E (100 degrees) at 13 MPH (11 knots; 5.7 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 observed at this time

Forecast for: RJAA (NARITA INTL , JP)
Text: TAF RJAA 250507Z 2506/2612 12010KT 9999 FEW030
Forecast period: 0600 to 1300 UTC 25 March 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the ESE (120 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 3000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2513/2515 03005KT
Forecast period: 1300 to 2100 UTC 25 March 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1500 UTC 25 March 2017
Winds: from the NNE (30 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 3000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2521/2600 10010KT
Forecast period: 2100 UTC 25 March 2017 to 1200 UTC 26 March 2017
Forecast type: BECOMING: Conditions expected to become as follows by 0000 UTC 26 March 2017
Winds: from the E (100 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 3000 feet AGL
Weather: no significant weather forecast for this period
Text: TEMPO 2600/2606 4000 -SHRA BR
Forecast period: 0000 to 0600 UTC 26 March 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Visibility: 2.49 miles (4.01 km)
Weather: -SHRA BR  (light rain showers, mist)
Text: TEMPO 2606/2612 3000 SHRA BR FEW005 BKN008
Forecast period: 0600 to 1200 UTC 26 March 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Visibility: 1.86 miles (2.99 km)
Ceiling: 800 feet AGL
Clouds: few clouds at 500 feet AGL
broken clouds at 800 feet AGL
Weather: SHRA BR  (rain showers, mist)