Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1001 UTC 23 April 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: RKSS 230900Z 28007KT CAVOK 17/M02 Q1016 NOSIG
Conditions at: RKSS (SEOUL/KIMPO INTL, KR) observed 0900 UTC 23 April 2017
Temperature: 17.0°C (63°F)
Dewpoint: -2.0°C (28°F) [RH = 27%]
Pressure (altimeter): 30.00 inches Hg (1016.0 mb)
Winds: from the W (280 degrees) at 8 MPH (7 knots; 3.6 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: ceiling and visibility are OK
Clouds: unknown
Weather: no significant weather observed at this time

Forecast for: RKSS (SEOUL/KIMPO INTL, KR)
Text: TAF RKSS 230500Z 2306/2412 25010KT CAVOK TN06/2321Z TX21/2406Z
Forecast period: 0600 to 0900 UTC 23 April 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the WSW (250 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: not forecast
Weather: no significant weather forecast for this period
Text: BECMG 2309/2310 19006KT
Forecast period: 0900 to 1400 UTC 23 April 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1000 UTC 23 April 2017
Winds: from the S (190 degrees) at 7 MPH (6 knots; 3.1 m/s)
Visibility: 6 or more miles (10+ km)
Weather: no significant weather forecast for this period
Text: BECMG 2314/2315 04005KT
Forecast period: 1400 to 2300 UTC 23 April 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1500 UTC 23 April 2017
Winds: from the NE (40 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 or more miles (10+ km)
Weather: no significant weather forecast for this period
Text: BECMG 2323/2324 18007KT
Forecast period: 2300 UTC 23 April 2017 to 1200 UTC 24 April 2017
Forecast type: BECOMING: Conditions expected to become as follows by 0000 UTC 24 April 2017
Winds: from the S (180 degrees) at 8 MPH (7 knots; 3.6 m/s)
Visibility: 6 or more miles (10+ km)
Weather: no significant weather forecast for this period
Text: TEMPO 2403/2408 22015G25KT
Forecast period: 0300 to 0800 UTC 24 April 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Winds: from the SW (220 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