Aviation Digital Data Service (ADDS)

Output produced by TAFs form (2352 UTC 18 February 2018)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: RJSS 182300Z 00000KT 9999 FEW030 M01/M10 Q1020
Conditions at: RJSS (SENDAI AIRPORT , JP) observed 2300 UTC 18 February 2018
Temperature: -1.0°C (30°F)
Dewpoint: -10.0°C (14°F) [RH = 50%]
Pressure (altimeter): 30.12 inches Hg (1020.0 mb)
Winds: calm
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: RJSS (SENDAI AIRPORT , JP)
Text: TAF RJSS 182305Z 1900/2006 29004KT 9999 FEW020 BKN040
Forecast period: 0000 UTC 19 February 2018 to 0600 UTC 20 February 2018
Forecast type: FROM: standard forecast or significant change
Winds: from the WNW (290 degrees) at 5 MPH (4 knots; 2.1 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 4000 feet AGL
Clouds: few clouds at 2000 feet AGL
broken clouds at 4000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 1900/1902 29015KT
Forecast period: 0000 to 0900 UTC 19 February 2018
Forecast type: BECOMING: Conditions expected to become as follows by 0200 UTC 19 February 2018
Winds: from the WNW (290 degrees) at 17 MPH (15 knots; 7.8 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 4000 feet AGL
Clouds: few clouds at 2000 feet AGL
broken clouds at 4000 feet AGL
Weather: no significant weather forecast for this period
Text: TEMPO 1902/1907 29015G25KT
Forecast period: 0200 to 0700 UTC 19 February 2018
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Winds: from the WNW (290 degrees) at 17 MPH (15 knots; 7.8 m/s)
gusting to 29 MPH (25 knots; 13.0 m/s)
Weather: no significant weather forecast for this period
Text: BECMG 1909/1911 23004KT
Forecast period: 0900 UTC 19 February 2018 to 0000 UTC 20 February 2018
Forecast type: BECOMING: Conditions expected to become as follows by 1100 UTC 19 February 2018
Winds: from the SW (230 degrees) at 5 MPH (4 knots; 2.1 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 4000 feet AGL
Clouds: few clouds at 2000 feet AGL
broken clouds at 4000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2000/2003 29013KT
Forecast period: 0000 to 0600 UTC 20 February 2018
Forecast type: BECOMING: Conditions expected to become as follows by 0300 UTC 20 February 2018
Winds: from the WNW (290 degrees) at 15 MPH (13 knots; 6.8 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 4000 feet AGL
Clouds: few clouds at 2000 feet AGL
broken clouds at 4000 feet AGL
Weather: no significant weather forecast for this period